Plat 40 Silicone Mold Making Rubber - 2 lb Kit

Plat 40 Silicone Mold Making Rubber - 2 lb Kit

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Plat 40 is a platinum-based silicone mold making rubber that cures flexible and with medium hardness. It’s ideal for molds that need a combination of stability and flexibility.

  • Complies with FDA 21 CFR 177.2600
  • Can be used for food applications utilizing one- and two-piece molds
  • 2 lb Kit. Flexible and with medium hardness (Shore A 40)
  • $48.00
  • Video Instructions

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  • Weight
    35 oz
  • SKU
    DC-22802-2LB

Plat 40 Silicone Mold Making Rubber - 2 lb Kit

Plat 40 is a platinum-based silicone mold making rubber that cures flexible and with medium hardness (Medium hardness but softer and more flexible than Platt 55) It’s ideal for molds that need a combination of stability and flexibility. Transparent (Can be colored with dyes made for Silicone Rubber)

2lb Kit (Silicone & catalyst)


Plat 40 Silicone Mold Making Rubber Instructions

Plat 40 Silicone Technical Data / Instruction Sheet


Technical Specifications:

Product: Plat 40
Color: Transparent
Mix Ratio: 1:1 by weight
Pot Life: 35 minutes
Demold Time (100 gram mass): 16-24 hours
Mixed Viscosity (cps): 8,000 at 130º F
Specific Gravity: 1.15
Shore Hardness (ASTM D2240): 40 A
Linear Shrinkage: < .1%
Tear Strength (ppi): 91
Tensile Strength (ASTM D638, psi): 550
Elongation (in./in.): 350%
Temperature Resistance: -67º to 395º F


  • Color
    Transparent
  • Size
    2 lb
  • For Resin Type
    All Casting Resins
  • Manufacturers
    • Manufacturer
      Alumilite
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