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Posts Tagged ‘75A urethane rubber’

Concrete Stamp Made from Urethane Rubber

February 14, 2018

Urethane rubber has many uses because of its strength, durability, and flexibility. It is often used to pot or encapsulate underwater electronics, make shoe insoles, make molds for concrete bricks, blocks, and statues. It also makes an excellent stamp for concrete, where it is pressed into fresh, wet concrete to create a pattern. In this […]

Urethane Rubber Mold for Plaster or Concrete Casting

April 17, 2017

Our 75 Shore A Urethane Rubber is a pourable material great for making molds that stand up well to repeated castings of cement, concrete, Hydrocal, plaster and other gritty and/or abrasive materials. It is a 1:1 by volume mix ratio, so no scale is needed. ¬†For this project, I will be making a one piece […]

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