Shoulder ejector pinsare critical components in injection molds, designed to ensure smooth and reliable ejection of molded parts. Featuring a reinforced shoulder structure, these pins deliver superior strength, alignment, and longevity compared to standard ejector pins. ÁsMouldParts.net, we manufacture shoulder ejector pins to exacting standards, using premium materials and advanced heat treatment for unmatched performance in high-stress molding environments.
Características clave & Beneficios
Reinforced Shoulder Design
Providesenhanced stabilityduring ejection, reducing deflection and wear.
Prevents lateral movement, ensuring precise alignment in complex molds.
High Wear Resistance
Made fromSKD-61 (JIS) ouH13 (DIN) aceiro para ferramentas, hardened to50-54 HRC.
OptionalSKH-51 (High-Speed Steel) for extreme abrasion resistance (up to62-64 HRC).
Customizable Dimensions
Standard diameters: 2mm–25mm (custom sizes available).
Shoulder height and diameter tailored to your mold design.
Surface Treatments
Nitriding, TiN coating, ouDLC coatingfor reduced friction and extended service life.
Global Compliance
CoñeceISO 9001 eRoHS estándares. Compatible with automotive, medical, and consumer electronics molds.
Especificacións técnicas
Parámetro
Details
Material
SKD-61 / H13 / SKH-51 / Custom Alloys
Dureza
50–64 HRC (varies by material)
Tolerancia
±0.005mm (precision grinding)
Acabado superficial
≤ Ra 0.2μm (mirror polish optional)
Temperature Range
-50°C to +600°C (heat-treated variants available)
Aplicacións
Ideal for high-precision, high-volume injection molds requiring reliable ejection: