FR-4500 Tooling Board is a tough, high-density polyurethane tooling board product intended for use in master models, mold and foundry patterns, and composite tooling applications where a uniform, grain-free, dimensionally stable substrate is desired. (read more)
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• Phone: 800-375-0605,
ext 4
• Fax: 800-600-9508
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Phone: 614-833-0707
ext 301 or 307
Color Dispersions
Rudolph Bros. & Co. offers a complete line of high performance colorants to the thermoset molding and cast industries. Our pigment dispersions for epoxy applications consist of organic and inorganic colorants suspended in epoxy resins. Our standard epoxy-based pigment dispersions feature high pigment loading for excellent color control and economy of use. These dispersions are compatible with a wide range of epoxy systems. Our pigment dispersions for urethane applications consist of organic and inorganic colorants suspended in a variety of polyols and plasticizers. The carrier vehicles for these products have been chosen for excellent compatibility with a wide range of urethane systems and allow you to color either the MOCA side of your TDI cast urethanes or the prepolymer side of your TDI and MDI cast systems. Rudolph Bros. & Co. has 25 standard colors available from stock. Custom color formulations may be available upon request.