Complaint
high transparency | less crystallization point |
no fish eye | no flow line |
no bubble | evenness |
uniform thickness | Well thermoformable |
electrical insulation | without impurity |
no rhyolite | no impact fracture |
| Item | Specification | Test Result | Conclusion | ||
| Appearance | The PVC Sheet Should be Transparent, uniform. Disallow to have the wrinkledness, greasy dirt, eyewrinker, perforation, impurity. Fisheye's Diameter>1.3mm | Match the Norm | Qualified | ||
| Identify | Infrared spectrum analysis | Should be uniform to the antitheses spectrum | -- | -- | |
| Density g/cm3 | 1.35~1.45 | 1.38 | Qualified | ||
| Physics | Water Vapor Transmission g/m2·24h 23ºC,RH90% | ≤2.5 | 2.26 | Qualified | |
| Oxygen Transmission cm3/m2·24h·0.1MPa | ≤30 | 20 | Qualified | ||
| Tensile Strength MPa | MD:≥ 44 | 52.8 | Qualified | ||
| TD:≥ 44 | 54.7 | Qualified | |||
| Falling Ball Impact Brittle Rate | TD: no more than 2 damage | 0 | Qualified | ||
| MD: no more than 2 damage | 0 | Qualified | |||
| Heating Shrinking rate % | -6~+6 | -3.2,+1.4 | Qualified | ||
| Heating Sealing Strength N/15mm | ≥7.0 | 13.6 | Qualified | ||
| The Content of VCM mg/kg | ≤1 | 0.4 | Qualified | ||
| Test of Extraction | Degree of Clear | Ought to clear | Clear | Qualified | |
| Test of Oxidation | Difference of Titer≤1.0 ml | 0.78 | Qualified | ||
| Heavy Metal mg/kg | ≤1 | <1 | Qualified | ||
| Non-Volatile | water mg | ≤30.0 | 10.3 | Qualified | |
| 65%Ethanolmg | ≤30.0 | 6.9 | Qualified | ||
| Hexanemg | ≤30.0 | 2.8 | Qualified | ||
| Barium | Ought to clear | Match the Norm | Qualified | ||
| Plasticizer | Less than 6% | 2% | Qualified | ||
