PI film heat-resistant protection film
Base film: PI film
Adhesive: Acrylic adhesive
Appearance:
Amber transparent, surface smooth, no crepe,bubble,foreign objects,no tearing and transfer of glue layer when unwinding
Charactor:
1. Base material with high mechanical strength, good electrial insulation strength, size stable, high temperature resistant.
2. Solvent resistant, water resistant
Item | Performance | unit | Classical data |
1 | Tensile strength | N/cm | ≥35 |
2 | Elongation | % | ≥30 |
3 | Bond to substrate | N/10mm | ≥1.2 |
4 | Bond to steel plate | N/10mm | ≥1.2 |
5 | Electrical strength (*a) | MV/m | ≥70 |
6 | Working temperature (*b) | ℃ | 155 |
Remarks: *a:the test result is before slitting *b:need the production period heat resistant as test item. |
Application:
1. Protection: for heat resistant and humid resistant
2. Electrical insulation wrapping: used for coil insulation wrapping of high-demand coils, temperature resistant thermal resistance protection, an other bonding insulation under high-temperature working conditions
Storage
Packed by plastic film bag, then in export cartons. Stored under room temperature. Dust proof and humid proof. Storage period: 6month.