keyword:
  • Product Name:

    Casting molds making silicone rubber

  • Product No:

    HY-720

  • Brand:

    HY silicone rubber

  • Product Usage:

  • Commodity price:

  1. Product's Detailed
  2. Detailed parameters

Usage:
 HY-720 Silicone rubber for PU/poly resin products, unsaturated resin products, plaster products, candles and gypsums crafts, toys, soap molds, statues,casting molds making, etc.
 
 Features:
    1.Two-parts, flowable liquid silicon & curing agent.
    2. It gets cured at room temperature 25 ℃ within 5-7 hours.
    3.An exceptional fluidity and good operability,easy to be demolded.
    4.Good tensile strength and tear strength,low shrinkage.
    5.Suitable for pouring methods of operation for small sized molds making.


Technical Parameters:

Model HY-720#
Appearance white
Mixing Ratio (%) 3~4%
Operating time (mins 25 0C ) 30~50
Curing time(hours 25 0C) 3~6
Hardness (A°)  20±2
Density ( g/cm 3 ) 1.08
Viscosity (Mpas -25 0C) 17000+2000/-4000
Tensile-strength(mpa) 2.8+1/-0.3
Tear-strength (kN/m) 16+4/-2
Elongation-break(%) ≥ 390
Retractility(%) ≤0.3
 
Shelf Life
Twelve(12) months from date of shipment when stored under 25℃ in the original  sealed packages.

Package
25kgs/drum,200kgs/drum; vaccumed packing.

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