Die Cut Punched Soft Matte PET Film Stretch Thin Keyboard Circuit Application
Die cut and punched soft matt PET film , Application in thin film keyboard circuit
Characteristics:
It is a colorless, transparent and glossy film with excellent mechanical properties, high rigidity, hardness and toughness, puncture resistance, friction resistance, high temperature and low temperature resistance, chemical resistance, oil resistance, air tightness and fragrance retention. It is one of the common composite film substrates with permeability resistance.
Specifications:
| Properties | Unit | Test Values | Testing Standard | ||||||||
| Single Layer Thickness | Average Thickness | μm | 25-100 | ||||||||
| Tensile Strength | MD | MPa | 170 | ASTM D 882 | |||||||
| TD | 200 | ||||||||||
| Elongation at Break | MD | % | 110 | ASTM D 882 | |||||||
| TD | 110 | ||||||||||
| F5 value | MD | MPa | 100 | ASTM D 882 | |||||||
| Thermal Shrinkage 150℃×30min | MD | % | 1.3 | GB/T 13541 | |||||||
| TD | 0.5 | ||||||||||
| Transmittance | % | 75 | BG2410 | ||||||||
Application:
Screen printing panel, membrane switch, membrane panel, membrane circuit, touch switch and other membrane categories, medical equipment, instruments and meters, electromechanical, office equipment, electronic toys, home appliances and other control and operation panels.
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