In order to manufacture urea production equipment four major parts - urea synthesis tower, CO2 stripping tower, high-pressure AA condenser, high-pressure AA scrubber, Shijiazhuang Zhengyuan Tower Equipment Co., Ltd. has recently purchased automatic strip welding equipment, To undertake the project of Zhengyuan Fertilizer Co., Ltd. to produce 240,000 tons of synthetic ammonia and 400,000 tons of urea, it will manufacture four key pieces of urea equipment. Power Plant Grinding Media,Rolling Forged Grinding Media,Grinding Media For Gold Mining,Grinding Media For Cement SHANDONG SHENGYE GRINDING BALL CO., LTD , https://www.sdgrindingball.com