1.Features and application
Milky white translucent PET film with excellent electrical insulation properties, excellent processing performance. Mainly used in the insulation of electrical and electronic equipment.
2.Specification
Standard thickness: 300μm, 350μm, 400μm, 450μm, 500μm. Other thickness can be customized according to customer's specific requirement.
Specification
Property | Unit | Index | Test method | |||||
Thickness | μm | 300 | 350 | 400 | 450 | 500 | ||
Thickness tolerance | % | ±5 | ±5 | ±5 | ±5 | ±5 | GB/T 13542.2-2009 | |
Tensile strength ≥ | MD | MPa | 140 | 140 | 130 | 130 | 120 | |
TD | 130 | 130 | 130 | 120 | 120 | |||
Elongation at break ≥ | MD | % | 130 | 140 | 140 | 140 | 150 | |
TD | 120 | 120 | 120 | 130 | 130 | |||
Heat shrinkage (150℃, 15min) ≤ | MD | % | 1.5 | |||||
TD | 1.0 | |||||||
Electrical strength ≥ | In air | V/μm | 60 | 55 | 50 | GB/T 1408.1-2006 | ||
Dissipation Factor (50Hz) ≤ | 3×10-3 | GB/T 1409-2006 | ||||||
Relative permittivity (50Hz) | 2.9~3.4 | |||||||
Volume resistivity ≥ | Ω.m | 1.0×1014 | GB/T 1410-2006 | |||||
Remarks: Note: Dissipation factor and Relative permittivity are tested by type inspection, others are by delivery inspection. |
3.Storage conditions
Stored in a clean, dry, ventilated place, keep away from fire and heating, avoid direct sunlight.