Description of  RTV-2 silicone rubber for making grc molds

RTV2 silicone rubber is generally named as two-part room temperature cure silicone rubber, which features an exceptional fluidity and good operability. When mixed with 2% curing agent, they can still be operated within 30 minutes, but will be formed after 2-4 hours. With resistance to deformation, high temperature, acid and alkali, and expansion.   

Main applications of RTV-2 silicone rubber for making grc molds

Construction of moulds for gypsum, soap, candles, concrete, artificial (very lightweight) stone, wax or custom moulds;
Decorative building moulds (cornice, column, balustrade, ceilling roses, pedestals,  fountains, mantels, wall ornament, planter etc;
Resin crafts, epoxy resin crafts, poly resin crafts, polyester resin; 

Procedures of  mold making by

1.  Clean and prepare specimen (apply consolidant, sealant, or release agent if necessary).
2.  Build retaining wall around specimen.
3.  Stir silicone base to loosen any settled material.
4.  Decant desired amount of silicone into mixing container.
5.  Mix in appropriate amount of catalyst.
6.  Apply to specimen.
7.  If reinforced mold is desired, gently press in gauze after pouring fist layer.
8. When cured, gently remove mold from specimen.
9. If needed, create rigid backing or jacket over mold with plastic,
urethane foam, or plaster. 
10. Remove backing material and mold.   Store mold inside rigid backing.

Package of  RTV-2 silicone rubber for making grc molds

Part A base silicone: 20kg/drum, 25kg/drum or 200kg/drum
Part B CA30 Curing Agent: 800g/bottle, 1kg/bottle and 10kg/bottle

Professional factory of RTV2 silicone:

We are manufacturer, and specialized in manufacturing different hardness, different viscosity silicone rubber series, we are competitive in price with good quality.

Should you have any question, please feel free to contact Ms Julie.

Skype:  julieszmc

MSN: julieszmc(at)hotmail(dot)com
MINGCHENG GROUP LIMITED