

Product Name:Silicone Fiberglass Tube
Material:It is made of alkali-free glass fiber yarn woven into a tube, coated with silicone resin and treated at high temperature.
Feature:It has good dielectric properties, self-extinguishing properties and softness.
Application:It is widely used in insulation protection of internal wire sets of H&N grade motors, household appliances, electric heating equipment, special lamps, televisions and electronic instruments.
Appearance: Smooth surface, evenly coated with silicone resin film, and the weaving pattern is clearly visible - visual inspection
Continuous use temperature: -40ºC~200ºC -UL standard test
Temperature resistance: 265±2ºC 168h≥1/2 original voltage value - UL standard test
Flammability: VW-1 - UL1441 test
Raw material | The purpose of use | |
English | Molecular formula | |
Glassfiber | SiO2+Al2O3+CaO | Insulation&resistance temperature |
Silicone Rubber | [(CH3)2SiO]n | Insulation&resistance voltage |
Specification (mm) | Inner diameter tolerance(mm) | 1500V Wall Thickness (mm) | 2500V Wall Thickness (mm) | 4000V Wall Thickness (mm) | 7000V Wall Thickness (mm) | Package (Meter/Roll) |
φ 1.0 | +0.3/-0.2 | 0.31±0.06 | 0.35±0.08 | 0.45±0.1 | 0.55±0.1 | 200 |
φ 1.5 | +0.3/-0.2 | 0.35±0.06 | 0.38±0.08 | 0.54±0.1 | 0.58±0.1 | 200 |
φ2.0 | +0.3/-0.2 | 0.35±0.06 | 0.39±0.08 | 0.55±0.1 | 0.58±0.1 | 200 |
φ2.5 | +0.3/-0.2 | 0.35±0.06 | 0.41±0.08 | 0.55±0.1 | 0.59±0.1 | 200 |
φ3.0 | +0.3/-0.2 | 0.35±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ3.5 | +0.3/-0.2 | 0.38±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ4.0 | +0.3/-0.2 | 0.38±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ4.5 | +0.4/-0.2 | 0.38±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ5.0 | +0.4/-0.2 | 0.38±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ5.5 | +0.4/-0.2 | 0.38±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ6.0 | +0.4/-0.2 | 0.39±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ6.5 | +0.4/-0.2 | 0.39±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ7.0 | +0.4/-0.2 | 0.39±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ8.0 | +0.5/-0.2 | 0.39±0.06 | 0.45±0.08 | 0.57±0.1 | 0.63±0.1 | 100 |
φ9.0 | +0.5/-0.2 | 0.47±0.06 | 0.53±0.08 | 0.65±0.1 | 0.71±0.12 | 50 |
φ 10.0 | +0.5/-0.2 | 0.48±0.06 | 0.54±0.08 | 0.66±0.1 | 0.71±0.12 | 50 |
φ 11.0 | +0.5/-0.2 | 0.51±0.06 | 0.54±0.08 | 0.67±0.1 | 0.72±0.12 | 50 |
φ 12.0 | +0.5/-0.2 | 0.51±0.06 | 0.55±0.06 | 0.67±0.1 | 0.73±0.12 | 50 |
φ 13.0 | +0.5/-0.2 | 0.51±0.06 | 0.55±0.06 | 0.68±0.1 | 0.77±0.12 | 50 |
φ 14.0 | +0.5/-0.2 | 0.52±0.06 | 0.55±0.08 | 0.70±0.1 | 0.77±0.12 | 50 |
φ 15.0 | +0.7/-0.5 | 0.52±0.06 | 0.55±0.08 | 0.70±0.1 | 0.77±0.12 | 50 |
φ 16.0 | +0.7/-0.5 | 0.53±0.06 | 0.57±0.08 | 0.70±0.1 | 0.77±0.12 | 50 |
φ 17.0 | +0.7/-0.5 | 0.61±0.06 | 0.65±0.1 | 0.75±0.1 | 0.82±0.12 | 50 |
φ 18.0 | +0.7/-0.5 | 0.61±0.06 | 0.65±0.1 | 0.75±0.1 | 0.82±0.12 | 50 |
φ 19.0 | +0.7/-0.5 | 0.61±0.06 | 0.65±0.1 | 0.75±0.1 | 0.82±0.12 | 50 |
φ20.0 | +0.7/-0.5 | 0.61±0.1 | 0.65±0.1 | 0.75±0.1 | 0.82±0.12 | 50 |
φ22.0 | +0.7/-0.5 | 0.61±0.1 | 0.65±0.1 | 0.75±0.1 | 0.82±0.12 | 50 |
φ25.0 | +1.0/-0.5 | 0.73±0.12 | 0.76±0.12 | 0.88±0.15 | 0.95±0.15 | 50 |
φ30.0 | ±1.0 | 0.76±0.12 | 0.83±0.12 | 0.95±0.15 | 1.0±0.15 | 25 |
φ35.0 | +1.5/-1.0 | 0.8±0.13 | 0.9±0.14 | 1.02±0.17 | 1.05±0.17 | 25 |



01 : Why choose us?
A:1.We have more than 15 years of experience in this industry!
2.Research and development capacity- We have one of technical team who can develop and design the product according to the requirements of customers!
3.We have a professional sales team to provide excellent service for you!
02 : What's the MOQ for your production?
A: We accept both large and small order, please contact us for details.
03: Can l expect to get the sample?
How long can l expect to get it?
A: Sure, Free samples can sent to you for test. About 4-6 days.
Shipment according to distance and courier company.
04 : Can you do the design for us?
A: Yes, We are a professional manufacturer who can design for you.
05 : What's your payment term?
A: 30% T/T Deposit +Balance before Shipment.
06 : What's the list of certificates you hold?
A:IATF16949, RoHS, CE, EN45545 Test Report, ELV Test report.