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  • The choice of hoses for moonshine: which is better, diameter, how to connect, where to buy. Quick-detachable connections for canopies of the moonshine still

    The choice of hoses for moonshine: which is better, diameter, how to connect, where to buy.  Quick-detachable connections for canopies of the moonshine still

    Buy PVC hoses at affordable prices!

    The Moonshine-ka company presents a range of PVC hoses designed to fulfill a number of tasks that are faced by everyone involved in the home preparation of fine alcoholic beverages. In our catalog you will find only high-quality products of this category. At the same time, when you contact us to buy a transparent PVC hose, you will definitely receive a number of favorable conditions that allow you to get the most out of your purchase. We present you a description of the product catalog offered on this page, a list of its advantages, as well as those favorable conditions that are offered to each of our clients by the sale of PVC hoses from Moonshine-ka

    PVC hoses for moonshine: description and application

    PVC hoses, which our company offers to buy, are made of high quality polyvinyl chloride. Today, along with similar products made of silicone, transparent PVC food hose is the best product for performing several important functions at once, which greatly simplifies the design and, consequently, reduces the overall cost of equipment used to make home-made alcoholic beverages. We list the areas in which PVC hoses for moonshine still find their application:

    • Supply and discharge of cold water. This function is the main one for which PVC hoses are used. It should be emphasized here that in order to ensure increased flexibility of the product, manufacturers use internal reinforcement of its walls. This additional protection ensures that the PVC hose does not break when strongly bent. Therefore, you can safely use it in a limited space, without fear for the appearance of cracks.
    • Withdrawal of finished moonshine or alcohol. For this purpose, as a rule, a food-grade PVC hose of medium or small diameter is used, which contributes to a uniform flow of liquid to the final destination.
    • Connection of distillation column and distiller. In this case, a similar silicone product is more preferable. However, if your financial options are limited, then PVC hoses, which can be bought much cheaper, will also be acceptable.

    For all these purposes, our specialists will certainly select the optimal length, diameter and wall thickness, according to which the PVC hoses for the moonshine still presented in the Moonshine-ka catalog are classified.

    PVC hose for home brewing: product advantages

    Here are the main parameters, thanks to which the PVC hoses presented in our online store will allow you to optimize the process of preparing home-made alcoholic beverages as much as possible, as well as significantly improve their quality:

    • Complete purity of the product in terms of the content of harmful substances that can adversely affect the quality of the final product.
    • High strength, durability and elasticity of the material. Using a PVC hose, especially when it comes to reinforced products, you guarantee for yourself the reliability of the process of making homemade alcohol.
    • Maximum resistance to sunlight, high humidity and the spread of bacteria. These parameters contribute to the performance of two important functions at once. Firstly, it does not matter at all where exactly you will install your equipment for making moonshine. Secondly, taking advantage of the opportunity to buy a transparent PVC hose, you will ensure that you receive a completely clean and healthy product.
    • Inertness to internal and external ignition. Thanks to this property, PVC hoses, which our company offers to buy, ensure the safety of all equipment of the device, excluding the possibility of its ignition during overloads or incorrect operation.
    • anti-adhesion property. Polyvinyl chloride hoses do not attract the smallest solid particles to their inner walls. This means that the product can be used for a long time without the need for cleaning or blowing.
    • Resistant to temperature extremes. PVC hoses, which we offer to buy in Tomsk at prices from the manufacturer, are able to fully maintain their best properties over a wide temperature range. This means that the operation of the product is possible for various purposes, at various stages of the process of making moonshine.

    Almost any moonshine is a network of nodes connected in a certain sequence. It keeps the process running.

    In this case, the important point is the question of how exactly these nodes can be connected and what effect this will have on the final product.

    And in order to fully understand what hoses for a moonshine still are, what their device is and what materials can be used to make them, you should familiarize yourself with the topic in detail.

    Hoses for a moonshine still are an indispensable element of any unit for distilling moonshine along with and. Although they are called hoses, the same category includes tubes made of different metals.

    The main purpose of this element is to transport alcohol-containing steam from one node to another, for example, from a distillation cube to, and from it to a refrigerator.

