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1.Long lifetime,low energy consumption., 2.Base material:38CrMoALA;, 3.Nitriding Depth:0.5~0.7mm ., 4.90mm single extruder screw - details see: https://www.machineto.com/90mm-bimetal-single-extruder-screw-barrel-for-plastic-extruder-machine-10334465

China Bimetal single extruder screw barrel for plastic extruder machine
Diameter	Φ15mm-350mm	Designing	Screw structure and compression ratio can be designed according to different products & different output requirement.
Materials	38CrMoAlA (JIS SACM645) SKD61	Application	Suit for hdpe ,ldpe, lldpe recycling.
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
Compared to other supplier,OSDadvantages	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. 4.Fast and on time delivery . 5.Longer lifetime for the screw barrel.
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

Model	L/D Ratio	(kg/hr) output/capacity	(RPM) Screw Rotation Speed	(KW) Driving Motor	(mm) Center Height
OSD20	20:1	3-5	10-60	1.1/1.5/2.2	1000-1400
OSD25	25:1	5-8	10-60	2.2/3.0/4.0	1000-1400
OSD30	25:1	5-10	10-60	2.2/3.0/4.0	1000-1400
OSD45	25-36:1	10-120	10-150	5.5-22	1000-1400
OSD65	25-36:1	60-300	20-150	22-75	1000
OSD75	25-36:1	200-450	20-150	30-132	1000
OSD90	25-36:1	180-600	20-110	30-185	1000-1100
OSD120	25-36:1	320-1000	20-90	75-280	1000-1250
OSD150	25-36:1	400-1300	20-75	90-400	1000-1300

Technological Process:

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

Matching reducer box /gearbox for single extruder screw barrel:

End Products Application :

About O.S.D:

1. 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.
2. 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.
3. Location advantage:located in China's Screw Town - Jintang Town in Zhoushan City, near toNingboPortandShanghaiPort.
4. Market areas: global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East.
5. 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 : 0086-13666718087

   * Skype : oushengda

   * Hotmail : oushengda2

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