... rigidity, high heat resistance, etc., for the interior, heater cover, filter housing and other auto parts, machinery parts and appliances shell; C ... and a variety of commodities, machinery housings, plate and frame filter press shell, etc.; B Series grades with good gloss, good ... ~ 60 Mpa Mold temperature 30 ~ 60 °C Back pressure 5 ~ 10 Mpa Mineral reinforced PP