... -20Colored machine pelletsPE,PP,ABS,AS,PA,EVA,PET+ pigment and auxiliary10-25Intensified glass fibres and carbon fibresPP,PBT,ABS,AS,PA,PC ... Screw diameterΦ25mm, max. diameter D=Φ25mm,min. diameter d=Φ16.1mm, D/d=1.55, center distance: A=21.2mm ... an involute curve, which features high intensity, large load, and easy disassembly and assembly. 5 The screw components are made of high ...