RTV 140 - Translucent high strength mould making silicone.
2 component, room temperature platinum curing silicone compound.
Mix ratio = 10:1 (10 grams Part A : 1 grams Part B).
Available as: 22.0Kg, 5.5Kg, or 1.1Kg.
Standard curing agent.
Features
Outstanding release properties
If required the product cure can be heat accelerated
Translucent appearance allows split lines to be cut
accurately in block moulds.
Very low shrinkage and good dimensional stability
High hardness, but flexible and very tough
Can be used for high-temperature casting applications
Easy to de-air
Applications
RTV 140 is a high-strength mould making rubber developed
for prototype design and production tooling, especially for
rapid prototyping.
Viscosity @20°C (mPa·s): RTV140 70,000, Curing agent 100
Pot life mixed (1000g): 90 minutes
Mixed viscosity(mPa·s): 35,000
Curing time: 12 hours
Cured Elastomer (24 hours @ 23°C)
Colour: translucent
Hardness Shore A: 40 Tensile strength (psi): 971
Tensile strength (MPa): 6.7
Elongation at break (%): 400
Tear strength, Die B (ppi): 150 Tear Strength (N/mm) ISO 34 cutter: 27
