Vertical Mill Grinding Roller

Weight : 20-120 t
Material:ASTM : 1030 / DIN: 30Mn4
Applicable devices: vertical mills, mineral slag vertical mills, cement vertical mills, steel slag vertical mills, nickel slag mills, raw material vertical mills and coal vertical mills.
Application: Cement, building material, chemical, coal and others
Customizable : Yes
Advantages:
1. Grinding rollers produced by Great Wall Steel Casting have features of high hardness, good anti-cracking and strong wear-resistant capability.
2. During grinding roller production, technicians carry out finishing processing with arc air gouging, which can guarantee outlook quality of steel castings.
3. We promise that, all the grinding rollers shall be NDT inspected on the stress surface through routing testing methods to ensure that each grinding roller is qualified before leaving our factory. Any sub-standard product is forbidden to leave factory.
Quality assurance:
The fabrication route is governed by the provisions of the implemented Quality System ISO 9001: 2000. The standard documentation ensures the full traceability of every process step:
� Manufacturer test certificates according to DIN EN 10.204 § 3.1 including chemical composition, mechanical properties and non-destructive examination;
� Dimensional check supported with a �as-built� sketch;
� Record of the heat treatment chart;