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There are two kinds of coating drop off,one is the general crack shedding,mainly because the plating layer is caused by the poor bonding force,which is because the pre-plating treatment is improper,and the other is in the continuous casting process,the pulling speed,the protective slag,cooling water,steel and other factors affect the temperature difference,and then cracked off.
At present, the taper values of high-efficiency crystallizer copper tubes used by various steel mills are generally 0.6-0.9. When the low-carbon steel and low-alloy steel are pulled, the taper value is taken as the middle and lower limit, and the drawn medium carbon steel and high carbon steel are the upper limit of the taper…
Uzbekistan’s state-owned enterprise, located in Bekabad, built a large steel production enterprise in the Soviet Union in 1944,the annual output of steel is 700,000 tons with 2 production lines for bars and 1 high-line production line. Our company designed pre-cut composite rolls (19&20&21 stand) for the No. 1 and No. 2 bar production lines in…
After a year and more than a dozen technical meetings with customers, the Steel Straightening machine is now running smoothly. LMMGROUP was interviewed by a Russian local newspaper about the Steel straightener project. LMNGROUP is growing and moving forward
LMM GROUP engineers and business managers went to Belarus on April 23, 2019 to visit local steel mill customers and supply technical support. The visit focused on refractory brick products, including refractory bricks used in converters, electric furnaces and ladle.
On March 21, 2019, LMMGROUP two engineers went to Turkey to help customers solve the problem of steel separation. Through on-site investigation, docking requirements with customers, on-site monitoring and production, identifying problems and adjusting plans. Guide the change of on-site facilities, By connecting the intermediate extension, the turning machine and the end extension, the customer’s…
LMM Group technical team paid a visit to Mexico customers in March 2019.. This trip to Mexico visited totally 5 cooperative factories .The products involved are CMT ,TC Rings,Graphite electrode,rolling rolls , bar counting system，mgo-c bricks，Bearing eta . During the visit, LMM GROUP explained to customers the main ideas of the company’s visit. Solve problems…
