Brush-On 40

SKU: 701190

Size: Pint Kit
Price:
$51.85

Description

Unit Size Net Weight
Pint Kit 1.8 lb
Gallon Kit 18 lb
Five Gallon Kit 90 lb

 

 

Brush-On 40 polyurethane rubber is the softest of the series offering the most flexibility and is used for models with deep undercuts. Brush-On 40 can be inverted and used to make glove molds.
Smooth-OnÕs Brush-On Series of mold rubbers are extremely versatile and are famous for their abrasion resistance and high tear strength. They have the convenience of a one-to-one mix ratio and are easy to mix and apply with a brush or spatula. Brush-On 40, 50 & 60 paint onto vertical surfaces without sagging and will cure with negligible shrinkage to durable rubbers that perform and last in production. Each will capture exact detail from any original model.
Brush-On 40 is the softest of the series offering the most flexibility and is used for models with deep undercuts. Brush-On 40 can be inverted and used to make glove molds. Brush-On 50 and Brush-On 60 possess superior abrasion resistance and tear strength and are ideal for casting concrete and hard plasters in applications where less flexibility is required. These products are compatible. For example, you can apply two coats of Brush-On 40 and back it up with two coats of Brush-On 50 or 60. All three rubbers are suitable for reproducing sculpture, architectural restoration and production casting of concrete.
Properties
Technical Properties
Mix Ratio by Weight 100A:125B
Mix Ratio by Volume 1A:1B
Pot Life 20 minutes
Cure Time 16 hours
Color Off White
Shore Hardness 40A
Mixed Viscosity Brushable
Shrinkage <.001 in.>
Specific Volume 23.7 cu. in./lb
Specific Gravity 1.17g/cc
Tensile Strength 300 psi
Elongation @ Break 1,000%
Die C Tear Strength 60 pli

 

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