Designs and configurations
Plain & Steel Guide Bushings
A replaceable sliding sleeve guides the post and takes wear at the mating interface. Bore finish and installed fit matter together.
Designs and configurations ↓Material options
Bearing steel · Tool steel
The final grade and treatment are confirmed after reviewing your drawing and operating conditions.
Dimensions, tolerances, hardness, quantity and delivery are confirmed in the quotation. No fixed stock specification is implied.
Designs and configurations
Select function and geometry, then confirm material, fits and treatment. Options may be combined; dimensions follow the agreed drawing.
Straight plain bushing
A cylindrical body fits a mounting bore; specify inner and outer fits separately.
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Stripper guide bushing
Pairs with stripper posts; check plate thickness and contact length.
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Ejector-system guide bushing
Guides ejector plates; it is not a sleeve that directly ejects the molded part.
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A replaceable sliding sleeve guides the post and takes wear at the mating interface. Bore finish and installed fit matter together.
Replaceable guides in mold bases and ejector plates: provide serviceable wear surfaces and a defined lubrication path.
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Materials and treatment options
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Surface treatments and finishes
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Precision-ground fits
Specify guide and mounting tolerances separately and check the fit after installation.
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Hardening and surface treatment
Select heat treatment for material and sliding or rolling contact; consider nitriding only for a compatible substrate and system.
Family-specific questions
Plain vs ball bushings?
Plain types guide by sliding bore contact; rolling guidance needs ball bushings/cages—not interchangeable by OD.
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