Silicone rubber for gypsum statues mold making

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Technical datasheets of  RTV Liquid Silicone,Liquid silicone rubber,mold making silicone,rtv silicone mold making rubber RTV2030   Model RTV2030 Dow Coring E3481 Smooth-on Mold Max ® 25T Mixing proportion of catalyst(%) 100:5 100:5 100:5 Hardness (A°) 28~30 21~25 25 Comparison based on 25 Shore A Density ( g/cm3 ) 1.12 1.20 1.18 Viscosity (25 C°,mPa.s) 25,000 25,000 25,000 Tensile strength (Mpa) ≥3.5 4.0 4.0 Tear-strength (KN/m ) ≥25 23 23 Elongation-break(%) ≥ 450 370 375 Working time (minutes) 30~60 90~120 45 Curing Time (hours) 12~24 24 24 Liner shrinkage (%) 0.2 0.2~0.5 0.2     

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MINGCHENG GROUP LIMITED

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