Demountable ball bearing bushes DB41 - DIN 9831
The DB41 demountable ball bearing bushe guides cutting tools in a precise and stable position.
![](/_next/image?url=https%3A%2F%2Fapi.amdl-eu.com%2Fuploads%2Fmedia%2Fdb41.png&w=1920&q=75)
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Specifications
Material: 16MnCr5 - Case-hardened
Standard : DIN 9831
Dimensions :
- Diameter : from 19 to 80mm
- Length : from 35 to 150mm
Working speed : over 45m/min
Type of mounting : Clamps and screws fixing supplied with the bushe.
The Easyfit system facilitate the bushe mounting in the bore making it quicker to adjust and install
Hardness : 60 à 64 HRC for maximum wear resistance and durability. Designed for prolonged use thanks to its robust construction and high hardness.
Treatment : Case hardening and tempering for optimum surface hardness.
Type of lubrification : No lubrication, ball bearing guides
Benefits :
- Ball bearing guiding system allow very high speed work and is extremely precise. This type of guide is particularly interesting for thin sheet applications.
Available in 3 tolerance classes for precise matching with the guide bushes according to the need.
Conception : Modular design for an easy integration and simplified maintenance.
- Machining
- Grinding / honing
- Treatment
Target application :
Ideal for press tools, injection moulds or any other assembly requiring precise, reliable guidance.
Recommendation for use :
- Mounting : The bushe is fitted using the clamps and screws directly in the tool plate. It is important to ensure that the pillar is correctly fitted to guarantee the parrallelism with the guide bushes and preventing premature wear.
- Do not exceed working speed. Compliance with working speeds ensures the integrity of the tool and bushe.
- Environment : Do not store or use the bushe in a corrosive environment.
Maintenance recommendations :
- Regular cleaning
- Regular inspection
- Load control
To order you need to indicate :
- The diameter
- The lenght
Example : DB41.032.056
Technical data
3D Model
Plan
D1 : Pillar diameter
D2 : Bushe press-fit diameter
D3 : Bushe external diameter
D4 : Bushe collar diameter
E : Press-fit length
F : Guiding length
h : Collar thickness
![Demountable ball bearing bushes DB41 - DIN 9831 drawing. These guide bushess, are used with guide pillars, to design guide systems, to be integrated into the construction of press tools](/_next/image?url=https%3A%2F%2Fapi.amdl-eu.com%2Fuploads%2Fmedia%2Fdemountable-ball-bearing-bushes-db41-din-9831-plan.png&w=1200&q=75)