Planet Screws Planetary Screw Barrel Core Screw

• Customization: Available
• After-sales Service: Yes
• Type: Sheet Extruder
• Model NO.: ZYSCREW
• Plastic Processed: PE
• Product Type: Extrusion Molding Machine
• Feeding Mode: One Feed
• Assembly Structure: Separate Type Extruder
• Screw: Multi-Screw
• Engagement System: Full Intermeshing
• Screw Channel Structure: Deep Screw
• Exhaust: Don′t Exhaust
• Automation: Automatic
• Computerized: Computerized
• Size: Customized
• Material: Nitriding Steel
• Nitrided Layer Depth: 0.3-0.7mm
• Nitrided Hardness: HRC58-60
• Transport Package: Slushing Oil Coated& Film Wrapped in Wooden Case
• Specification: ISO 9001: 2008 approved
• Trademark: ZHONGYANG
• Origin: China
• HS Code: 84779000
• Production Capacity: 10 Sets/ Month

Product Description

Panetary screws barrel, bimetallic screw barrel, extrusion screw barrel, plastic machinery components
Technical Information
Base Materials:
(1)38CrMoAlA(JIS SACM645)
(2)42CrMo(AISI 4140)

Bimetallic alloy materials:
(1)Fe-based alloy
(2)Ni-based alloy/Deloro alloy
(3)Co-based alloy
(4)NiCo-based alloy
(5)Tungsten carbide/Wolfram carbide

Technics:
Heat treatment
Plasma nitriding

Technical parameter:
Nitrided layer depth: 0.3-0.7mm
Nitrided hardness: HRC58-60
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm

Warranty and service: 1 year
Focus on quality and service.
Experienced manufacturer, we will be the best choice.

Product	bi-metal planetary extruder screw and barrel
Hardness after hardening and tempering	HB260°~
Nitrided Hardness	HV950°~1000°
Nitrided Depth	0.5 0~0.7mm
Nitrided Brittleness	above 2 stage
Surface Roughness	Ra0.4
Screw straightness	0.015mm
Hardess of surface chromium-plating after Nitriding	HV≥950HV
Chromium-plating Depth	0.05~0.10mm
ALLoy Depth	0.8~2.0mm
Alloy hardness	HRC56°~65°
Alloy	iron,nickel,tungsten,molybdenum
Types of screw	Gradual type,mutant type,wave type,barrier type,double screen type,shunt type,separation type,exhaust type,pin type,mixed type,double-head type,three-head type,multi head type etc.