Material:38CrMoAlA,SACM-645,SKD11,SKD61,HPT2B,high quality alloy steel,etc

Technology:nitriding treatment,alloy coating sparying,heat-treatment,etc

Appliance:PE,PP,PA,PC,ABS,AS,etc

Technical index:

Application:for injection molding machine and extruder

Range of processing: inner diameter φ12-φ300mm

Effective length: 2000mm

Thickness of nitride layer:0 50mm-0.80mm

Hardness of nitride layer:≥HV960

Straightness:0.015mm/m

Thickness of chrom plated: 0.02mm-0.20mm

Suitable plastic material:common plastic,PP,PE,ABS,AS,PS etc

We supply various types of screw barrels according to customer's requirement.