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Soft flexible silicone tubing

Soft flexible silicone tubing

Have you ever wondered what the properties of the soft, flexible silicone tubing are? It is mainly used for beverage and food applications, meaning that it is an essential part of almost all appliances you use daily, such as a coffee machine. Now, due to this reason, the manufacturing process of this item must be regulated, right?  After all, it needs to be safe, and therefore, meets several critical requirements posed by the FDA. So, what are the main features?

First of all, there are the properties and benefits of rubber, that is, silicone in this case. As you know, it is a flexible material, which means that replacing an old tubing with a new one shouldn’t be too difficult. You can adjust it the way you want, and since it is a primary benefit of this material, you don’t have to worry about damaging it in any way. This leads us to the next feature – durability. As already stated, soft, flexible silicone tubing is a vital part of several appliances, which means that it is constantly exposed to various effects and factors. It needs to be able to withstand these. Otherwise, this tubing would last for a very long time, and you would have to repair the machine quite often. However, because of this feature, all you have to do is occasionally inspect the soft, flexible silicone tubing and ensure there are no cracks on it. 

Finally, there is the matter of safety. Since this tubing is used to transport liquids, that is, beverages, it cannot include any kind of chemicals that may endanger our health. There is a specific list of compounds and substances that are allowed to be used during the production process. Due to this reason, silicone is considered to be the safest type of rubber, which is why it is used for multiple purposes. 

Silicone Tubing Size Catalog

Compare inside diameter, outside diameter and listed wall thickness across silicone tube ranges. Confirm the material grade and application requirements for the selected part.

Food grade silicone tube

Compare Inside Diameter and Outside Diameter in mm, together with the listed Thickness and Colour. The cross-section drawing identifies the bore and outside diameter; confirm the selected tube material and service requirements.

Dimension guide
Tube cross section — Outside Diameter and Inside Diameter
Profile reference. Use the dimension letters and units in the selected table and confirm the part drawing.
Product appearance
Food grade silicone tube — product view
Illustrative product appearance. Refer to the selected row and part drawing for dimensions.
Part No.Inside DiameterOutside DiameterThicknessColour
FST0.5*2.10.52.10.8Transparent
FST0.8*40.841.6Transparent
FST1*3131Transparent
FST1.6*4.81.64.81.6Transparent
FST2*3230.5Transparent
FST2*4241Transparent
FST2.4*42.440.8Transparent
FST2.4*5.62.45.61.6Transparent
FST2.5*42.540.75Transparent
FST3*4340.5Transparent
FST3*5351Transparent
FST3*6361.5Transparent
FST3*8382.5Transparent
FST3.2*6.43.26.41.6Transparent
FST4*5450.5Transparent

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Product specifications

Product form
Hollow elastomer tubing for a fitted line or sleeve
Material
Silicone. Specify the compound grade for the selected service.
Application focus
Food-processing equipment, household appliance connections, coffee-making equipment and industrial fluid lines. Size the part against the selected assembly.
Dimensions to confirm
Inside diameter, outside diameter, wall thickness and cut length. Match these to food-processing equipment and household appliance connections.
Compliance
Specify hardness and its tolerance together with the required deflection of the finished part.
Contact conditions
Food ingredients: define concentration, temperature and contact time, then check compatibility with the chosen compound.
Line layout
Check bend radius, unsupported spans and clearance at both connections.

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