w-strap
The W Strap Steel (W Steel Strip/Band) has emerged as more and more popular in mine help and tunnel support. Through the cooperation with the Rock Bolt, the W metal strip can join scattered anchors to shape a bearing structure that the gadget improves the tremendous help effect.
ZhongFu additionally affords Split Set Rock Bolt, welded wire mesh, Threaded Steel Rock Bolt, Cable Bolt, Mining Plate, Water Swelling friction bolt and different mine support products.
Product Features
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Large Bearing Surface
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High Strength
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High Toughness
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High Reliability
Product Parameters
| W-strap type | ZF-220 | ZF-270 | ZF-320 |
| Working width | 220 mm | 270 mm | 320 mm |
| Sheet thickness | 2; 2.5; 3 mm | 2; 2.5; 3 mm | 2; 2.5; 3 mm |
| Hole distance | 500,800 mm (or accordingto customer's specification) | ||
| Hole diameter | 045 lub 45/80 mm | ||
| Length | 1000-7000 | ||
