Beijing Red Sun Composite Material Co., Ltd.

Paper Laminated Tube, Insulating Pipes, Insulating Tube manufacturer / supplier in China, offering Phenolic Paper Laminated Tube, Phenolic Cotton Fabric Laminate 3027, Materials and Molding Product SMC BMC/DMC and so on.

Supplier Homepage Product List Rigid Tubes Phenolic Paper Laminated Tube

Phenolic Paper Laminated Tube

FOB Price: Get Latest Price
Transport Package: Cartoon & Pallet
Payment Terms: L/C, T/T or Others

Request a custom order and have something just for you!

Send Customized Request

Basic Info.


Product Description

This product is made of insulation-convoluted papers impregnated with phenolic resin by coiling and pressing under heat. It is provided with better dielectric property. It can be used as a insulating construction material in electrical machines or in transformer oil.
NO: properties units values
ID 5— 25mm ID above 25mm
1 Density g/cm 3 ≥ 1.03 ≥ 1.10
2 Water absorption % ------- See Table 2
3 Thermal stability N/MM 2 ≥ 50 ≥ 60
4 Dielectric loss factor at 50HZ   ≤ 0.03 ≤ 0.03
5 proof voltage at perpendicular to lamination KV/mm ≥ 6.0 ≥ 6.0
6 proof voltage at parallel to lamination KV 20 25
7 Surface proof voltage KV 12 12
Table 2: water absorption indication
Wall thickness(mm) 1.5 3 5 7 10 13
Water absorption(%) 10 8 6 5 4 3
Send your message to this supplier
Ms. Liu Hui
Marketing Manager
To Ms. Liu Hui
Enter between 20 to 4,000 characters.
This is not what you are looking for? Post a Sourcing Request Now
Find Similar Products By Category:

Beijing Red Sun Composite Material Co., Ltd.

- Beijing, China
- Manufacturer/Factory

Gold Member Since 2011
Audited Supplier
  • Sample Available
  • OEM/ODM Service