High Purity Glass Curtain PVB Layer Macro Molecule Material Structural Integrity
Brand Name:ZHECHUN
Model Number:CZ01
Minimum Order Quantity:1 Roll
Delivery Time:10 days after deposit
Payment Terms:T/T, L/C
Place of Origin:China
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NO.566 Fengxin city, Jiangxi Province, China
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Product Details
high purity Polyvinyl Butyral PVB ayer films
PVB Film is a macro molecule material made with Polyvinyl Butyral resin plasticized and extruded by plasticize and additives,and mainly used for producing laminated safety glass.
The advantages and characteristics of PVB layer films
1 Safety
2 Anti-peneration
3 Structural integrity
4 Soundproof
5 UV-restitance
6 Heat insulation
Technical parameters
| No. | Classfication ltems | 0.38mm | 0.76mm |
| 1 | Appearance | ||
| 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 | Size | ||
| 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 | |
| 6 | Fograge (%) | <0.4 | |
| 7 | Shrinking rate (60/15min) ( % ) | ≤12 | |
Every PVB layer rolls should be sepatared by PE film and vacuumed by aluminum foil,and put into wooden case.
The product should be stocked in a clean warehouse and normal temperature.It is prohibited to leave it under direct sunlight.Once the packing is broken or opened,it should be stocked under temperature of 15-25 ℃ and a relative humidity of 20%-40%.
Well-packed and under nomal temperature,the product has a quality guarantee of 2 years.
High Purity Glass Curtain PVB Layer Macro Molecule Material Structural Integrity
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