Hot Runner Valve Pin:

1. Material: SKH51, SKD61 (can be custom-made according to customer requirements).

2. Hardness: HRC59-61 (SKH51), HRC50-55 (SKD61).

3. Tolerance: +/-0.001 mm

4. Surface treatments: Titanium nitride (TiCN) coating, chromium nitride coating, hard chrome plating, aluminum titanium nitride coating, nitriding, and nanoscale coatings (nARo2), among others—each achieving a surface hardness of HV2400 or higher (coatings available upon customer request).

5. Concentricity: 0.002mm

6. Precision: The precision of the effective mating area for the valve needle is within 0.002 mm, and valve needles of the same specification can be interchangeably matched with their corresponding valve sleeves.

7. Common valve needle size machining range: Diameter 2–13.5 mm; length 100–1500 mm.
Customized Processing
Is
Item Number
RY006
Type
Mold Hot Runner System
Brand
Ruiying
Model
Diameter: 2–10.5 mm; Length: 100–1,500 mm
Applicable Mold Type
Plastic mold
Product Alias
Valve needle with titanium coating, needle valve. PET valve needle, guide sleeve, valve core
Surface Treatment
Aluminum Titanium Nitride / Titanium Nitride / Chromium Nitride / Titanium Carbonitride
Entity Processing
High-temperature heat treatment + cryogenic treatment
Material/Ingredients
High-speed steel/SKH51/SKH-9/SKD61

PET Mold Hot Runner System Dedicated Valve Needle—Three Flat, Three-Section Molding Valve Needle

(YUDO) Standard Components Integrated Needle Valve System, Snap-Action Valve Needle [Ultra-Precision, Wear-Resistant Black Titanium]

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