    In addition, hoses are needed to supply and drain water to the cooling circuit in the refrigerator and, if it is shirted. The only model that does not use hoses to supply water to the refrigerator is this.

    Device and principle of operation

    The structure of steam and water pipes in a moonshine still is very simple. The product consists of a piece of tube of the desired length and diameter and fasteners at the ends.

    There are two main types: threaded with a union nut and clamp.

    The first is more convenient in operation, more reliable, it cannot be torn off by pressure, but its arrangement is more expensive. If for the first one it is necessary to weld threaded pipes onto the units of the unit, then for the second it is enough to equip the steam outlets with fittings, and this is much easier. Using such a connector is not so convenient, and the clamped edges of the tube will gradually wear out from tightening the clamp.

    The principle of operation of steam and water pipes in a moonshine is very simple, steam and liquid pass through them, but the conditions are somewhat different, which is why the requirements for their parameters are different.

    In the water supply system that supplies water to cool the refrigerator and the dephlegmator jacket, there is low pressure, and the liquid does not have an aggressive chemical effect on the wall material.

    In this regard, tubes from almost any material are suitable for its arrangement. It can be either rubber or PVC, silicone or other polymeric materials.

    Several aggressive factors act simultaneously in the steam pipeline: high temperature, pressure drops and the aggressive chemical effect of alcohol compounds.

    As a consequence, the material used must be both strong and heat resistant, but more importantly, chemically inert.

    Therefore, for moonshine stills, those polymeric hoses that are labeled "food" are used; food-grade stainless steel and copper are safe from metals, but it must be cleaned regularly.

    What are the types

    Before listing the materials from which it is best to make steam and water pipes for a moonshine still, it is worth saying what materials you do not need to use.

    For the manufacture of steam pipelines, it is strongly not recommended to use polymer materials without special labeling "food". This category includes almost all types of rubber, with the exception of gas hoses, PVC from simple silicone.

    The fact is that upon contact with various alcohol compounds - ethanol, butyl, propyl, amyl and other alcohols - such materials form toxic substances with different intensity of harmful effects on the body.

    Also, for the manufacture of steam pipes, aluminum cannot be used, which, although it has excellent performance properties, actively forms harmful oxides from contact with alcohols.

    Such tubes were often used in the past to connect the still and refrigerator, which may lead to the stereotype that this is normal. Now you can list the suitable materials, their strengths and weaknesses.

    Silicone hoses for moonshine

    Food varieties that carry different labels, such as BgW or BGA, have a number of distinct properties, such as:

    • Ease in processing.
    • High heat resistance - more than 100 ° C.
    • Good flexibility, elasticity and memory of the material, so that the hoses do not deteriorate from bending, stretching and thermal expansion and contraction cycles.
    • Light weight.
    • High chemical inertness preventing the formation of any toxic compounds.
    • Transparency, which makes it possible to observe the process inside and find problem areas.
    • Affordable price and wide distribution of goods on the shelves of stores and online sites.

    Food grade silicone also has its weaknesses.

    • When heated by steam, silicone loses its elasticity, which is why the steam lines will need additional support from supports or hangers.
    • Easily damaged by cutting or stabbing.
    • Not the best look.

    Often used to create rigid and strong connections of several knots.

    Otherwise, this metal has a number of strong qualities, including the following:

    • High strength.
    • Great wear resistance and durability.
    • Colossal heat resistance.
    • Almost complete chemical inertness.

    Also, food stainless steel has its own weaknesses, which are mainly not related to operation in the distillation process of alcohol:

    • Difficult to process.
    • Relatively expensive.
    • The larger the non-separable structure, the more difficult it is to wash it.
    • Big weight.
    • A single piece of the unit is not as convenient to store as a collapsible one on silicone tubes.

    For the arrangement of water pipes, you can use almost any type of polymer or metal tubes, since the harmful substances formed there are isolated from alcohol and will not affect the final result.

