Rtv-2 Silicone rubber to make silicone molds

Descirption of Rtv-2 silicone rubber: 

Rtv-2 silicone rubber is a flexible, very high tear strength silicone rubber, used for complex moulds with extensive undercuts. Suitable to cast a vide variety of materials.  

Rtv-2 silicone rubber datasheet

Model:  638# Rtv-2 silicone rubber

Appearance: white

Viscosity (cs): 25000

Hardness (A): 20-22

Tensile strength(kgf/cm² ) ≥35

Tear strength (kgf /cm):≥25

Elongation break(%):≥500

Retractility (%):≤0.2

Curing agent mixed rate (%):2-3

Operate time (min): 30

Curing time (hours): 2-4

Model:  728# Rtv-2 silicone rubber

Appearance: white

Viscosity (cs): 18000

Hardness (A): 25

Tensile strength(kgf/cm² ) ≥35

Tear strength (kgf /cm):≥22

Elongation break(%):≥320

Retractility (%):≤0.2

Curing agent mixed rate (%):2-3

Operate time (min): 30

Curing time (hours): 2-4

Model:  788# Rtv-2 silicone rubber

Appearance: white

Viscosity (cs): 12000-15000

Hardness (A): 28-32

Tensile strength(kgf/cm² ) ≥35

Tear strength (kgf /cm):≥20

Elongation break(%):≥470

Retractility (%):≤0.2

Curing agent mixed rate (%):2-3

Operate time (min): 30

Curing time (hours): 2-4

 Features of Rtv-2 silicone rubber:

• Vulcanizes at room temperature.
• Accurately reproduces details.
• Low linear shrinkage.
• Good heat stability.
• Easy mould release due non-adherent, flexible and elastic silicone rubber.

Above is the mixing data for silicon and curing agent, the precise result of hundreds of times of our experiments. Provided that you arrange production according to our instruction, you are sure to manufacture first class products and maximize your profit this is not only the need of, but also our responsibility for and a satisfactory answer to our customers. We may not be the first, but we will try to be the best. The customers need is what we pursue!

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