Specification

- Durable

- High tear strength for replication

- Low shrinkage

- High simulation

- Cover fine details

 

 

 

 

 

Application of RTV silicone mold making rubber

 

RTV silicone mold making rubber can be use for PU/poly resin, unsaturated resin, plaster, candles and gypsums crafts, toys, soap, statuary ,casting molds making,etc.

 

 

Operation process of RTV silicone mold making rubber

 

1. Original modle process

2. Evenly Mixing the silicone rubber and the curing agent according to the mixing ratio

3.Vacuum pumping the mixed silicone rubber

4.Brushing cast & Perfusion Molding operation

 

 

 

 

Technical properties of RTV silicone mold making rubber

 

RTV silicone mold making rubber 625#

Model	Appearance	Viscosity (cs)	Hardness (Ao)	Tensile Strength (kgf/c)	Tear Strength (kgf/)	Elongation (%)	Mixing ratio(%)	Operating Time(H)	Curing Time(H)
625#	White	19000	25	≥35	≥25	≥500	2~3	0.5	4

 

RTV silicone mold making rubber 630#

Model	Appearance	Viscosity (cs)	Hardness (A0)	Tensile Strength (kgf/c)	Tear Strength (kgf/)	Elongation (%)	Mixing ratio (%)	Operating Time(H)	Curing Time(H)
630#	White	26000	30	≥35	≥22	≥470	2~3	0.5	4

 

RTV silicone mold making rubber635#

Model	Appearance	Viscosity (cs)	Hardness (A0)	Tensile Strength (kgf/c)	Tear Strength (kgf/)	Elongation (%)	Mixing Ratio(%)	Operating Time(H)	Curing Time(H)
635#	White	28000	35	≥35	≥20	≥470	2~3	0.5	2~4

 

 

 

Storage and Precautions of RTV silicone mold making rubber

 

High reproduction RTV silicone mold making rubber, which is an environmentally-friendly liquid silicone product, is not easy to burn and can be stored and transported as non-hazardous goods. The shelf life of the product is about one year from the date of production. Inspection is required when exceeding the time limited. It can continue to be used in case of neither thickening nor deterioration.

Features of RTV silicone mold making rubber

 

a.low viscosity

b.easy operation

c.long shelf life over 12 months

d.high strength and low shrinkage

e.curing at room temperature within 2-4hours