Nitrided Ejector pins are installed on the B-side of the mold that push the part out of the mold when the part has cooled sufficiently. Also known as knockout pins.  Precision Punch manufacturers Ejector Pins in a wide range of materials and specifications including stainless steel ejector pins,  stepped an other pins use from a wide variety of injection molding or other purposes

Note:

  • A-Side is sometimes called the “cavity” it is the half of the mold that usually creates the exterior of a cosmetic part. The A-side usually does not have moving parts built into it.
  • B-Side is sometimes called the “core” it is the half of the mold where ejectors, side-action cams and the other complex components are located. On a cosmetic part, the B-side usually creates the inside of the part.
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