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Quality Assurance
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SEWIN i has the most perfect testing means and quality assurance ability in the industry.

 

 

•Swiss Wantong titrator, NCO content of hydroxy value and isocyanate of raw material and component material

•Moisture tester: water content of various base materials and composite materials

•Viscometer: viscosity of base material, polyether polyol, isocyanate, etc

•Cryogenic tank: PU dimension stability of various polyurethane

•Liquid Chromatogram HPLC: raw materials, foam aldosterone volatile

•Fomt foam lifter: temperature and pressure monitoring during foaming process

•Universal testing tension machine: tensile, compression, bending strength, peel strength test

•Infrared spectrometer: Raw material structure

•Combustion tester: Burning coefficient of sheet, plate and ceiling

•High and low temperature moisture and heat resistant circulator: Dimension change rate and apparent quality of sheet and ceiling