High-quality sprue bushing/Sleeve,Spreader,  Flow Diverger，long-life mold part

Precision Sprue Bushings & Sprue sleeves for Demanding Injection Molds

Jinghe mould and tool specializes in manufacturing high-quality sprue bushings and sprue sleeve for die casting mold or injection molds, offering superior durability, precision, and cost efficiency to mold makers worldwide.

Product Highlights

l Premium Material Options

u Standard Grades: H13 tool steel (hardened to 48-52 HRC)

u High-Performance Imported Steels:

1.2344 (ESR) – Superior heat resistance for high-temperature applications

Dievar® – Exceptional thermal fatigue resistance

DAC (JIS SKD61) – Optimized for extended service life

Tungsten Carbide – Extreme wear resistance for abrasive materials

l Advanced Surface Treatments

Nitriding (Gas/Vacuum) – Increases surface hardness (up to 70 HRC) and wear resistance

TiN/TiCN Coating – Reduces friction and improves release performance

Polished Finish – Minimizes material sticking for smooth operation

l Uncompromising Quality

Precision Machined – Tolerance within ±0.002mm for perfect alignment

Rigorous Testing – 100% inspected for hardness, dimensional accuracy, and surface finish

Extended Lifespan – 30-50% longer service life than standard components

l Competitive Pricing & Fast Delivery

Cost-Effective – 20-30% lower than European/American brands

Short Lead Time – 10-15 days for standard sizes (urgent orders supported)

Bulk Discounts – Available for large-quantity orders

l Global Compatibility

Compliant with DME, HASCO, MISUMI standards

Custom designs available for unique mold requirements

Applications

✔ Automotive injection molds
✔ Electronics & consumer goods molding
✔ Medical device components
✔ High-volume production systems

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