Rubber Screw Plastic Rubber Extruder Screw Barrel

  • Model NO.: Rubber screw
  • Type: General Rubber Machinery
  • Type of Tire Machinery: Rubber Regeneration Machinery
  • Specification: ISO9001: 2008
  • HS Code: 84779000
  • Certification: ISO
  • Type of General Rubber Machinery: Rubber Extruder
  • Trademark: Zhongyang
  • Origin: Zhoushan
Rubber Machine Screw barrel, rubber extrusion screw barrel, plastic machinery screw barrel, rubber screw

Diameter of pin screw and barrel: Φ 75mm-Φ 200mm
Diameter of cold feed or hot feed screw and barrel: Φ 30mm-Φ 300 mm
L/D ratio: 12-18

Technical Information

Base Materials:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)

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

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.

Freezer Room (also called Blast Freezer , shock freezer) is a kind of cold room with lower storage temperature from -40°C to -10°C, it is equipped with more thicker doors, Pu Panels and more powerful condensing units than cool room. Blast Freezer Room concerns of storing material reliably at consistently low temperature and fast cooling speed, so it can keep such stored products like sea food, meat or chicken in fresh quality.

As your cold room expert, we produce all Cold Storage cold room blast freezer for your fresh life. and provide all refrigeration Cold Room Solutions. Our slogan is Service warm, Provides cold.

What can we supply ?
Cold Room,  prefabricated cold room,  cold room panel; cold storage, industry cold storage, commercial cold storage;
Freezer room, blast freezer room, Walk In Freezer Room; Chiller Room , small chiller room, chiller room, cold storage freezer; cold storage refrigerator freezer;

Blast freezer, and Blast Freezer Container;

What we work for ?

Frozen seafood,  frozen meat, frozen food,  frozen chicken,  frozen snacks; vegetable&fruits,  milks, soft drinks, wine&bear, fruit juice,  snacks, bread; medicine and chemical products etc.

Blast Freezer

Blast Freezer,Small Blast Chiller,Blast Freezer Room,Blast Freezer Container

Shandong Atlas Refrigeration Technology Co.,Ltd. ,