Keyword：rough rolling, mill rolls Desicription：This article lists the key items in the process control of the rough rolling process. Rough rolling operators must firmly grasp
Keyword：rolling force, rolling process, mill rolls Controlling rolling forces during rolling is critical to ensuring high-quality finished products and preventing equipment damage. Here are some
Abstract: This article briefly describes the casting and heat treatment process of high chromium cast iron rolls, and analyzes the problems that are easy to
Describe the working principle of magnetic particle inspection. Answer: Use a magnetic field to locally magnetize the roll, and magnetic flux leakage will occur at
What are the quality problems that often occur in mill roll grinding? How to eliminate them? Defect Cause Elimination method Straight waveform (polygonal) ① The
What testing content is required in the mill roll manufacturing process? During the manufacturing process, the rolls have to undergo multiple cold and hot processing
What are the commonly used materials for roll manufacturing? How is it classified? The Chinese national standard GB/T13314 <General Technical Conditions for Forged Steel Cold-rolled
Abstract: This paper makes an in-depth analysis of the spalled pieces and “shoulder” on the side of the roll side of the 1422 hot continuous
Abstract: With the upgrading of the rolling technology and rolling mills， higher quality requirements for rolled products，and application of semi-high-speed steel & high-speed steel work
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
Always a pre-production sample before mass production;
Always final Inspection before shipment;
During the epidemic, provide remote detection technical support
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