Conical Twin Screw Barrel
**1. Technical Parameters:**
- **Model No.:** SLG30-250mm
- **Base Material:** 38CrMoAlA, 42CrMo
- **Place of Origin:** Zhejiang, China
- **Tempering Hardness:** 240–280 HV
- **Depth of Nitrogen Layer:** 0.6–0.8 mm
- **Hardness After Nitriding Treatment:** 900–1100 HV
- **Alloy Hardness:** HRC 62–72
- **Warranty:** Normally 1 Year
- **Trademark:** PYM
- **Specifications:** CE, SGS, TUV, BV
- **Origin:** Ruian
- **HS Code:** 8477900000
**2. Product Features:**
- Diameter: Φ35–Φ250 (customized according to customer requirements)
- L/D Ratio of Screw: 16–35
- Conical Dual-Hole Barrel Screw Specification: Φ25–Φ188 (customized based on application needs)
- The screw can be designed according to different products and formulas
- Technology Index: Depth of Nitriding Layer: 0.4–0.7 mm
- Surface Hardness After Nitriding: HV ≥ 900–1000
- Nitriding Fragility: Less than Grade 1
- Surface Roughness: Ra 0.4 µm
- Straightness of Screw: 0.015 mm
- Chrome Plating Thickness: 0.01–0.1 mm
- Bimetal Coating Thickness: 1.5–2.0 mm
- Material: Base Material – 38CrMoAlA
**3. Workshop Display:**
[Image: Conical Screw Barrel in Bimetallic – 600px]
**4. Certifications:**
[Image: Conical Screw Barrel Certificates – 1060px]
**5. Why Choose Us?**
- We have extensive experience and a long history in the industry.
- Our factory is equipped with advanced machinery and technology.
- We employ professional engineers, CAD designers, and skilled staff.
- We guarantee 100% product quality and offer 24/7 after-sales service.
- Our products are certified by third-party organizations such as CE, SGS, TUV, and BV.
- We provide customized solutions tailored to your specific needs.
- We focus on delivering high-quality, durable, and reliable screw barrels for various industrial applications.
Whether you're looking for standard or custom-designed conical twin screw barrels, we ensure precision, performance, and longevity. Let us support your production with our expertise and commitment to excellence.
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