Screw diameter: ?12-300MM  L/D:15-55
Barrel diameter:  ?25-500MM      Length:300-1000MM

38CrMoAlA(JIS SACM645)

Cr12MOV(JIS SKD-11) 
4Cr5MoSiV1(JIS SKD-61) 
42CrMo(AISI 4140)

9Cr18MoV
Stainless steel,etc.

Processing art: spray by supersonic particles+ metallurgy

Alloy element: Wc+Co+Cr ect.

Hardness index: HV>1000

Adhesion power:>118MPA

Straightness: 0.015mm/m

Surface roughness: Ra0.4um

screw barrel with full alloy sintering technology has the advantages of super anti-friction and corrosion-resist suitable for extrudin engineering plastics,halogen-free and 50% GF materials,ceramics, magnetic powder,etc.