Description | Standard | Results |
Composite film thickness (um) | GB/T 6672 | ≥65 |
Film width (m) | GB/T 6673 | 1.03/1.25/1.30 |
Film length (m) | GB/T 6673 | 500/1000 |
Pencil Hardness | GB/T 6639 | ≥HB |
Adhesion | GB/T 9286,GB/T 1720 | Not lower than level 1 |
Withstand impact | GB/T 1732 | 50 kg.cm no shad / crack |
Film elasticity (Mpa) | GB/T 13022 | ≥200 |
Film break point (%) | | ≥120 |
180℃Degree Peeling Strength (N/mm) | GB/T 2790 | ≥2 |
Heat Difference Resistance | GB/T 17748 | No effect |
Boiling Water Resistance | GB/T 17748 | No effect |
Chemical Resistance | | |
Acid | GB/T 17748 | No effect |
Alkaline | GB/T 17748 | No effect |
Oil | GB/T 17748 | No effect |
Solvent | GB/T 17748 | No effect |
Washing | GB/T 9266 | No effect over 10,000 times |