
The Poly 74 and Poly 75 urethane rubber series are urethane rubbers that offer higher than normal performance.
Poly 75-70 cures at room temperature without noticeable contraction. The mixture is very comfortable and is made equally in volume.
It is not necessary to extract the air by vacuum hood and the resulting molds have a very high production.
Poly 75-70 works especially well with pigmented or colored concrete (concrete), in molds made with Poly 75-70 reproductions will have precise and uniform colors.
These rubbers are commonly used in the following applications: Concrete Casting(Concrete),Sculpture and Casting,Architectural Reproduction and Restoration, Carpentry and Ornamentation,Candle Manufacturing,Industrial Applications, Craft and Hobbies Applications, Theme,and much more.
Gypsum and wax can usually be molded into polyurethane molds without any release agent, but most concrete mixtures and polyurethane resins require a suitable release agent (e.g. Pol-Ease ® 2300 Release Agent ).
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