The use of peroxide concentrates is an extremely effective way to adjust the viscosity (melt flow rate) of polypropylene and polypropylene compounds for both extrusion and injection molding processes.

Both pelletized and granular forms of Polyvel peroxide concentrates are safe, easy to handle and can be stored under normal warehouse conditions.

Polyvel peroxide concentrates have superb long term storage stability. The level of active peroxide in the concentrates has been reported to remain constant after two years in storage.

Polyvel peroxide concentrates blend easily with polypropylene resin and compound or can be added directly to the process through an additive feeder.

Polyvel peroxide concentrates are an excellent way to uniformly and consistently add peroxide during extrusion of injection molding.