phenolic cotton cloth laminated rod
1. Description: phenolic cotton cloth laminated rod is Created from cotton cloth that has been impregnated with phenolic resin under pressure and heat. The products have good mechanical and dielectric properties ,and excellent machinability. The products are suitable for long lasting gears, pinion, bearing, bushing and many structural applications with the advantages of quieter and more economical than metal parts .
2. Dia.: 8-200mm
3.Length: 1000mm
4.Standard color: Brown
5.Surfaces: Shining
6. Applications: it is used for the insulating spare parts of electrical appliances and transformers, textile machines, gears, fixed frames for bearings and noise reduction.
Product technology:
Properties | Grade | ||||||
Phenolic Cotton Cloth laminated Rod | |||||||
Properties | Units | 3723 | 3724 | 3725 | 3726 | ||
Density | Dia(mm) | g/cm3 | 1.25-1.40 | 1.25-1.40 | 1.25-1.40 | 1.25-1.40 | |
Water absorption rate (D-24/23) | ≤ | 6 | % | 1.7 | 1 | 1.2 | 1 |
13 | 1.3 | (Φ13mm) | (Φ13mm) | (Φ13mm) | |||
25 | 1 | ||||||
> | 25~51 | 1.2 | |||||
Flexural strength | ≥ | MPa | 90 | 95 | 110 | 95 | |
Tensile strengh | ≥ | MPa | 78 | ||||
Compression strength (Axial) | ≥ | MPa | 138 | 138 | 138 | 138 | |
Insulation resistance parallel to laminations | |||||||
A: Under normal condition | ≥ | W | 1.0×108 | ||||
D-24/23: Immersion in water | ≥ | W | |||||
Breakdown voltage parallel to laminations (in transformer oil) | ≥ | KV | 10 | 10 | 10 | 10 | |
(20±5°C) | (20±5°C) | (20±5°C) | (20±5°C) | ||||
Flammability | — | — | — | — | — | ||
Color | — | Natural | Natural | Natural | Natural | ||
Reference standard | — | Enterprise Standard |
Application: Used as insulating structural parts in machine, electrical equipment, also used under humidity environment and in transformer oil