High-purity silicone rubber soft tubing
High-purity silicone rubber soft tubing is an increasingly sought after type of tubing because high-purity silicon is used in many industries. During the production of many advanced technologies, high-purity silicone rubber soft tubing is used because high-purity silicone guarantees the best performance and is suitable even for very complex and sensitive industries such as those involved in the production of aircraft, space equipment and the like.
High-purity silicone rubber soft tubing is also characterized by a special softness that most other tubing does not have, which allows a special level of manipulation. Since it is soft, which means that the hardness is often below the average hardness which is mostly 30-60 Shore A, it can fit in places where harder tubing could not. Since it has good chemical stability as well as flame retardancy it can be exposed to various chemicals, even flammable ones. High-purity silicone is resistant to various temperatures, which allows it to be used in the aforementioned aerospace industries. High-purity silicone can be exposed to temperatures below minus fifty degrees Celsius and above plus two hundred and fifty degrees Celsius.
Due to its purity, it is suitable for use in the food industry, as it is FDA approved, and in these cases transparent tubing is especially popular to have insight into the procedure.
Any weather conditions will not damage it, which is another important feature that affects the popularity of silicone. High-purity silicone rubber soft tubing is available in different sizes, and you can also order customized if you need different wall thickness, for example, due to contact with certain chemicals and the like. The outside and inside diameters, along with the thickness of the wall, are the most important measures you need to know before using this type of tubing. High-purity silicone rubber soft tubing is mostly transparent or white. But it can be in whatever color you need.
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.

Black silicone tubing
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.

Industrial 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.

Colourful silicone braided 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.

Food grade silicone braided 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.

Need a different size? Share your drawing, mating dimensions and intended use to discuss a suitable part.
Discuss Your RequirementsProduct specifications
- Product form
- Hollow elastomer tubing for a fitted line or sleeve
- Material
- Silicone. Specify the compound grade for the selected service.
- Application focus
- Aircraft equipment and food-processing equipment. Size the part against the selected assembly.
- Dimensions to confirm
- Inside diameter, outside diameter, wall thickness and cut length. Match these to aircraft equipment and food-processing equipment.
- Purity requirement
- Define extractables, cleanliness and packaging requirements for the contact medium and the chosen cure system.
- 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.
- Exposure to evaluate
- Outdoor weather. Validate the selected material under the combined conditions.
- Line layout
- Check bend radius, unsupported spans and clearance at both connections.
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