Appearance: Smooth surface, uniform thickness, no obvious spots, no traces of oil, impurities, folding.
Heat shrinkage: Tested at 100°C, horizontal shrinkage of 48 ± 3%, vertical 12 ± 3% can be close to the product
Shrinkable heat shrinkable machine can also be used hair dryer, water shrinkage
Flexibility: After the package shrinks, it will not crack on cement surface three times in different directions from vertical and horizontal from 1 meter height.
Color: After the package shrinks, it will be stored in the environment of 30°C without color change such as discoloration and discoloration.
Tensile: Less than 2%.
Water absorption: ≤ 0.5%
Natural Shrinkage: ≤0.5% at 30°C
Resistivity: ≥1 × 1015Ω / cm3 (relative humidity ≤65% at room temperature).
Single-layer thickness breakdown voltage breakdown time
• 0.07 ~ 0.09 ≥ 6KV • & decDC10
• 0.10 ~ 0.14≥8KV • & decDC10
• 0.15 ~ 0.20≥10KV • & decDC10