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Silicone-Rubber-NaturalRubber

Natural Rubber

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Product Packaging

– 25-Ib 2.8”x18” (2.2 LB = 1KG)”
– 88 strips/box

FLEX Yellow FIRM Blue
Hardness shore A scale 35 40
Tear strength ASTM die B KN/M 30.52 31.18
Tensile strength TS/MPA 13.18 15.56
Specific gravity gm/cm 1.23 1.35
Elongation % 712.09 651.56
Average shrinkage % 2.3 1.7
Cure temp degrees F’/C’ 302/150 302/150
Cure time minutes per ¼” thickness 15 15
Uncured Rubber Shelf life (years) > 10 > 10
Rubber mold storage life (years) > 20 > 20
DOWNLOAD MSDS
Silicone-Rubber-Silicone-01

Silicone

JWL Silicone Rubber - Lost Wax Casting

JWL SILICONE RUBBER – LOST WAX CASTING

JWL introduce a top quality Silicone Rubber which using a highest quality polymers and fillers to give a high performance silicone rubber with a superior shiny surface finish require less release spray and no talc. Very easy to cut due to high elasticity and easy to see where to make a cuts.

Product Packaging

SQUARE : 25 kg. 12″ x 12″
STRIP : 25 kg. 12″ x 12″

Technical Data

Vulcanizes : 170-180 °C
Working Time : 0-2 minutes for each mm. or 15 minutes for each layer (our standard packing)
Minimum Vulcanize Time : 1 hour
Shore A Hardness : A50
Shrinkage : < 3%