    How to choose the right

    Since both silicone and stainless steel have many subspecies, it is not enough just to know the name of the material. In addition, the hoses must comply with the parameters of the moonshine still. Therefore, when choosing a product, it is worth adhering to a number of criteria that are of paramount importance:

    • Marking. You can use only food varieties, but they are also divided into several categories, so you should check with the seller whether the selected species is resistant to ethanol and elevated temperatures.
    • Inner diameter. Although pipes and hoses are sold in terms of outer diameter, it is the inner diameter that must match the capacity of the system. Too narrow will lead to increased pressure, as a result, the distillate will deteriorate, if it is too low, the unit will also work poorly, in a “semi-idle” mode.
    • Wall thickness. The service life of hoses depends on it, you should not take too thin ones - they will become unusable faster, but there is no need to overpay for thick ones, the range from 1.5 to 2 mm is the most popular.
    • Total length. It is better to take with a small margin, especially if it is planned to mount threaded connections with a union nut on the ends.

    Important! Since PVC hoses, which cannot be used for moonshine steam pipes, are very similar to silicone, so as not to get into trouble, ask the seller if it is possible to set fire to its edge. When burning, PVC emits significantly more smoke and a "plastic" smell, silicone burns with a white-grayish smoke and leaves white ash behind.

    Modern polymeric materials are distinguished by a huge assortment and make it possible to equip the moonshine still with both steam and water pipes for reasonable money.

    But do not lose vigilance, only "food" varieties can be used in contact with alcohol-containing substances.

    Almost all of the suitable materials are silicone modifications, but if you want more reliability and durability, you can always fork out and equip the unit with food grade stainless steel tubes.

    The moonshine is equipped with flexible tubes. The hoses connect the distillation cube, the steamer and the refrigeration tank. With their help, water is supplied and discharged. The tubes must be resistant to temperature extremes, aggressive chemical compounds, not come into chemical contact with alcohol, and easy to clean. Silicone hose not only meets all these requirements, but also has a number of advantages over other materials.

    Previously (and even now), masters in the manufacture of moonshine used materials that were at hand. Tubes made of copper, brass, stainless steel and other materials were used. The moonshine still was a solid structure that could not be disassembled and properly cleaned after use.

    As a result, harmful particles settle on the walls of the tubes, which as a result affects the taste and quality of moonshine. And also many materials can react with alcohol. For example, aluminum is in contact with it. Recent studies have shown that prolonged exposure to aluminum causes aging of the body, irreversible degeneration of the liver.

    Alternatively, you can opt for flexible tubes. PVC hoses are widely used, although they are not the best choice for home brewing. Polyvinyl chloride (PVC) has a number of disadvantages:

    1. PVC reacts already at 65°C.
    2. At 100 degrees, toxic dioxides begin to be released.
    3. The plasticizer enters the distiller.
    4. During the moonshine brewing process, the hose can break and disrupt the distillation process.

    Therefore, the PVC tube should be replaced with a silicone hose.

    Why is silicone good?

    Silicone is called the material of the XXI century. Unlike other flexible substances, it is able to withstand high temperatures. It can be used for quite a long period of time:

    • 150 ºС - five–ten years
    • 200 ºС - two to four years
    • 240 ºС - 3–6 months
    • 260–290 ºС - 12–36 days
    • 300–350 ºC - 20–28 hours.
    • 400 ºC - from 10 minutes to two hours.

    In addition, this material has a number of unique characteristics:

    1. Adhesion resistance. Silicone does not react with alcohols. High temperature does not prevent the material from retaining its properties and not coming into contact with other substances.
    2. Non-stick. During distillation, no particles stick. Silicone tubes do not develop blockages that can clog them and stop the distillation process.
    3. Elasticity. The hose made of this material is easy to connect, it sits perfectly on the fitting, does not slip off at the most inopportune moment. Due to the stretchability of the smaller hose, it will easily fit on the larger diameter tube.
    4. Low deformation. The hose can be bent, it is resistant to mechanical damage, does not expand under the influence of temperatures.
    5. Sterility. Resistant to mold and mildew. Silicone has bactericidal properties.
    6. Transportability. Moonshine still with silicone tubes is easy to transport.
    7. Wide operating temperature range. Silicone withstands not only high temperatures, but also low ones. Pipes can be safely left in the winter in the country, without fear that they will freeze. Silicone, unlike polyvinyl chloride, does not crack.
    8. Rodent protection. The problem is quite relevant if the device is left in the country for a long time. It can easily be damaged by uninvited inhabitants of suburban areas: mice and rats. Silicone, unlike rubber, cannot be damaged by these rodents. They don't like this stuff. The owners of the plots have noticed that, for example, rodents avoid silicone sealants.
    9. Affordable price. Compared to copper, silicone hoses are much cheaper in cost.

