3. Suitable machine for Conical force feeder for extruder: Conical force feeder for extruder used on big block material or big size things. Conical force feeder for extruder can demand many kinds of materials which other feeders cant. Conical force feeder for extruder matches the kneader. The common combinations are: kneader+ Conical force feeder for extruder+ single screw extruder, kneader + Conical force feeder for extruder+ twin screw extruder, Kneader+ Conical force feeder for extruder+mother and baby two stage compounding line. 4. Suitable material for Conical force feeder for extruder: Conical force feeder for extruder mainly used in high filler master batch, Caco3 master batch, cable material, black master batch, color master batch, carbon black master batch, rubber etc.