1. According to the installation site, can be divided into head cover liner, cylinder liner and grinding liner.
2. According to the material can be divided into metal liner, rubber liner, cast stone liner (cement industry generally use metal liner).
3. According to the shape of the surface can be divided into flat liner, corrugated liner, convex edge liner, pressure liner, ladder liner, hemispherical liner, tapered liner, double curved liner, Groove liner and so on.
4. In accordance with the connection, can be divided into bolt liner and no bolt lining.
5. According to the function can be divided into ordinary lining and grading liner.
