China 12 Mic VMPET Coated 8 Mic LDPE Film for Roof, Floor, Wall Insulation Materials, Find details about China VMPET/PE Film, Pet Laminated Film from 12 Mic VMPET Coated 8 Mic LDPE Film for Roof, Floor, Wall Insulation Materials
Physical and Mechanical Properties | ||||
Item Name | Standard Value | Typical Index | Testing Standard | |
Tensile Strength Mpa | MD | ≥170 | 216 | ASTM D638 |
TD | ≥170 | 267 | ||
Elongation at break % | MD | ≥80 | 153 | |
TD | ≥80 | 115 | ||
Thickness of Aluminum Layer Ω | ≤2.5 | 1.8 | ASTM D1003 | |
Aluminum Layer Uniformity % | ≤ ±15% | ≤ ±8% | ||
Thermal shinkage % | MD | ≤3.0 | 1.5 | |
TD | ≤2.0 | 1.5 | ||
Surface Tension dyn/cm | Treatment Surface | ≥38 | ≥38 | ISO 8296 |
Non-treatment Surface | ||||
Dynamic Friction Coefficient | Between Non-treatment Surfaces | 0.25 | ASTM D1984 |