40mm Injection Molding Screw Types Design HRC 58 - 60
Price:
USD 6,660 / set
MOQ:
1 set
Delivery Time:
60 to 90 days
Brand:
KTL
Product Description
NISSEI Screw And Barrel Assembly
Screw & Barrel Assembly Technical Specifications
| Component | Material | Main Alloy Composition | Heat Treatment Process | Hardness | Surface Treatment | Key Features |
|---|---|---|---|---|---|---|
| Screw | KTL-202B All-Hard Alloy | Cr 8.2%, V 1.2%, Mo 2%, Co 1% | - Quenching: 1020–1050°C- Tempering: 550–570°C (≥3 times)- Tail annealed at high temperature | HRC 60 ± 2 | Titanium coating (Ti) | Excellent wear resistance, enhanced corrosion resistance, extended service life |
| Screw Tip Assemblies | KTL-202B All-Hard Alloy | Cr 8.2%, V 1.2%, Mo 2%, Co 1% | - Quenching: 1020–1050°C- Tempering: 550–570°C (≥3 times)- Tail annealed at high temperature | HRC 60 ± 2 | Titanium coating (Ti) | High resistance to abrasion and pressure, improved durability under high-load conditions |
| Barrel | KTL-ST30 Double Alloy (Fe-Ni Base) | Inner alloy: Fe, Ni, Cr, C, Co, B | — | Base: HRC 26–28Inner layer: HRC 59–61 | — | - Alloy thickness: 1–2 mm (each side)- Low thermal expansion- High resistance to high-temperature softening |
| Flange | Alloy Steel + Chromium Plating | — | - Heat treatment + electroplating | Base: HRC 30–32Cr layer: HRC 62–64 | Chromium plating (0.05–0.08 mm) | Improved wear resistance and corrosion protection |
| Nozzle | SKD61 | — | - Quenching: 1020–1050°C- Tempering: 550–570°C (≥2 times) | HRC 50 ± 2 | — | Excellent thermal fatigue resistance and toughness |
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Company
Suzhou Kotler Precision Machinery Co.,Ltd
Location
No. 5388, Wuzhong Avenue, Wuzhong District, Suzhou City, Jiangsu Province
Contact Person
Zhong