Polimold
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Dismountable Bushings

Bucha desmontável
The Polimold standard bushing are made of a material, process and hardness to resistant levels of friction and wear.
The Bushings for die sets are produced in 8620 steel, Cementing e tempered reaching final hardness of 58 to 62 HRC.

Available in standard diameters with different lengths. Are made with alternative materials such as bronze and graphite, that provide a better tool performance of die sets.
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More Information

Dismountable Bushings

Below is the application table to the bushing: Short Bushing = BC/ Normal Bushing = BN / Long bushing = BL / Extra long Bushing = BXL.
Subtitle:
D1= Pin diameter
D2= Main diameter
D3= Flange diameter
D4= Head diameter
E= Main lenght
F= Flange main
Material 8620 - Cementing e tempered
Hardness= 58-64 HRC

OBS:Use tolerance T7 on drilling mounting plate of the component.

Application table for Extra Long Bushing
Subtitle:
D1= Pin diameter
D2= Main Diameter
D3= Flange diameter
D4= Head diameter
E= Main lenght
F= Flange lenght
Material 8620 - Cementing e tempered
Hardness= 58-64 HRC

How to request:

Specify the item with the prefix (BXC, BC, BN, BL or BXL) of bushing ang D1 diameter.

Bushing fixing scheme:

Types of materials

Besides 8620 steel, Polimold bushings are available in the following materials:
Material
Code
Bronze Steel
AB
Graphite steel
AG
Bronze
BR
Graphite bronze
BG
Lubmix
LB

To request your bushing with any of the above materials, simply inform on your request the type of desired material or material code followed by the product code.

Example:
AB (material type) + BN (bushing prefix) + 50 (bushing diameter)

Items with special dimensions can be requested with the same discretion and is subject to our assessment of engineering.

Mounting flanges for guide bushings

The Mounting flanges for guide bushings are available in the options:
Round Mounting flanges for guide bushings= PBR
Square Mounting flanges for guide bushings= PBQ


Subtitle:
D1= Pin Diameter
D2= Bushings diameter
DE= Main diameter
A= Flange dimensions
F= Flange lenght
E= Main lenght
Fix.= Fixation screw
Material= 1045
How to request:

Specify the item with the prefix (PBR or PBQ), D1 diameter, length and suffix. Items with special dimensions can be ordered with the same criteria. (Subject to our engineering assessment).

OBS: Use tolerance T7 in drilling mounting plate of the component.

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