HQ3H/HQ4H/ HQ5H/ HQ5A
It is suitable for 40-80 MPa pebble gravel layer, solid sandstone, limestone, dolomite; not solid granite and other bottom layers. Especially the HQ5A,8 alloy strip protection has excellent wear resistance in coarse grained hard rock.
Add：NO.108-4-1911 HUISHAN AVENUE,HUISHAN ZONE,WUXI CITY, JIANGSU PROVINCE,CHINA
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