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
ISO9000
Is it a dedicated supply source for cross-border exports?
Is
Material
High-speed steel
Hardness
HRC60
Applicable Mold Type
Plastic mold
Internal bore machining
Honing
Item Number
RY
Entity Processing
High-temperature heat treatment and cryogenic treatment

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

〖2025 Hot Seller〗Plastic Hot Runner Valve Needle & Valve Sleeve Set, Valve Needle Guide Sleeve, Valve Needle Positioning Sleeve (Sliding Fit)

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