Screw Barrel for Injection Molding

Specifications

1. Screw and barrel for extruder: Φ15-Φ300

2. Ratio of length to diameter: L/D=15-46

3. Screw and barrel for injection

Moulding machine:

Clamping force: 25-3200tons

Injection capacity: 30g-25000g

Technical data

1. Depth of nitration case: 0.5-0.8mm

2. Hardness of nitration: 900-1000HV

3. Fragility of nitration: Grade 1

4. Roughness of the surface: Ra 0.4μm

5. Nitration screw especially for bakelite.

1. Screw of stainless steel: Apply to PC, PVC, acrylics, transparent materials;

2. PTA bi-metal screw-1: Matrix material 42CrMo2, matrix material 38CrMoALA3, matrix material SKD61

3. PTA PF screw