Heat resistance rating: Class H
Wall thickness: ≥2mm
Size: Customized size
Density: 1.7-1.8g/ m³
Material: Organic silicone resin, and fiber glass cloth.
Advantages: It has good dielectric properties and machinability and can be used as insulation structural components for electrical equipment.
Standard: GB/T 5132.1-2009, IEC61212-1:2006.
Usage: Can be made into a dry-type transformer coil insulation tube and transformer insulation end.
High temperature G7 tube parameter:
1 Density: 1.7-1.8g/m³
2 Vertical Bending Strength (at normal state):≥80MPa
3Axial Compressive Strength:≥70MPa
4 Parallel Breakdown Voltage (90 ℃ transformer oil)≥25KV
5 Vertical Electrical Strength (90 ℃ transformer oil):≥6-14KV/mm
6 Dielectric Loss Factor(50Hz):≤0.03
7 Water Absorption: ≤1%
8 Temperature Index:180℃
High temperature G7 tube main features:
High temperature G7 tube is made of non-alkali glass fiber cloth impregnated with silicone resin which is hot rolled and baked. It has high mechanical properties, excellent electrical properties, heat resistance and moisture resistance. It is suitable for H-level electrical equipment insulation structural parts.
High temperature G7 tube packing and delivery:
Packaging Details: Standard export carton packing(customizable).
Top sale class H high voltage sleeves silicone laminated glass insulation tube
Port: Qingdao, Shanghai or other ports in China.
High temperature G7 tube certificates:
High temperature G7 tube can meet the requirements of ISO, DIN, IEC and GB. And we have the certificates of UL, RoHS, SGS, etc.
High temperature G7 tube FAQ:
Are you trading company or manufacturer ?
A: We are a renowned and time honored manufacturer in electric insulation material industry since 1958.
Q:Where is your factory?
A: Our factory is located in Electric Industry Park, Xuchang City, Henan Province, China. About 1 hour driving from Xinzheng International Airport.
Q: How can we get samples?
A: If you are interested in our products, we can send samples for test. We can provide samples in small quantity for free, but we don’t pay for shipping cost.
Q: How long can we get samples?
A: Normally, the delivery time is about 2-3 days if the samples are in stock, otherwise it would be 7-10 days. We will send samples to you by-DHL,FEDEX,UPS,ARAMEX etc.
Q: Is the quality of your products guaranteed?
A: Yes. Our core value is providing high quality products to our customers, and that’s exactly what we have been practicing and fulfilling in the past six decades.
Q: What is your terms of payment ?
A: For samples or trial order, Western Union, PayPal, Money Gram etc. For formal order, T/T or L/C.
Q:How is your products packed?
A: Our products will be duly packed by film/paper carton/wooden case, so that they can be protected from dampness or any possible damage.