25/53 to 90/184 different direction to outside conical twin screw barrel

1.25/53 to 90/184 different direction to outside conical twin screw barrel, 2.Base Material: 38CrMoAlA;, 3,Nitriding or bimetal - details see: https://www.machineto.com/25-53-to-90-184-different-direction-to-outside-conical-twin-screw-barrel-10335367

Place of Origin:Zhejiang China (Mainland)	Brand Name:QunYing	Model Number:QY-2013NCNC	Screw diamter:45/90, 51/105, 55/110, 65/132 etc
Ratio of length to diameter:L/D=14-40	For what type plastic machiner:Extruder machines or injection machines	Standard:ISO9001-2008	screw type:conical twin screw barrel
Raw material:WPC sheet,pallets,pinch,pipe,pvc,pp,pe,abs etc	Machine brand:Cincinnat, Battenfeld,Krauss and others	Designing:for high calcium loading	Alloy:Fe-based,Ni-based,Tungsten
Performance:wear-resistant,anti-corrosion,long operating lifetime

Specifications of standard twin conical screw and barrel:

45/90, 51/105, 55/110,65/132,80/156, 80/172, 92/188.

Advantages of Twin conical screw and barrel:

1.Advanced Nitriding Technology
2.Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy

3. we uses special alloy powders being sprayed and welded on the screw's ridge,and uses

different alloy and welding methods for the screw of different functions.

Features:

Easy operation
Optimum performance
Durable
Low power consumption
Corrosion/wear resistance

conical twin screwbarrel for pvc extrusion profile
Diameter	Φ15mm-Φ350mm	Designing	Screw structure and compression ratio can be designed according to different products &different mixtrues.
Materials	38CrMoAlA (JIS SACM645) SKD61	Application	pvc profile
Nitride Case Depth	0.5mm-0.8mm	Technology	1)Longer time Gas Nitriding treatment 2)special anti-wear & abrasion alloy (bimetallic) 3)tungsten carbide 4)cobalt base alloy 5)stainless steel 6)Gh113 nickel based alloy
Nitride Hardness	950-1020HV	Packing	Wrapped up by film in wooden
Nitride Brittleness	≤Grade One	Payment Term	T/T , L/C
Surface Roughness	Ra0.4um	Delivery Term	25 working days
Screw Straightness	0.015mm	Port Departure	Shanghai/Ningbo
Alloy Hardness	HRC58-62	Min. Order	1 set
Alloy Depth	0.5mm-0.8mm	Common Nitrided:2.5-4years Bimetallic: much longer lifetime.
Guarantee

If the screw diameter or l/d ratio is not fixed, please feel free to inform the products and mixture you need, we can select & design the matching cylinder screw by your requirement.

Technological Process:

Blanking→Rough Machining→Quenching & Tempering →Semi Finishing Machining→Finished Product→Detecting→Nitring/Alloy Processed →Finish Machining

About QunYing:

Our Strength:We have an experience of more than 20 year of manufacturing and designing Plastic machines, varied Screws and Barrels and spares. We concentrate on improving quality, updating design and enhancing service.
Our products:Screws Barrels for Injection, Extrusion, and Blow Molding applications; relevant accessories(such as die head, gearbox, filter screen changer and so on); plastic processing machinery.
Location advantage:located in China's Screw Town - Jintang Town in Zhoushan City, near toNingboPortandShanghaiPort.
Market areas: global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East.
We promise: We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation.

Want to know more information about our products ?

Warmly welcome to contact us by below ways:

* Hot-line : 0086-13665805842

* Skype : dinglv5311

Jerry will be very happy to answer your questions in 24 hours.