SEWIN i has the most perfect testing means and quality assurance ability in the industry.
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•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 |