China Drying Network News Recently, the world's largest expansion joint designed and manufactured by Shandong Hengtong Expansion Joint Manufacturing Co., Ltd. has been completed and will be delivered soon, ending the manufacture of such products in the overall forming expansion joint of major chemical equipment. The bottleneck in history has greatly increased the manufacturing level of domestic expansion joint products. It is understood that this equipment is a coupling reactor for the 200,000-ton/year syngas ethylene glycol industrial demonstration unit of Nanjing Zhongsheng Group. The expansion joint is a double-wave stainless steel product with a diameter of 6 meters and a thickness of 20 millimeters. The expansion joint has characteristics of large diameter, large thickness and high precision. The product performance, safety performance, and service life are greatly improved, and energy consumption and pollutants are reduced. emission. Engine Oil Additive Package,API SP gasoline Engine Oil Additive,CK-4 Diesel Engine Oil Additive,Marine Engine Oil Additive Liaoning Yeboon Lubricating Oil Manufacturing Co.,Ltd. , https://www.yblube.com