Friction pillar

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Friction pillar of simple structure, convenient operation and maintenance, and metal roof beam combination, the mining face can be used for less than 25 ° inclination, the adoption of a certain safety measures, also can be used in the mining face of 25 ° to 30 °. Pillar for resistance can quickly achieve early after work, play a role of support for the roof as early as possible. Type Highly (mm) Working Resistance (KN) 　　　　　　　　　　　　　　　　 Weight Living under the column drop-off minimum resistance at the beginning of the end resistance Maximum MW800/300 800 572 250 300 32 200 MW1000/325 1000 672 250 325 35 300 MW1200/350 1200 772 250 350 38.5 400 MW1400/350 1400 872 250 350 42 400 MW1700/350 1700 1022 250 350 47 400 MW2000/350 2000 1172 250 350 52 400 MW2300/300 2300 1322 250 350 57 400 MW2600/300 2600 1502 200 300 62 400 MW2900/300 2900 1652 200 300 68 400 MW3150/250(non-standard) 3450 1822 200 250 72 400 MW3500/250(non-standard) 3500 1972 100 150 80 400

Basic Company Information

Jining Hengwang Mining Machinery Co., Ltd.

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