1, calcium carbide is an important basic chemical raw materials, mainly used to produce acetylene gas. Also used in organic synthesis, such as acetylene welding.
2, acetylene generated by the reaction of calcium carbide and water can synthesize many organic compounds
For example: synthetic rubber, synthetic resin, acetone, ketene, carbon black, etc .; while acetylene-oxygen flame is widely used in metal welding and cutting.
3, heated powdered calcium carbide and nitrogen, the reaction of calcium cyanamide, that is, lime nitrogen, heated lime nitrogen and salt reaction generated cyanide melt for gold mining and non-ferrous metals industry.
4, calcium carbide itself can be used in the steel industry desulfurization agent.
5. Production of polyvinyl chloride (PVC) and calcium carbide process Polyvinyl chloride (PVC) is produced using calcium carbide (CaC2) and acetylene (C2H2) in water to synthesize vinyl chloride monomer (CH2CHCl) And then through the polymerization of vinyl chloride to generate polyvinyl chloride - [CH CHCI] n- chemical reaction method.
Ningxia Tongji International Trade Co.,Ltd.
With the Ningxia based international trade Co. Ltd., is a production and sales as one of the international trading company, the main production and operation of lime, Calcium Carbide, electrolytic copper, the Ningxia Hui Autonomous Region is approved by the government have the right to import and export goods the backbone of private enterprises, through the ISO9001 quality management system certification of enterprises. The organizational structure of the company is perfect, the management system is scientific, and an excellent team has been cast together. The company under the administration department, financial department, international trade department and Wuhai Mengjin smelting company, Wu Zhong Sheng chemical company, Congo (gold) KaiPeng mining copper cobalt smelting company. The company's fixed assets of 1 billion 600 million yuan, more than 1100 employees, professional technical and management personnel more than 180 people, with an annual output of 300 thousand tons of lime, calcium carbide, 260 thousand tons of electrolytic copper production capacity of 25 thousand tons, the annual sales income of 2 billion yuan, the products are exported to Europe and other international markets, sold to domestic large and medium-sized enterprises in Hubei Yihua, Tangshan Sanyou etc.. In 2011, the government of the autonomous region to encourage enterprises to boldly go out of the call, the company chairman of the positive response, decisive decision-making, in Africa, Congo (DRC) invested $150 million to build an annual output of 25000 tons of electrolytic copper, 60 thousand tons of sulfuric acid, 5000 tons of metal cobalt KaiPeng mining Copper Cobalt hydrometallurgy factory. The factory has been put into operation, achieving annual sales revenue of eight hundred million yuan, and solving more than 500 jobs for Congo gold. It has played a positive role in displaying China's friendly image and alleviating the shortage of resources in the country. The company is adhering to the tenet of honesty, mutual benefit and quality first, and is willing to cooperate sincerely with new and old customers both at home and abroad to establish and develop friendly trade and cooperation relationship. Chen Tao, chairman of the company, warmly welcome all the new and old customers and friends from all walks of life to visit, guide, invest and negotiate with us, and create a brilliant tomorrow together.
- Company Name: Ningxia Tongji International Trade Co.,Ltd.
- Representative: chentao
- Product/Service: Cathode Copper , Cabalt , Calcium Carbide , Lime , Sulfuric Acid , Hardware Series
- Capital (Million US $): 80,000,000
- Year Established: 2004
- Total Annual Sales Volume (Million US $): US$2.5 Million - US$5 Million
- Export Percentage: 61% - 70%
- Total Annual Purchase Volume (Million US $): Below US$1 Million
- No. of Production Lines: 10
- No. of R&D Staff: 11 -20 People
- No. of QC Staff: 91 -100 People
- OEM Services Provided: yes
- Factory Size (Sq.meters): Above 100,000 square meters
- Factory Location: 非洲刚果（金）
- Contact Person: Ms. wang yan
- Tel: 86-0951-7888891
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