500kn Sinking Winch-Main and Auxiliary

Our company has designed and manufactured JZM-50/1800 shaft sinking winch for customers.
This product is an export product and is exported to South Africa.

Relevant technical parameters of JZM-50/1800 shaft sinking winch are as follows:
Main engine:
the rated load of steel wire rope is 500kN,
the rated speed of steel wire rope is 0.1m/s, 0.05m/s,
and the diameter of steel wire rope is 64mm.

Auxiliary machine:
the rated speed of steel wire rope is 0.1m/s, 0.05m/s,
the diameter of steel wire rope is 64mm,
and the capacity of steel wire rope is 1800m.
Nantong Li Wei Machinery Co., Ltd. is a professional company who develops, manufactures, and sells offshore platforms, ship deck machinery, large-sized winches, and mine winches, and provides relevant services. The company's registered capital is RMB 50,000,000. There are 169 people working in the company, including 34 technical engineers (7 intermediate and senior). In an area of 108910.00 m² (including 50431.57 m² floor area) stand six standard production shops, warehouses, accessory rooms, and R&D and office buildings. The company is well furnished with 145 medium-and large-sized mechanical processsing and manufacturing devices, 92 test devices.The annual sales volume is 100 million yuan.
The products are divided into three types: (1) a series of winches of all models for hoisting; (2) offshore operation platforms and large-sized ship  mooring and positioning winches, ponton manoeuvring winches for pipe-laying ships, various models of crane vessels, cargo winches for engineering ships, anchor gear series and towing systems; and (3) winches for coal mines and metal mines.
Li Wei focuses on scientific and technological innovation and technological progress and is committed to the research and development of high-tech products. It has built a Maritime work Platform Mooring and Automatic Locating System of Jiangsu Province and an engineering technology center of Offshore Platforms and Ship Decks of Jiangsu Province.Liwei dominant compiled the "movable offshore platform mooring and locating devices" industry standards, participate in "building winches"national standards,and was promoting the formulation of the international standard of "anchor chain wheel for ships and Marine technology ships", and participated in the revision of ISO9089: the international standard of "offshore structure offshore mobile platform anchor winch".In recent years, the company has undertaken 1 provincial major science and technology support project, and obtained 1 national new product, 10 provincial high-tech products, 16 authorized invention patents and 46 utility model patents.A number of technologies and products to fill the domestic gap.
The company has passed the ISO: 9001-2008 quality management system certification, and is the first to get the large-sized building winches production licence issued by the Administration of Quality Supervision,Inspection and Quarantine. Moreover, it has obtained the BV factory accreditation as well as the CCS,ABS,LR,DNV,BV,GL,NK,RS certification for ships and maritime work products. The company has received lots of honors, such as National High-Tech Enterprises, Famous Trademarks in Jiangsu Province, Trustworthy Enterprises in Jiangsu Province and Quality Credit AA Enterprise in Jiangsu Province.
In recent years, the company has provided high-quality product supporting services for national highway, railway, bridge, wharf, power construction, water conservancy, mine, ship, offshore oil drilling platform construction projects. It has successively provided large-scale winches for domestic large-scale bridge projects such as Sutong Bridge of the Second Navigation Bureau of China Communications, Shanghai Tunnel and Bridge and other domestic tunnel projects. It accounts for more than 70% of the domestic market share of medium and high-end winches.The company devotes itself to the research and development of offshore operation platform and large ship mooring and positioning winch, digests and absorbs the most advanced technology of today's world-class company, cooperates with top matching companies in the world, and has successively produced mooring winches, positioning winches and ship moving winches for many domestic and foreign large and medium-sized ship enterprises such as CIMC RAFFLES,Keppel Group of Singapore, Norwegian ODIM, Shanghai ROLLS-ROYCE, Yantai Salvage Bureau, etc. The mine winches produced by the company have successively provided a complete set for China Coal Corporation, Copper Coal Group, Xinjiang Xinxin, Tongling Nonferrous Mine Group and other mining groups and well construction companies.
The company has won the trust of users with its advanced technology, high quality, competitive price, complete sales network covering the whole country and extending overseas, and strong service system.Adhering to the strategic positioning of "facing products, general contractor integration, independent innovation, and being specialized and strong", Nantong Liwei constantly expands and participates in the development of all walks of life, joins hands with more partners to build the most competitive winch and winch in the world, and makes contributions to national key projects and national defense modernization!