    How to choose a handset?

    Often sellers under the guise of silicone hoses try to sell PVC pipes. Sometimes incompetent managers themselves do not realize that they offer not silicone tubes at all, but a completely different material. How to recognize a fake?

    To distinguish a fake, it is enough to ask the seller to cut off a small sample and set it on fire. Fake PVC burns with a black flame with an unpleasant odor, leaves soot (carbon).

    Silicone does not want to catch fire, if the piece is still difficult to set on fire, then white ash will remain after ignition. The latter proves that this is the required organosilicon compound. True, carbon is added to some types of silicone materials, which can give black soot. Such hoses do not need to be used, usually materials with carbon are intended for industrial use.

    If the seller does not allow a piece of hose to be tested by fire, then you can try bending and stretching it. Silicone does not leave whitish marks on the folds.

    If you stretch the sample and look at the light, then no impurities will be visible in the material.

    Silicone tube, unlike PVC, does not change its properties in the freezer. Polyvinyl chloride will become hard, lose elasticity, silicone will remain elastic. It can be bent and unfolded as if it had not been frozen.

    Varieties of silicone

    The choice of silicone materials is very large. They are used in the space, aviation, and medical industries. Today, doctors even put silicone lenses in the eye.

    There are a huge number of tubes made of this material. Sometimes they are sold complete with moonshine, but more often distillers purchase them themselves.

    Distinguish between peroxide and platinum silicone. The latter uses platinum as a catalyst. Peroxide will cost less, but during the distillation process, it can release harmful substances with an unpleasant odor. After several distillations, it will not become transparent, but cloudy. Under the influence of ultraviolet rays, the peroxide material will turn black.

    The necessary tubes can be purchased at Medtechnika stores, but it is better not to buy such things in chemistry departments, building supermarkets. They sell industrial silicone that uses unsafe catalysts.

    Medical grade silicone has been around for half a century. It is made of high quality material, which is sterilizable and has high adhesive properties.

    Tubes for medicine are sharpened for repeated exposure to aggressive environments (including vapors with alcohols), they are perfectly smooth from the inside. A flat surface at the micro level is an important indicator. The tube is designed so that bactericidal particles do not stick to it. In home brewing, the smoothness of the inner wall is also important. Microparticles during distillation will not stick to it.

    When buying, pay attention to the density of the material. It starts from 0.60 cm³, but most manufacturers offer - from 1 cm³. A good quality hose will have an even higher density, up to 1.36 cm³.

    Experts advise to purchase only platinum silicone. Despite the fact that platinum is used in its production, it is sold at quite democratic prices. He German manufacturers of material offered from 80 to 400 rubles per square meter.

    Installing silicone hoses

    Usually choose tubes with a diameter of five to eight millimeters. It is very important to securely fasten all connections of products. Achieve perfect tightness with the help of a sanitary squeegee, which fits the tubes in size. For tightness, you can use a rubber gasket or silicone sealant.

    The hose can be secured with a clamp. It will prevent the tube from falling out during the distillation process.

    How to properly clean tubes?

    Although hygienic, the tubes are cleaned after each distillation process. Silicone accumulates harmful particles over time. The material washes without problems under strong water pressure. The hoses dry easily. They can be left in the sun, as they do not deteriorate under direct sunlight.

    Despite the durability, silicone is still not eternal. Over time, it wears out. Alcohol vapors increase the aging of the material. Silicone won't last a decade, it's not the right material. Therefore, if the tube shows signs of aging, replace it.

    Silicone tubes for moonshine are used to distill the product, remove harmful substances. To cool the distillate with water, the material is not so important, in order to supply running water, PVC hoses are also used.

