-
price
Order quantity
-
-
¥850.00
1 - 9tower
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¥850.00
≥10tower
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price
Order quantity
¥850.00
1 - 9tower
¥850.00
≥10tower
2.5米单体液压支柱 2.5米矿用柱子 DW25液压单体支柱
型号DW25-250/100
最大高度mm:2500;
最小高度mm:1700;
行程mm:800;
缸径mm:100
工作阻力kN:250;
工作液压MPa:31.8;
初撑力:118-157;
质量(有液)KG:58
单体液压支柱是利用工作面泵站,通过三用阀向柱内注水工作介质,使活柱体提高,其顶盖与顶梁接触,保持一定的初撑压力,使单柱处于支护工作状态。当工作面顶板压力突然增大,其压力超过单柱额定工作阻力时,三用阀中的安全阀会自动开启排夜,保证单柱恒定在额定工作阻力范围内,使顶板压力均匀分布在周围单柱上,达到工作面支护安全、可靠。需要移柱时,只要转动御载搬手,柱内的工作液会通过三用阀的御载阀排出,活柱体在内部复位弹簧的作用下下降
2.5米普通单体支柱 2.5米热处理单体支柱 中煤DW2.5单体液压支柱
联系人:杨露露 电话:15264744917 0537-2358979 QQ:1545746966
address | Unified Social Credit Code | ||
---|---|---|---|
organization code | registered capital | ||
business term | 1970-01-01 | Business status | |
company type | establish date | 1970-01-01 | |
legal representative | register authority | ||
business scope |
Middling coal Industry and Mining Materials Group Co., Ltd
mobile phone:400-086-0537
phone:086-400-0860537
Address: No. 11 Kaiyuan Road North, High tech Zone, Jining City, Shandong Province