Factory Price RTV Silicone Rubber for Grc Mold Making
Factory Price RTV Silicone Rubber for Grc Mold Making
Factory Price RTV Silicone Rubber for Grc Mold Making

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Factory Price RTV Silicone Rubber for Grc Mold Making

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Model No. : factory price RTV silicone rubber
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Product description

Description of factory price RTV silicone rubber for GRC mold making 
factory price RTV silicone rubber for GRC mold making  is a kind of room temperature vulcanized silicone rubber in condensation type. It's generally named as two part silicone rubber , Part A is a flowable liquid, part B is the curing agent or catalyst . It's mainly used for mold making .
 
Application of factory price RTV silicone rubber for GRC mold making 
 silicone rubber is used for making molds of concrete stone,GRC, gypsum decoration , plaster ornaments, fiberglass products, polyester decoration, unsaturated resin crafts, polyresin crafts, polyurethane, bronze, wax, candle, and similar products . 
 
Silicone rubber is with moderate hardness in high tensile and tear strength ,which is suitable for middle or large size product with pattern by both pouring and brushing operation, especially popular for manufacturer of  gypsum decoration and concrete molding .Additive is available for brushing operation . It's one of our best selling silicone !
 
Technical Parameters  
Model Color Mixing ratio (%) Pot life (mins,
under 25ºC)
Curing time
(hrs,under 25ºC )
Hardness  ( Shore A ) Tensile-
strength  (MPa)
Tear-
strength (kN/m)
Viscosity
(After A/B mixed ,mPa.s)
Shrinkage
rate (%)
Elongation
(%)
HY-630 White 2-3 30-40 4-5 30±2  
3.8±0.5
 
 
26±2
 
 
27000±5000
 
≤0.3%    400%
 
Characteristics 
*Good operability, easy to demold
*Moderate hardness
*High tensile and tear strength
*Cure at room temperature 
*Good flexibility 
*High duplication times  
 
Operation instructions
Step 1: prepare the original molds
Make sure your original molds perfect. fix it on a board. And fix the original mold on a board , then used four piece of board to enclose the original molds .
 
Step 2: Take 100 G parts A and add 3G parts B and mix them evenly. 

      
Step 3: Vacuum pumping

Step 4: Pouring casting or Brush operation

Package
25KG/drum vacuum packing for part A +1kg/ bottle catalyst for part B 
200KG/drum packing for part A +1kg/ bottle catalyst for part B 
 
Shelf life
1. Twelve(12) months when stored under dry and cool place by original package under 25ºC

 Silicone Rubber for Silicone Mold usage

Statue molding silicone rubber is maily used in Concrete, soap, Toys, ceilings, gift, house decoration, plate engrave, arts & crafts, resin crafts, poly resin crafts, candle crafts, plastic crafts, plaster crafts, Buddhist statue crafts cement products, plastic toys, handicrafts, sculpture, reproduction of cultural relic, shoe sole molds, and so on.


 Silicone Rubber for Silicone Mold features

Statue molding silicone rubber has high temperature resistance, acid and alkali-resistance, aging resistance, favorable hardness, light viscosity, excellent liquidity, low shrinkage, favorable tensile-strength, no-deformation, good tear strength, easy-operation features.

Frequently asked questions of  Silicone Rubber for Silicone Mold


Why isn't the silicon mold acid & alkali and aging resistant?

It is due to the addition of the silicon oil. Normally we do not advise our customers to add any silicon oil into the Statue molding silicone rubber. If it is necessary, the ratio must be 5%-10%.

Any more information about our Statue molding silicone rubber, please fell free to contact with us anytime.
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