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Model  QJL 0.5/40(A) QJ0.5/120(A) QJ1/100(A) QJ3/200(B) QJ5/220(B) QJ5/220(B)
Air Pressure Mpa 0.5-0.9
Psi 72-130
Max. Pull kN 5 10 30 50
ton 0.55 1.1 3.3 5.5
Max. Line Speed m/min 12 24 12 35 20 12
Ft/min 39.3 78.6 39.3 114.8 65.6 35.3
Rope Storage M 40 120 100 200 120 220
ft 131 393 328 656 393 720
Wire rope dia. Mm 8 11 15.875 19
in 5/16 7/16 5/8 3/4

Air winches are powered by piston-type air motor. They have the advantages of compact structure, light weight, safe and easy to operate and they are used for general lifting, hauling and other works in mines, oil fields, on shipboards and etc. Mainly consist of the Air motor, gear box, cylinder, brake system, frame etc.


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As a professional oil and gas service company, Lake Petro has many good experience in selling and serves for the oilfield industries for years. Quality is the culture of the company, we provide API and BV certified products for customer.

We can give you really high quality products with competitive price. We have a better understanding in Chinese market, with us your money will be safe.

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Lake Petro is located in Dongying City, which is famous for Shengli Oilfield and the largest manufacturing hub of petroleum equipment in China. Following the principle of “quality first, science and technology innovated, people oriented”, every Lake Petro person is sparing no effort to provide the customers with best products and services. Our products are based on advanced production line and testing equipment, our products are designed and manufactured according to certification of API, ISO, GOST, etc.