For filling modification, flame retardant master batch, degradable master batch and other functional master batch.

Material: high quality high-speed tool steel, W6Mo5Cr4V2 Whole hardness: HRC58-60 Screw type: blocking

Material: Aluminium Usage: Normal temperature 350 degree, max 400 degree Power: 2.5-6W/cm2 or customized Color: customized

Material: 38CrMoAlA Alloy (bimetal)