    The advantages of silicone hose are undeniable over PVC pipes. The cost differs upwards, but it is better to choose a material that is safe for health and easy to use.

    In addition to the distillation cube and the coil, there are other attachments in the modern moonshine still: dry steamers, bubblers, strengthening, distillation columns and modules close to them.

    For a mobile and reliable connection, flexible hoses for moonshine and sealing gaskets are used.

    Popular today canopies-transformers, that is - from some, let's conditionally call them - spare parts, you can assemble and, and.

    And for all this to work, it is necessary to ensure reliable tightness of each connection, and there can be up to a dozen of them. Therefore, connecting elements are used:

    • clamps- quick-release fittings of a simple design with silicone filler or gaskets. They are not produced in Russia, they come to us from Europe or Asia (China);
    • flanges- connections of the cube and canopies on studs and wing nuts. Also not effective without silicone or rubber pads;
    • welded joints(stainless or metal tubes). Their disadvantage is the inability to qualitatively rinse the system after distillation. And the residues during spraying have a negative effect on subsequent hauls;
    • silicone hoses can make up the entire system for connecting canopies and alembic. They are especially involved in the independent production of dry steamers / bubblers and a refrigerator.

    What are the best hoses to use?

    In places where the connection involves contact with the product that you will use inside, the connection is only allowed on tubes made of food grade stainless steel, copper or silicone.

    Attention. Silicone is also divided into food and technical.

    Non-food has poor resistance to fats and acids, it has a shorter service life. And silicone made in China is also toxic. Therefore, it is not used in the professional production of moonshine stills.

    PVC, as well as rubber and polyurethane pipes, are allowed only for supplying and draining water to the flow cooler.

    To permanently abandon the use of rubber and PVC products, it is enough to carry out just one stage with such tubes. Not only will incomprehensible and unpredictable chemical compounds get into the product, the taste will be disgusting, and the aftertaste will be as if you were drunk on PVA glue.

    silicone tubing

    Why is it necessary to choose silicone hoses and gaskets for all connections where the hoses interact with the product you will be taking orally? This material does not "supply" additional chemicals that pose a health hazard to the moonshine.

    Advantage

    To understand the advantages of silicone, we will conduct a comparative analysis of the types of silicone and PVC approved for use in the food industry.

    Characteristics

    Silicone

    PVC

    Operating temperature range without changing properties withstands temperatures from -60°С to +200-250°С (short-term - up to 300°С) -15°С — +66°С
    Chemical resistance Inert, does not react with mash components and alcohol vapors Does not interact with alkalis, alcohol, most acids within the specified temperatures
    Flexibility and strength High Medium, with adverse effects, the material tans and collapses
    UV resistance Sunlight does not affect the material Not recommended for use in areas exposed to UV rays
    mold formation Impossible as the fungi die on the material There are no obstacles for the development of fungi

    That is, PVC hoses for connecting a cube with a dry steamer, a bubbler, a coil are unacceptable, since they lose their properties when heated and serve as a source of harmful chemical compounds that enter the moonshine. Polyurethane products are also suitable here, as the most durable and durable of polymers.

    Therefore, the choice is obvious and for today - the only one. It's silicone. Leave PVC to connect and drain water from the refrigerator.

    How to choose?

    When buying silicone tubes, be interested in them origin and certificate of conformity.

    And in order not to make a mistake with the choice, conduct a simple test. Ask to cut off a piece from the pipe and set fire to it. Silicone burns with gray smoke and leaves white ash behind. PVC burns as long as a fire source is brought to it, emits black smoke and leaves a black charred (melted) end.

    Important. Silicone tubes that emit a strong odor are of poor quality, and it is better to refuse to buy them.

    How to connect?

    Attaching flexible hoses is easy, but this requires fittings, sometimes adapters. Keep in mind that silicone is quite flexible and stretches well. Therefore, if you have a fitting under 1.5 mm, and you managed to find a hose with an internal section of 1.2 mm, you can put it on.

