|Yantai Dongxing industry (chemical composition and physical and mechanical properties)|
|Note: the content of WC is the proportion of feeding, the actual content, hardness and density of finished products may fluctuate about 2%.|
1.Ensure the machining accuracy of the roller ring and fully meet the requirements of the drawing.
2.Ensure the internal quality of the roll ring, and 100% of the roll ring shall be subject to nondestructive testing; the marking of the roller ring shall comply with the regulations of your company and avoid factors affecting the dynamic balance.
3.Ensure the long-term stability of the quality of the roller ring, and there are no internal quality defects such as holes, sand holes, cracks, inclusions, etc. under the normal use conditions, the roller ring will not appear the phenomenon of falling meat and cracking.
4.Ensure the consistency of the application effect of the supplied roller ring within the effective working roll diameter, and the quality assurance period of the roller ring is the effective working roll diameter period of the roll ring.
5.In the normal use of the roll ring, our company will compensate the new roll ring for the broken roll caused by the production and manufacturing of the roll ring after the confirmation of both parties in time.