Conical Twin Screw Barrel Cm55 Cm80 Screw Barrel Double Screws

• Certification: ISO
• Color: Customized
• Customized: Customized
• Standard: National
• Type: Connection
• Material: Plastic
• Model NO.: Twin conical screw barrel
• Conical Twin Screw and Barrel: Cm35
• Transport Package: Wooden Case
• Specification: ISO9001: 2008
• Trademark: Zhongyang
• Origin: China
• HS Code: 84779000
• Production Capacity: 150sets/Month

Product Description

ZY is a professional twin screw and barrel manufacturer, we have good design and produce ability.
All ranges of extruder twin screw and barrel are available from us.
Pls send us your requirements and we will offer the most suitable solution within 12 hours.

Specification:
(Conical twin)
35/76, 45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/135, 70/140, 75/150, 80/143, 80/156, 92/188, 95/191, 105/191, 100/200

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)Tungsten carbide/Wolfram carbide

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

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.