In rolling mills, entry and exit guide rollers play a crucial role in ensuring smooth rolling of the stock. Let’s dive into the details:
1. Entry Guide Rollers:
- Positioned at the entry side of the rolling mill.
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Purpose:
- Guidance : Direct the stock into the roll pass.
- Alignment : Maintain proper alignment to reduce distortion during rolling.
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Types :
- Sliding or Static Guides:
- Based on sliding friction.
- Comprise a guide box, opposed blocks, and metal plates.
- Robust design to withstand the mill environment.
- Roughing Mill Entry Guides:
- Fabricated steel design with replaceable wear plates.
- Substantial wear allowance.
- Intermediate Mill Entry Guides:
- Interlocking cast steel halves for rigidity and easy interchangeability.
- Water-cooled design to remove scale buildup.
Exit Guide Rollers :
- Positioned at the exit side of the roughing mill.
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Purpose:
- Ensure optimum stock delivery from the mill stand.
- Facilitate smooth transition through mill stands.
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Design :
- Two cast steel inserts with integral locking arrangement.
- Easily mounted and secured for stability.
These guide rollers are essential for maintaining surface quality and stability during the rolling process. If you have more questions, feel free to ask