At STROJÍRNY POLDI, a.s., exacting attention is paid to quality. All rolls are subject to specific tests throughout the entire production cycle.
These tests include:
- Ultrasonic inspection for inherent defects
- Inspection of the purity and structure of the steel
- Inspection of hardness of the hardened layer with portable hardness testers by Equotip, Vickers, Shore and Rockwell
- Measuring of internal stress levels by acoustic emission method
- Dimensional checks and surface quality inspection
- Other tests according to customer request