    For this:

    • Heat the water to a boil.
    • Dip the end of the tube into boiling water and hold for 20-30 seconds.
    • Hot put on the fitting.
    • After cooling down, the hose will tightly cover the pipe and hold without additional fastening.

    If you make a moonshine still on your own and want to fix the canopies on silicone tubes, take care to securely fasten the fittings in the cube lid, the lids of can dry steamers / bubblers.

    To do this, in addition to the nuts that secure the nozzle on both sides, use either dense silicone gaskets, or sealant.

    Cleaning and care

    Rinsing, cleaning and even boiling silicone products is not a problem. Since the material does not support the development of mold fungi and does not interact with surfactants, it is easy to clean it with a detergent, sponge or brush.

    Peculiarities. Over time, the tubes lose their transparency, becoming dull. This is normal and does not affect the quality in any way.

    Problems arise only with separation from the nozzles, since the hoses sometimes stick so strongly that it is impossible to separate. Try to apply heat. If possible, dip the connection in hot water.

    When cleaning copper parts by boiling, the tubes can be left on if this is difficult.

    Choosing a gasket for a moonshine still

    Without gaskets, tightness cannot be ensured, and hence a high-quality haul. It is not worth talking about "antediluvian" methods - such as smearing the joints with dough, clay, something else. When creating a clean and palatable moonshine, focus on modern materials and methods.

    Which is better?

    The use of commercially manufactured gaskets is preferred as they guarantee long life and reliability. But in emergency situations, distillers have learned to make these parts with their own hands.

    For small diameters, it is acceptable to use a piece of silicone hose. If this is not enough - then silicone sealant.

    Here's the simplest option:

    1. From thick paper (cardboard), make a gasket template that exactly repeats its shape and desired height.
    2. Make a thick mortar of gypsum or plaster in a low container that is wider than the future gasket.
    3. Dip the layout of the gasket into it and wait until it dries completely.
    4. Remove the cardboard. The form for the future laying is ready.
    5. Lubricate the mold with sunflower oil and fill with sealant.
    6. Trim the top (with a ruler, cardboard, etc.).
    7. After the sealant has hardened, cut off possible films and irregularities.
    8. A durable and strong gasket is ready.

    Important. The use of rubber for gaskets in moonshine is highly undesirable.

    Even if you use a pressure cooker or milk can as a still, replace the rubber gasket with silicone, otherwise the taste of rubber in the finished product cannot be avoided. Braga is an aggressive environment that requires special treatment.

    Where to get?

    You can buy gaskets of various thicknesses and diameters made of silicone, including for milk cans, via the Internet.

    As a last resort, if you do not find the size, buy plates from which you can cut any gasket. Thickness - from 1 mm to 6 cm.


    Application

    Gaskets are used wherever the parts that make up the moonshine are connected to each other. Required for:

    • connecting the side on the flanges to the distillation cube;
    • using the cube cap on the thread;
    • connections on clamps;
    • threaded fastening of the thermometer sleeve;
    • installing a drain cock on the cube;
    • connection of heating elements;
    • bellows installation.

    Santekhkomplekt for the moonshine still

    On the Internet, they offer plumbing kits for moonshine stills. Are intended for convenience of work and ensuring high-quality haul. Designed for half-inch fittings, which are standard on many CA models.

    Compound

    Typically included in the package:

    • hoses for cold and hot water (10 meters) made of polyurethane;
    • needle tap for fine-tuning the water supply to the refrigerator;
    • a tee with a thermometer sleeve;
    • brass sleeve for thermometer;
    • quick-detachable tee for dividing the water flow;
    • quick-detachable connectors (male/female type);

    Application

    The main task of such a kit is to precisely adjust the supply and discharge of water to cool the distillate in order to obtain high-quality elite home-made alcohol with excellent taste, without harmful impurities.

    Prepare and consume natural and healthy homemade spirits. Share the received information with friends in social networks.

    A coil is an indispensable part of a moonshine still, designed to condense alcohol vapors by removing heat from water or air through the walls. Despite the complex definition, anyone can make a coil at home. A homemade version will work no worse than store-bought counterparts. We will consider the theory and practice of manufacturing.

