ROMULUS, Mich.— Alliance Polymers and Services L.L.C. said it has developed an extrusion blow moldable thermoplastic vulcanizate that can be press blow molded, suction blow molded or 3D sequential coextruded.
The new special grade of Viprene can be used to design and manufacture automotive parts, aircraft and other vehicle parts for applications including hollow boots, bellows and ducts.
The material can be optimized with specific softness needed in a variety of parts, in temperatures ranging from 40°F to 347°F while retaining flexibility, the company said. It can be substituted for more costly parts made out of silicone or ethylene-acrylic rubber boots, APS claims.
The TPV is available in Shore A hardness of 90.