Twin Screw Cylinder Barrel Twin Parallel Screw Barrel/Machine Screw Twin

• After-sales Service: Yes
• Warranty: 12 Months
• Type: Food Machinery
• Plastic Processed: Food Material
• Product Type: Extrusion Molding Machine
• Feeding Mode: One Feed
• Model NO.: ZYSCREW
• Assembly Structure: Separate Type Extruder
• Screw: Twin-Screw
• Engagement System: Full Intermeshing
• Screw Channel Structure: Deep Screw
• Exhaust: Don′t Exhaust
• Automation: Automatic
• Computerized: Computerized
• Transport Package: Slushing Oil Coated& Film Wrapped in Wooden Case
• Specification: ISO9001: 2008
• Trademark: Zhongyang
• Origin: Zhejiang
• HS Code: 84779000
• Production Capacity: 500sets/Month

Product Description

Twin Screw and Cylinder, Parallel twin Screw Cylinder, Twin parallel Screw Cylinder in full specifications.

Technical Information

Base Materials: Stainless

Technics:
Heat treatment
High-frequency quenching
Nitriding treatment
Hard-chrome electroplating
Bimetallic alloy welding
Bimetallic alloy centrifugal casting

Technical parameter:
Nitrided layer depth: 0.5-0.8mm
Nitrided hardness: 900-1000HV
Nitrided brittleness: Less than grade 1
Surface roughness: Ra0.4
Linearity of screw: 0.015mm
Hard-chrome plating hardness after nitriding: >=950HV
Chrome-plating layer depth: 0.025-0.085mm
Bimetallic layer depth: 3mm

Warranty and service: 1 year

Our advantages:
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly

Experienced manufacture, we will be the best choice.
 

Main Base materials	1.38CrMoAlA  (Nitriding Steel)
	2.  SKD-61   (Special Tool Steel)
	3.  42CrMo (Ultrahigh Strength   Steel)
	4. DC53 ( Cold Work   Die Steel)
	5. W6Mo5Cr4V2 ( High-Speed   Tool   Steel )
	6. HPT
Main Alloy Materials	1.  Ni-based alloy/Deloro alloy
	2.  Tungsten carbide/Wolfram carbide
	3.  NiCo-based alloy
	4.  Fe-based alloy
	5.  Co-based alloy
Processing Technics	1.  Heat treatment
	2.  Quenching
	3.  Nitriding treatment
	4.  Bimetallic alloy welding
	5.  Bimetallic alloy centrifugal casting
	6.  Hard-chrome electroplating
Technical parameters	Nitriding layer depth	0.5-0.8mm
	Nitrided hardness	HRC56-58
	Nitrided brittleness	Less than grade 1
	Surface roughness	Ra 0.4
	Linearity of screw	0.015mm
	Hard-chrome plating hardness	≥HRC57
	Chrome-plating layer depth	0.03-0.09mm
	Bimetallic layer depth	3 mm
	Bimetallic layer hardness	HRC58-62
Above are main technical information, a suitable screw and barrel will be made according to your requirement.