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. Surface hardness exceeds HV2400 (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
5-300
Type
Mold Hot Runner System
Brand
Ruiying
Model
F5-300
Applicable Mold Type
Plastic mold
Product Alias
Gree Valve Needle
Surface Treatment
Titanium nitride, chromium nitride, aluminum titanium nitride
Entity Processing
High-temperature heat treatment, cryogenic treatment
Material
SKH51/SKH-9/Nachi-Fujikoshi, Japan

PET mold preform bottle blank molds—specialized chromium nitride valve pins, chrome-plated valve pins, wear-resistant valve pins, and wear-resistant sliding pins

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

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