Hot runner valve sleeve:

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. Body Treatment: High-Temperature Heat Treatment and Cryogenic Treatment.

5. Concentricity: 0.002mm

6. Inner bore precision: Within 0.002 mm, with smooth sliding fit against valve needles of the same specification.

7. Common valve sleeve inner bore machining range: Diameter 2–13.5 mm; height 10–50 mm.

Product aliases: Guide Sleeve, Valve Needle Positioning Sleeve, Valve Needle Sleeve
Brand
Ruiying
Product Alias
Valve needle sleeve
Standard
Industry Standards
Injection molding material
PP
Is it a dedicated supply source for cross-border exports?
Is
Head material
SKH51
Coat material
SKH51
Type
Mold Hot Runner System
Heated Nozzle Body Material
S136
Applicable Mold Type
Plastic mold
Item Number
RY04250
Surface Treatment
Aluminum Titanium Nitride / Titanium Nitride / Chromium Nitride / Titanium Carbonitride
Entity Processing
High-temperature heat treatment + cryogenic treatment

〖YUDO〗High-End Processing Hot Runner System Dedicated Valve Pin Guide Sleeve (High-Speed Steel SKH51)

Inner bore precision within 0.002 mm, allowing smooth sliding fit with valve needles of the same specification in valve sleeves [Factory Direct Sales]

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