Payment & Shipping Terms:
|Roughness:||28-50 Um||Elongation At Peak:||200%|
|Tensile Strength:||20MPa||Purpose:||Safe Glass|
|Valid Time:||15-20 Year In Diffrent Place|
architectural grade pvb,
construction glass pvb
With the quick development of automotive and architectural field,laminated glass is widely used in these two fields. In the field of automotive glass,PVB film is the main material to produce windshield; Also PVB film has wider range usage in the field of architectural glass,such as construction wall,cover grid,show wind,bank counter,screen of steel-smeding furnace and different bulletproof glass and so on.
|1.1||Appearances||Achromatic or slinghtly yellow lucid film With velvet surface that has no scar or crease .|
|1.2||Dotted waste sundries and air buhbles|
|≤0.05||Allowed if exist separately|
|0.05||Not exceeding 8 places per film||Not exceeding 5 places per film|
|Making marks Define an extanded 0.5 metar film per place Add one extra meter par place|
|2.1||Thickness ( mm )||0.38±0.02||0.76±0.02|
|2.2||Uniformity||Horizontal thickness warp should not exceed 15um at a distance of 25mm; horizontal Ehickness warp Should not exceed 20um at a distance of 50cm.|
|2.3||Length tolerance (m )||0-5||0-2|
|2.4||Width tolerance ( mm )||0-20|
|3||Moisture ( % )||0.4-0.6|
|4||Extending intansion ( MPa )||≥20.0|
|5||Ruplura extending rate (%)||≥200|
|7||Shrinking rate (60/15min) ( % )||≤12|
3 Structural integrity
6 Heat insulation
Packaging & Shipping
1) Every layer of PVB film rolls should be separated by PE film and vacuumed by aluminum foil,and put into wooden cases. The finishes qualified product is enclosed with the conformity certificate. Packing list etc.
2)Transportation and Storage:
Avoid exposing to the sun and rain and vigorous shaking during transportation.
The product should be stocked in clean warehouse. It is prohibited to keep the product under direct sunlight.
Contact Person: Yu