Dismountable Bushings

The Polimold standard bushing are made of a material, process and hardness to resistant levels of friction and wear.
Bucha desmontável
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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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

Steel
A
Graphite bronze
BG

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.

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