
PRODUCT
RUBBER ADVOCATES represents a broad array of manufacturers who support the overall rubber molding ecosystem. From mold release to plastic insert manufacturers; RUBBER ADVOCATES can guide your journey toward Evolved Manufacturing.
Read more to learn about the suppliers we can connect you with...




RUBBER ADVOCATES
IS PROUD TO REPRESENT
SPENCER PLASTICS, INC.
Spencer Plastics
Cadillac, MI
Spencer Plastics Incorporated is a custom plastic injection molder and supplier of high quality engineered products for the automotive, recreational, and custom manufacturing industries. SPI currently has 35, 110, 150, 200, 310, 385, and 550 ton press capabilities. SPI also offers services for rapid prototyping, concept development, assembly, and mold tryouts.




Northern Molding
LeRoy, MI
Custom rubber molding at Northern Molding includes project management and in-house collaborative engineering support to identify the correct material and ensure the optimal design of each part.
16 injection presses that range from 40-tons up to 800-tons with 40” x 40” platens.