    Coil parameters:

    1. Material. The most important factor affecting the safety and taste of moonshine. The material of the coil should not react with alcohol or be toxic, but at the same time have sufficient thermal conductivity to condense the alcohol vapor.

    Given the requirements, you can make a coil of copper, aluminum or stainless steel. Glass is also a suitable material, however, it is easier to buy a ready-made glass coil in a chemical store than to make something similar yourself.

    Copper has the best thermal conductivity, but many moonshiners consider it a toxic material, in fact it is not. For example, for several centuries the French have been distilling all strong alcohol in alambicas - special copper distillers, and so far no one has been poisoned. In second place in terms of thermal conductivity is aluminum (1.6 times worse than copper), but it is relatively cheap, accessible and easy to process. Stainless steel coils are 3-4 times inferior to copper coils, moreover, the exact brand of stainless steel is not always known, and only food grade ones are suitable for home brewing, which withstand high temperatures and do not react with alcohol.



    Copper coils are the most efficient

    2. Dimensions. The longer the tube, the larger the area of ​​​​contact of vapors with water (better cooling), but at the same time, the hydraulic resistance increases (the speed of the distillation decreases). The correct length of the coil in the moonshine still (the tube itself before curling) is 1.5-2 meters.
    The larger the cross section (inner diameter) of the tube, the larger the contact area and the lower the resistance. I recommend using a tube with an internal diameter of 8-12 mm.

    The small wall thickness of the coil increases thermal conductivity, improving condensation, but too thin tubes are difficult to process and operate, because they are very fragile. In addition, when two media come into contact, in our case, condensed alcohol and steam, the thermal conductivity drops sharply, regardless of the size and material of the wall. The optimal thickness of the coil tube is 0.9-1.1 mm.

    3. Orientation in space. The coil can be positioned vertically, horizontally or obliquely. In home brewing, it is desirable to use a vertical connection scheme, in which the condensed distillate flows by gravity and does not create additional obstacles to the movement of steam.

    Vertical coils are ascending (steam goes from bottom to top) and descending (from top to bottom). For minimum resistance, steam must be supplied from above.

    4. Cooling system. The coils are cooled with water, ice and air. The last two options are less efficient and require complex structures, so we will not consider them further. Water cooling systems are open - they work on running water, and closed - the tank is immediately filled with the right amount of water. The design of closed systems is simpler, but they cool worse, often the moonshine turns out to be warm at the output, and even hot after a couple of hours of distillation.

    In open systems, water circulation cools the coil much better, moonshine turns cold. In addition, in flow structures, a smaller water tank is used, as a result of which the apparatus is more compact.

    Correctly supply water from below, and output from above. For normal cooling, water must move towards moonshine, otherwise the lower part of the coil will not cool well. This scheme is called "countercurrent mode".

    Coil Manufacturing Technology

    You will need a copper, aluminum, brass or stainless steel tube 1.5-2 meters long, with a cross section of 8-12 mm and a wall thickness of 0.9-1.1 mm. In advance, I advise you to find a housing (reservoir) for installing the coil. The diameter of the pipe winding depends on the size of the body. For example, a plastic sewer pipe with a diameter of 75-80 mm is suitable. For effective cooling, the coil must occupy at least 15-20% of the volume of the tank.

    The coil installed in the body is called the refrigerator of the moonshine still, the drawing is shown in the photo.



    Subsequence:

    1. Stuff the tube tightly with dry bulk material, such as river sand or soda, so that the metal does not flatten when curled. In extreme cases, you can fill the tube with water and freeze.

    2. Stuff wooden chopsticks (pegs) onto the ends of the tube. An alternative is to solder or clamp tightly. It is desirable to weld a nut on one end.

    3. Wind the tube around any smooth object with an even circular section of the desired diameter (in the example 35 mm) with a step between turns of 12 mm.


    4. Release the ends of the coil, pour out the sand, rinse with running water.

    5. Install branch pipes for water inlet and outlet on the cooler body.

    6. Place the coil in the housing, install plugs at the top and bottom, seal all connections with superglue or in another way.



    Finished metal refrigerator