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.
Brand
Ruiying
Product Alias
Titanium-plated valve needles, valve cores, needle valves, and bent connectors
Injection molding material
PP
Is it a dedicated supply source for cross-border exports?
Is
Coat material
SKH51
Type
Mold Hot Runner System
Heated Nozzle Body Material
S136
Applicable Mold Type
Plastic mold
Item Number
4.0
Surface Treatment
Titanium Nitride (TiCN) coating, Chromium Nitride coating, Hard Chrome plating, Aluminum Titanium Nitride coating, Nitriding, and nano-sized coating (nARo2)
Hardness
HRC59–61 (SKH51), HRC50–55 (SKD61)

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