Mold Making 520

RTV-2 L501


Mold Making RTV2 Silicone Rubbers can be poured or brush onto products for casting polyurethane, epoxy, polyester resin, gypsum/plaster, cement, waxes, low melt alloys/metals, etc. It can be thickened with Thixo additive.


• Easy to use, room temperature cure
• Very flexible, easy de-mold
• High tear-strength rubbers
• High temperature resist
• Low shrinkage, no deformation
• Acid and alkaline resistant


Storage and Shelf Life – Expected to be 10 months in original, unopened containers below 30°C.

The information and recommendations in this publication are to the best of our knowledge reliable. However nothing herein is to be construed as a warranty or representation. Users should make their own tests to determine the applicability of such information or the suitability of any products for their own particular purposes. Statements concerning the use of the products described herein are not to be construed as recommending the infringement of any patent and no liability for infringement arising out of any such use is to be assumed.

Appearance White
Viscosity cps 9000-11000
Hardness Shore A 20±2
Tear strength (N/mm) 30
Tensile Strength(Mpa) 4.0
Elongation break (%) 530
Mixing Ratio 100:5
Working Time 60 Min
Pot Life 90 Min ~ 120 Min
Curing Time 12 Hours
Demolding Time 24 Hours
Linear Shrinkage (%) 0.3