Glass fiber alkali-free cloth is referred to as alkali-free cloth, which is suitable for reinforcing materials such as mica products, varnished cloth and glass fiber reinforced plastics for electrical insulation.
E-glass fiber cloth technical requirements:
1. The alkali-free cloth is made of aluminoborosilicate glass, and the content of alkali metal oxides is not more than 0.5%.
2. When drawing glass fiber raw yarn, use textile type (paraffin wax emulsion) sizing agent, and its content is not more than 2.2%. Such as replacing other types of sizing agent or changing the content, it will be decided through negotiation between the supplier and the buyer.
3. Specifications and physical and mechanical performance index requirements of alkali-free cloth (omitted).
4. Grading regulations for alkali-free cloth.
Acceptance regulations and test methods for alkali-free glass fiber cloth:
The acceptance regulations and test methods of alkali-free glass fiber cloth shall be carried out in accordance with the provisions of JC 176-80 "Test methods for glass fiber products".