MOLD BASE COMPONENTS

  • LEADER PINS
    Case-hardened and precision-ground, Progressive's Leader Pins are available in straight or shoulder styles, with Black Nitride available for maximum performance.

  • GUIDED EJECTOR PINS
    Guided Ejector Pins are precision ground pins designed specifically for guided ejection, allowing for installation in common bottom clamp plate sizes.

  • BUSHINGS
    Progressive offers several material options for Shoulder Bushings, Guided Ejector Bushings, and Straight Bushings.

  • LOCATING RINGS
    Treated for corrosion resistance, our Locating Rings offer an additional keyed feature that eliminates doweling and tapping in the mold base.

  • SPRUE BUSHINGS
    Hardened, ground, and polished for maximum production applications, Progressive's Sprue Bushings offer a key slot for acceptance of the dowel provided with all Locating Rings.

  • EXTENDED SPRUE BUSHINGS
    Extended Sprue Bushings allow for reduced stroke and faster cycles in three-plate molds, providing high impact resistance with the selected materials and hardnesses along with the Runner Stripper Plate Bushing.

  • SUPPORT PILLARS
    Support Pillars are offered in several materials and hardnesses, while also available with different mounting options.

  • SUPPORT COLUMNS
    Progressive's Support Columns are manufactured with a tighter tolerance on the diameters for die cast dies or when used with a Guided Ejector Bushing.

  • SPRINGS
    Progressive's Medium Duty (Blue) Springs and Medium Heavy Duty (Red) Springs are 100% interchangeable to Raymond and other brands and are manufactured from a special rectangular shaped round cornered chrome-vanadium alloy.

  • URETHANE SPRINGS
    Urethane Springs provide over 500 pounds of pressure to cushion parting lines or control parting line sequences.

  • STOP PINS
    Progressive's Stop Pins are durable and have extra grinding stock on the heads to provide consistent heights for the pin ejector plates.

  • STOP DISCS
    Progressive's Stop Discs are available in a wide range of diameters to suit standard plate clearances.

  • SPACERS
    Progressive's Spacers provide a positive stop for Ejector Plates when installed on the back side of the B-Plate or B-Support Plate.

  • PKO EXTENSIONS
    Progressive offers a wide range of PKO Extension configurations for unifying press knock-out rod lengths.

  • STRIPPER BOLTS
    Progressive's Stripper Bolts are designed for the injection mold industry, taking into consideration tighter tolerances for positive plate stops.

  • STRIPPER BOLT BUSHINGS
    Progressive's Stripper Bolt Bushings provide a positive wear surface for the bolt and reduce installation time.

  • TUBULAR DOWELS
    Tubular Dowels provide alignment between mold plates with screw and dowel in one location.
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