16mmDia Single Extruder Screw, 290mm Length Barrel and 1.75mm or 2.5mm Nozzle for DIY Desktop Extruders

Package contains:

1x 16mm dia screw, 1x 35mm OD Nitrided Drilled Barrel,

1x 2.5mm/1.75mm Nozzle

Technical Parameters:

Productivity: 0.1~0.2kg/h

Suit for HDPE, LDPE, LLDPE, PVC, PP, glass fiber, PPS, PPA and other special plastic recycling.

Maximum rotation speed: 60RPM

Maximum heating temperature: 450℃
Bimetallic layer depth: 3 mm
Bimetallic hardness: 57~69HRC
Hard-chrome plating hardness after nitriding: ≥950HV
Chrome-plating layer depth: 0.03-0.09mm
Surface roughness: Ra 0.4

Technical Information:

Main Base materials
1.38CrMoAlA (SACM645)
2.SKD-61 (Special Tool Steel)
3.42CrMo (Ultrahigh Strength Steel)
4.DC53 (Cold Work Die Steel)
5.W6Mo5Cr4V2 (High-Speed Tool Steel)
Processing Techniques
1. Heat treatment
2. Quenching
3. Bimetallic alloy welding for screw
4. Bimetallic alloy centrifugal casting for barrel
5. Hard-chrome electroplating
6. Linearity of screw:0.015mm

Drawing:

Screw:

Barrel:

86 flange

57 filange