• Model NO.: Customized
  • Automation: Automatic
  • Screw Barrel: 38crmoala Base Material Twin Parallel Screw
  • Nitrided Hardness: 900-1000hv
  • Surface Roughness: Ra0.4
  • Trademark: Zhongyang
  • Origin: China(Mainland) Zhejiang
  • Screw: Twin-Screw
  • Computerized: Computerized
  • Nitrided Layer Depth: 0.5-0.8mm
  • Nitrided Brittleness: Less Than Grade 1
  • Linearity of Screw: 0.015mm
  • Specification: ISO9001: 2008
  • HS Code: 84779000
38CrMoAlA base material twin parallel screw and barrel

Specification: (Parallel twin screw )
Diameter: Φ 45mm-Φ 200mm
L/D ratio: 16-35

The compression ratio of screws can be designed according to different products and ingredients
Technical Information

Base Materials:
1)38CrMoAlA(JIS SACM645)
2)42CrMo(AISI 4140)
3)4Cr5MoSi V1 (JIS SKD-61)
4)9Cr18MOV
5)HPT

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

Technics:
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.

Coffee & Tea ware

Coffee Series :


We offer many different kinds of coffeeware, such as Double Wall French Press, Glass French Press , Pour Over Coffee Kettle ,handle drip coffee kettle, coffee filter, Coffee Canister , Coffee Tamper and so on.

Use our excellent quality product, enjoy a cup of coffee by yourselves.

If which one suitable for you, welcome to contact me or ask for the catalog .Will be glad to hear from you.


Different color double wall french pressPour Over Coffee KettleCoffee Bean Canister


FAQ:


1:How can I get the sample?

We can provide the sample for customers to check the quality.

Please kindly provide the delivery info for calculate the sample cost. If you have DHL /TNT/UPS/FEDEX account, please also kindly provide it to us.

You can do the payment of sample via T/T and PayPal.


2:How about the sample time?

Usually the sample time is 7~10 days after have the sample cost.


3:How long will it take for mass production?

Usually 45~60 days after have the deposit.


4:Can we Have our logo or company name to be printed on your products or the package?

Welcome OEM.


5:what certificate can you provide?

CE,CB,GS,FDA,LFGB,ROHS are available here.


6:How can we get your monthly new products announcement?

Please join our mailing lists.


Pour Over Coffee Kettle,Coffee Series,Coffee Canister,Coffee Tamper

Jiangmen Wellway Houseware Co.,Ltd , https://www.wellwaycc.com