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1.Conical twin screw barrel, 2.Material:alloy steel of high quality, 3.Processed to drawing or buyer's request - details see: https://www.machineto.com/extruder-parts-extruder-screw-barrel-conical-twin-screw-barrel-10334438

About Shunli

Zhoushan Shunli Machinery Company is leading supplier ofSCREW and BARRELin 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 ourSCREW and BARRELadvantages:

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!

Shunli SCREW Management Concept:

Customer first, Credit uppermost,Science and technology as forerunner,Human being as root!

Shunli SCREW Service Concept:

Speedy, Accurate and Proper.

Extruder parallel twin screw and barrel for PVC Specification:

(Co-rotating and Counter-rotating)Parallel twin screw and cylinder:

Φ35/2	Φ45/2	Φ50/2	Φ65/2	Φ80/2	Φ90/2
Φ105/2	Φ125/2	Φ130/2	Φ150/2	Φ180/2	Φ200/2

Features: Screw and Cylinder adopt blocking structure, can update and maintain comfortably!

Screw &Cylinder also can be made:

CINCINNATI, BATTENFELD, KRUSSMAFFEI, BAUSANO and AMUT model spares!

According to different material and plastic product to choose different compress rate and L/D!

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!

Details:

Material for high quality conical twin screw and barrel for plastic extruder:

1)38CrMoALA(JIS SACM645)

2)42CrMo(JIS SCM440)

3)9Cr18MoV 4)CW6Mo5Cr4V2

Technical parameter for high quality conical twin screw and barrel for plastic extruder:

Screw diameter 12mm-500mm

Screw alignment 0.015mm

Nitride brittleness ≤Grade 1

Depth of nitride layer 0.5~0.8mm

Hardness of nitride Hv900-1020

Quenching and tempering HB240-280

Surface roughness 0.045mm

Performance and specification

1)We design our brand, screw and barrel .We make sure the course of processing smoothly.

2)With almost 10 years' experience in plastic machinery,we have a well quality control system.Screws are processed by high-precision special NC screw milling machines to ensure high consistency extruding performance. We try our best to lower the cost of your budget and supply high quality screw and barrel .The special design of distribution cainet enlarges thrust bearing and adopts original bearings, guaranteeing the long service life and the bearing of larger extrusion capacity.

3)With suitable moulds, our screw and barrel can make high quality soft PVCpipes, hard PVC pipes ,profiles,sheets,master batch and so on.

4)According to customer requirements , most reasonable screws and barrrels can be configured to achieve optimal plasticization and logistic quality.

5)Process :Laser coating Tungsten Carbide,PTA melt-welding alloy,centrifugal mould bimetallic alloy, advanced nitrogen oozes handicraft ,vacuum quenching ,Titanizing,Nickel plating and Chorme Plating.

My letter to all my customers:

Dear friends,

Thanks for visiting our website, nice to meet you! Anyone won’t buy any products from strangers until they know each other better, but it's a long time for you to understand a strange supplier well, then how you can find a best supplier during so many factories is a problem! Laura Wang believe that every customer is the turning point of my life, I am very glad to make friends and do business with you, if you trust me so much, just give each other an opportunity to know each other better!

My Skype id :Laura.Wang91

Choosing us is the best thing you have ever decided, and it's also our honour to be friends with u. Have a try.