May 02, 2024

38crmoala Bimetallic Conical Twin Screw Barrel for PVC Extrusion

  • Model NO.: Customized
  • Material: Nitriding Steel
  • Nitrided Hardness: HRC56-58
  • Bimetallic Layer Hardness: HRC58-62
  • Specification: ISO 9001: 2008 approved
  • HS Code: 84779000
  • Size: Customize
  • Nitrided Layer Depth: 0.5-0.8mm
  • Bimetallic Layer Depth: 3mm
  • Trademark: ZHONGYANG
  • Origin: China
Specifications:
45/90, 45/100, 50/105, 51/105, 55/110, 55/120, 58/124, 60/125, 65/120, 65/132, 68/143, 70/140, 75/150, 80/143, 80/156, 92/188
The above are standard specifications, we can customize according to customers' requirements.
The compression ratio of screws can be designed according to different products and ingredients.

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
Focus on quality and service.
Experienced manufacturer, we will be the best choice.

A large number of Cornice Mouldings, Panel Mouldings are available in a flexible variant, due to their flexibility, curved walls and ceilings can be finished elegantly with Flexible Panel Mouldings. Flexible Panel Mouldings(Flexible Panel Mouldings,Soft Panel Moulding,Flexible Plain Panel Moulding,Soft Flat Panel Mouldings) are paintable.

You may match Flexible Panel Mouldings with circles,mouldings,irregular shapes to decorate your walls and ceilings.

Advantages:

1.Made from high density polyurethane, classic, elegant and uniform.

2.Light weight, good resilience, hard and durable.

3.Impervious to moisture and insects.

4.Easy to install using common woodworking tools.

5.Can be adhered using a premium polyurethane construction adhesive.

6.Use painters caulk to finish nails or screw holes and joints.

7.Primed in white and ready to paint or faux finish.

8.Can be painted with any high quality acrylic latex or oil-based paint.

9.Won't rot or mold.

10.Designs have a sharp, clean deep relief and show fine quality in details.


Our Service:

1. Factory direct sale with excellent quality, reasonable price and first-class service.

2. Timely delivery to every corner of the world.

3. Strong supply capacity, high-tech skills and advanced equipment can surely meet customers` requirement.

4. Launching new designs for each category every year.

5. Exquisite workmanship. All products 100% inspected.

6. Preferential freight by Famous shipping company.

7. Excellent after-sales service.

Flexible Panel Mouldings

Flexible Panel Mouldings,Soft Panel Mouldings,Flexible Plain Panel Mouldings,Soft Flat Panel Mouldings,Flexible Carved Panel Moldings,Flexible Decorative Mouldings

Huizhou Dingshengmei Building Materials Co.,Ltd. , http://www.dsmdecor.com