• Details

• silicone rubber.Features:1.High reproduction.2.low contraction ration.3.obtained with high temperature. Usage:moulding design.
  Usage:silicone rubber for PU resin,unsaturated resin,poly candle and gypsums crafts,lighting and candle.soup mould making.multiple piece molds for large products.
  
  
  Specifications:
  
  
  638# RTV-2 silicon rubber
  
  Model:638#
  
  Appearance:white
  
  Viscosity(cs):14000-16000
  
  Hardness(A):25-28
  
  Tensile strength(kgf/cm)≥35-36
  
  Elongation break(%):≥450
  
  Retractility(%):≤0.3
  
  Curing agent mixed rate(%):2-3
  
  Operate time(min):30
  
  Curing time(hours):2-4
  
  
  
  728# RTV-2 silicon rubber
  
  Model:728#
  
  Appearance:white
  
  Viscosity(cs):15000-18000
  
  Hardness(A):26-28
  
  Tensile strength(kgf/cm)≥35-36
  
  Elongation break(%):≥450
  
  Retractility(%):≤0.3
  
  Curing agent mixed rate(%):2-3
  
  Operate time(min):30
  
  Curing time(hours):2-4
  
  
  788# RTV-2 silicon rubber
  
  Model:788#
  
  Appearance:white
  
  Viscosity(cs):15000-18000
  
  Hardness(A):28-30
  
  Tensile strength(kgf/cm)≥35-36
  
  Elongation break(%):≥450
  
  Retractility(%):≤0.3
  
  Curing agent mixed rate(%):2-3
  
  Operate time(min):30
  
  Curing time(hours):2-4
  
  Conveyance:transport by sea
  
  
  

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