Suzhou Geshichuang Materials Technology Co., Ltd.

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Car door panels

PU is a high molecular weight aqueous anionic polyurethane dispersion, a heat-activated polyurethane adhesive raw material, which can be used in furniture, automobiles, shoemaking, construction and other industries. It shows excellent bonding properties to a variety of materials, including soft PVC.

Upper trim panel: Vacuum overlay: Temperature 40~60℃; Medium trim panel: Hand-coated: Heating with hot air gun; Lower trim panel: Hand-coated: Heating with hot air gun;

This product is a high-performance product independently developed by Wanli Bonding R&D team, and has passed various tests from SAIC Group.

The main experimental projects are:

1. Tension test

2. High and low temperature tests from -40℃ to 80℃

3. VOC testing

4. Total carbon test

5. Fog test

6. ELV test

characteristic	parameter	characteristic	parameter
Melt viscosity	2500-8500 mPs (25℃)	Solid content	48±1%
Appearance	Water-soluble white microblue emulsion	Elongation of break	≥500%
Minimum activation temperature	About 45 ~ 55 ℃	Average particle size/nm	50-200
Minimum film forming temperature	About 5 ℃

Car door panels

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