FOV yellow silicon rubber – 300x300x6mm – 43/45sh – 120C°

25Kg high value silicone rubber pack for investment casting with lost wax yellow color characterized by a low shrinkage and high elongation suitable for creating models with very high details. It has excellent malleability to allow the insertion of both small and medium / large models and is also used as an insert in contact with the model in harder tires. It allows excellent smoothness for a large number of injections with a high quality level of details. It also has excellent tear resistance for easy removal of the pieces.
Technical specifications:

Packaging: Pack of 25Kg
Yellow color Vulcanizes at 120 ° C
Vulcanization time: 3 min / mm
Shrinkage 2.0% -2.5%
Square size: 300 x 300 x 6.5 mm
Hardness 43/45 shA
Density: 1.37 g / ml
Elongation: 690%
Breaking load: 5.95 N / mm²
Laceration: 14.50 N / mm

How to use:

Prepare the aluminum bracket suitable for the piece to be reproduced
Cut two rubber sheets suitable for the size of the slots of the bracket
Sprinkle both rubber sheets with matrix spray so they don’t become a single block once cured
Place the piece between the two rubber sheets (well pressed)
Insert the bracket with rubber and piece inside and proceed with vulcanization
Once it has cooled, remove the bracket and remove the rubber
Proceed with zigzag cuts on the side to facilitate subsequent repositioning, then remove the piece inside