Rolling Mill Wear Plates & Liners: Key Protective Parts
Rolling mill wear plates and liners are important protective parts. They keep rolling mills running steadily for a long time. Installed on the inner walls of large rolling mill housing windows, they support and guide bearing chocks.
Core Functions
The performance of wear plates directly affects how well the production line works and how long the equipment lasts. Their main functions are:
Protect the Mill Housing: The mill housing is the most valuable fixed part of the rolling mill. Bearing chocks move often during rolling. Wear plates act as consumable parts to take the wear, so the expensive housing is not damaged. Replacing wear plates is easier and cheaper than repairing the housing.
Guide Bearing Chocks Precisely: To make rolled steel plates of even thickness, bearing chocks must move stably up and down. Wear plates guide them, stop them from swinging sideways, and keep rolls in the right position under high pressure.
Buffer Impact Energy: When steel billets enter the rolls, strong vibration and force are produced. Wear plates spread this force evenly to the housing and reduce impact. This prevents cracks on the housing.
Prevent Corrosion & Aid Lubrication: Rolling mills have cooling water, emulsion and scale. Wear plates work with the lubrication system to block scale and isolate water, reducing wear and corrosion on the housing.
Application Scenarios
Hot and cold rolling mill housing windows (on work roll and support roll bearing chocks)
Pushing and guiding systems (on push heads and guide plates, to stand billet impact)
Roll changing devices (help heavy rolls slide smoothly without damaging the stand base)
Why Choose a Professional Manufacturer?
A good manufacturer ensures high-quality wear liners. Our advantages are:
Quality Materials: We use alloy and bimetal materials. Our products go through strict heat treatment, with surface hardness of 52-55 HRC. They can stand wear and heavy loads.
Precision Machining: Our liners are ground precisely to meet small size requirements. This reduces vibration and improves the quality of rolled steel.
Custom Solutions: We make liners for hot and cold rolling mills. We can adjust oil grooves, sizes and bolt holes. Our products fit major mill brands (SMS Group, Primetals, Danieli).
Factory Direct Supply: No middlemen, so you get better prices. We offer faster delivery and direct technical support. All products meet international standards.