Recently, Shanxi Pingyang Heavy Industry Machinery Co., Ltd. and Xi'an Langyi Technology Development Co., Ltd. Shenshuhang Coal Mine reached a cooperation agreement to determine that the two worlds ( ZYF17000/27/50D ) two-column caving coal, which is the most resistant in the world, is produced by Pingyang Heavy Industry. A set of hydraulic supports, the contract amount exceeds 100 million yuan. The single stand has a weight of 61.5 tons, a working resistance of 17,000 kN, a column diameter of 500 mm and a maximum support height of 5.0 m. It uses a high-flow hydraulic system and is equipped with an advanced electro-hydraulic control system. The set of brackets requires high technical standards and is difficult to process, representing the advanced level of the same industry in the world today.
In 2011 , Pingyang Heavy Industry strengthened its management work, and all marketing personnel ran across the coal machine market across the country, and the development of the support was fruitful. In July , Pingyang Heavy Industry signed a total of 12 hydraulic support contracts in Shanxi, Shaanxi, Inner Mongolia, Liaoning and other regions , and developed a 10 -type bracket with a contract value of more than 200 million yuan.
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WUQIANG HONGMA TOOLS MANUFACTURE CO., LTD , https://www.hmfarmjack.com