Home  >  Raw Material Processing Machinery  >  Plastic & Rubber Machinery Parts

plastic PVC screw barrel, 1.Material: 38CrMoAlA;, 2.High quality alloy, 3,Gas nitriding+ quenching - details see: https://www.machineto.com/stainless-steel-screw-single-screw-and-barrel-plastic-pvc-screw-barrel-10334453

stainless steel screw single screw and barrel, plastic PVC screw barrel

Details:

Base Material	1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11)3)4Cr5MoSiV1(JIS SKD-61) 4)42CrMo(AISI 4140)
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
Double-alloy level	Level A - containing Tungsten of 40% Level B - containing tungsten of 25% Level C - containing tungsten of 9.5%
Surface Treatment	Heat Treatment High Frequency Treatment Nitriding treatment(120 Hours) Depth of Nitrided Layer: 0.5-0.8 mm Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°) Hard Chrome Plating treatment: Thickness of Hard Chrome Plating Layer: 0.05-0.10mm Hardness of Hard Chrome Plating Layer: ≥950HV Nickel alloy plating.treatment: Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy) Bimetallic Screw: Plasma Alloy Coating Spraying Depth of Bimetallic Layer: >2mm Hardness of Bimetallic Layer: HRC55°-72°
Basic information	Roughness of the surface:Ra0.4um Linearity of the screw: ≤0.015mm Linear axis limit: ≤0.02mm Hardness after Hardening & Tempering: HB240-280 Fragility of Nitration:≤Two class
Material Application	1)General Plastics 2)ABS,PA,PC,PE,PET,PP,PS,EVA,PU,PVC,U-PVC,etc 3)PA + GF(Glass Fiber) 4)Flame-resistant Reinforced Plastics 5)Modified Engineering Plastics 6)All kinds of Mixed Recycled Material(in Scrap or Granule),etc
General Terms	Means of transport: Ocean,Air,Express Production time: About 25 days after we receive the deposit and lead time will different according to the order quantity!
Our products advantages	1)High productivity 2)Wonderful plasticizing 3) low energy consumption 4)Wearable and Durable 5)Fast and On time delivery 6)Best customer service!

Our Screw and barrel processing:

Customer Order--Product Design(Customer Drawing)—Production Flow Arrangement—Material Procurement—Hardening&Tempering—Drilling—RoughTurning—RoughThread Rolling(AlloySprayWelding)—Alignment—FineThreadRolling—Mixing—Alignment—High FrequencyTreatment—Alignment—Polishing—Grinding—120HoursNitridingTreatment—Acid Pickling—Polishing—Chrome Plating—O.D.Grinding—Packaging and Shipping!

Zhoushan Bohai Machinery Company is leading supplier of SCREW and BARREL in China, including designing, manufacturing and sales for these products, we can supply all types of screw and barrel according to your different requirements.

What are our SCREW and BARREL advantages:

First: Creative in designs, our designing team is very strong, since we have unique culture to motivate them, in order to meet requirement, we work closely to our customer and market!

Second: We have 15 years’ experience of manufacturing varied screws, barrels and spares. We are keeping improving our production system day by day on the delivery, quality control, all the efforts have improved the customers' satisfaction!

Third: We are located along the beautiful East China Sea, Pearl,Zhoushan,Zhejiang,China’s screw Town-Jintang, close to Ningbo Port and Shanghai Port!

Finally, We assure the customer benefits, we supply best quality and competitive price, also best customer service!