Screw and Barrel/Single Screw and Barrel for PVC Prilling Extrusion Machinery Plastic & Rubber Machinery Parts

Model NO.: screw and barrel/single screw and barrel for PVC p
Computerized: Computerized
Certification: CE
as Per The Drawing: as Per The Clients
Trademark: songyan
Specification: ce
Origin: China
HS Code: 72284000
Model NO.: screw and barrel/single screw and barrel for PVC p
Computerized: Computerized
Certification: CE
as Per The Drawing: as Per The Clients
Trademark: songyan
Specification: ce
Origin: China
HS Code: 72284000
Specifications

Material: 38CrMoAlA
Quality guarantee period: Calcium powder proportion
Diameter: 20mm~300mm
Length/Diameter ratio: L/D=15~55

Technical Index

1. Hardness after hardening and tempering: HB280-320

2. Nitrided Hardness: HV850-1000

3. Nitrided case depth: 0.50-0.80mm

4. Nitrided brittleness: Less than grade 2

5. Surface roughness: Ra 0.4

6. Screw straightness: 0.015 mm

7. Surface chromium-plating's hardness after nitriding: ≥ 900HV

8. Chromium-plating depth: 0.025~0.10 mm

9. Alloy Hardness: HRC50-65

10. Alloy depth: 0.8~2.0 mm

Materials & Processes

1. Quality 38CrMoAlA (JIS SACM645)

2. Quality Duplex Stainless Steels
3.42 CrMo (JIS SCM440)

4.40Cr

5. GH113

6. SKD11

7. SKD61 (H13)

8. Gr12MoV

9. Quality Powder Metallurgy Raw Materials

10. Cold/Thermal Spray Hard Metal Process

11. Advanced nitriding Process

12. Corrosion & Abrasion Resistance Bimetal Spraying Process



Primary competitive advantages: 
1) Excellent and high quality control 
2) Prompt delivery
3) Competitive price
4) Small order accepted
5) Customers' drawing or samples accepted
6) Specialized features/benefits
7) OEM service (model, number of teeth, outside and inside diameters, thickness)

Specifications

Material: 38CrMoAlA
Quality guarantee period: Calcium powder proportion
Diameter: 20mm~300mm
Length/Diameter ratio: L/D=15~55

Technical Index

1. Hardness after hardening and tempering: HB280-320

2. Nitrided Hardness: HV850-1000

3. Nitrided case depth: 0.50-0.80mm

4. Nitrided brittleness: Less than grade 2

5. Surface roughness: Ra 0.4

6. Screw straightness: 0.015 mm

7. Surface chromium-plating's hardness after nitriding: ≥ 900HV

8. Chromium-plating depth: 0.025~0.10 mm

9. Alloy Hardness: HRC50-65

10. Alloy depth: 0.8~2.0 mm

Materials & Processes

1. Quality 38CrMoAlA (JIS SACM645)

2. Quality Duplex Stainless Steels
3.42 CrMo (JIS SCM440)

4.40Cr

5. GH113

6. SKD11

7. SKD61 (H13)

8. Gr12MoV

9. Quality Powder Metallurgy Raw Materials

10. Cold/Thermal Spray Hard Metal Process

11. Advanced nitriding Process

12. Corrosion & Abrasion Resistance Bimetal Spraying Process



Primary competitive advantages: 
1) Excellent and high quality control 
2) Prompt delivery
3) Competitive price
4) Small order accepted
5) Customers' drawing or samples accepted
6) Specialized features/benefits
7) OEM service (model, number of teeth, outside and inside diameters, thickness)

1) Sizes:DN40, DN50, DN70, DN75, DN100, DN125, DN150, DN200, DN250, DN300

 2) Length: 3M


3) Standard: EN 877


4) Material: gray cast iron


5) Applications: construction drainage, pollution discharge


6) Features: Flat and straight; High strength and density without defect;

Cast Iron Pipe

Cast Iron Pipe,Cast Iron Tube,Sml Cast Iron Tube,Cast Iron Drainage System

Wuan City Kunyu Metal Products Co.,Ltd , https://www.kunyucasting.com

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