Silicone for GRC/GRG/GFRC Molding

The shelf life of our rtv liquid silicone rubber is 18months

The copy times of our silicone for resin crafts mold is around 100~200times.

Yes, we have a FDA certificate silicone for for food mold making silicone.

Tin-cure silicone is usually less expensive but has a stronger odor and may be less compatible with certain casting resins. Platinum-cure silicone is odorless, more biocompatible, and generally more versatile. Platinum-cure is often preferred for food-safe molds.

Viscosity refers to the thickness of the silicone. For intricate details, a lower viscosity silicone (thinner) is better to fill fine details. For simpler molds or larger cavities, a higher viscosity (thicker) silicone might be suitable. The manufacturer’s instructions will provide guidance on the appropriate viscosity for different applications.

The number of times you can reuse a silicone mold depends on the quality of the silicone and how carefully you handle it. High-quality silicone molds can often withstand hundreds of castings, but proper care and cleaning are crucial for extending their lifespan.

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