Insert Molding
Ironwood Plastics has been in the insert molding business since 1980. We have partnered with progressive stampers and screw machine houses to handle the most difficult projects. We are familiar with many types of stamping and plating (including gold, palladium and tin). Ironwood prefers to run projects on a "turnkey" basis, where we handle all vendors involved. Types of insert molding include:
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Horizontal molds with 6-axis or Cartesian robotics
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Vertical molds with parting line and sprue injection on rotary tables (1A and 2B sides)- robotic or operator assisted
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Reel-to-reel molding- discussed on a different page
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Overmolding- discussed on a different page
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Insert molding with secondary bending and/or singulating operations
Material | Ryton (PPS) |
Mold Style | 4 cavity mold |
Industry | |
Unique Features | Two magnets are installed with 6-axis robot- fully automatic |
Material | Rynite 530 (PET polyester) |
Mold Style | 1 cavity mold |
Industry | |
Unique Features | Eight plated pins are manually loaded |
Material | Ultem (PEI) |
Mold Style | 1 cavity MUD |
Industry | |
Unique Features | Printed circuit board is insert molded |
Material | TPX (PMP compolymer) |
Mold Style | 8 cavity mold |
Industry | |
Unique Features | Metal can and gold-plated pin are insert molded |
Material | Polycarbonate |
Mold Style | 1 cavity mold |
Industry | |
Unique Features | Filter is insert molded, brass insert is sonic welded. |
Material | Ultem (PEI) |
Mold Style | 2 cavity shuttle mold- 1A, 2B sides |
Industry | |
Unique Features | Inserts are hand-loaded (on a tie-bar) and separated during molding cycle |
Material | Valox (PBT polyester) |
Mold Style | 4 cavity shuttle mold (1A, 2B sides) |
Industry | |
Unique Features | Insert molded with a progressive stamping and brass bushings |







