AM 128 RTV Silicone Rubber – 55 Gallon Kit


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  • AeroMarine Products AM128 Silicone Mold Making Rubber RTV is a two component, room temperature tin-based condensation cure silicone material.
  • The cured rubber has excellent mechanical properties and good shelf-life stability.
  • This material is an excellent choice for making molds of intricate patterns, multi-piece molds and applications where medium durometer, dimensional stability and tear resistant rubber are required.
  • AM128’s mix ratio is 10:1 by weight and you will need a gram scale to accurately weight out this product.
  • AM128 is sold by WEIGHT.
  • The 55 gallon kit weighs ~465 lbs.
  • The RTV rubber has a durometer of 28 Shore A.