FRP Rock bolt

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FRP Rock bolt
Posting date : Feb 26, 2014
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Free Member Scince Nov 08, 2010
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73-
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Detailed Description
The FRP rock bolt is made of fiberglass as reinforced material and polyester resin by pultrusion process. Product: Left hand thread bar Right hand thread bar Hollow rock bolt Composite nut Coupling and other fasteners Composite plate Features: Thread available on any part of any bar 100 years plus corrosion resistance Extremely high embedment strengths 1/4 the weight of steel 2 times the strength of steel Easy to post tension On-magnetic Low electronic conductivity Application: Hard rock mining Ground stabilization Salt mines Tunneling Tiebacks Temporary ground support (easy to excavate) Permanent ground support(excellent corrosion resistance) SPECIFICATION DIAMETER TORQUE转矩(单位) TENSILE STRENGTH SHEAR STRENGTH ANCHORING STRENGTH GYSD16 16mm 45 600 110 110 GYSD18 18mm 70 620 110 170 GYSD20 20mm 80 670 110 210 GYSD22 22mm 90 690 120 260 GYSD25 25mm 120 720 125 360 GYHW25 25/12mm 90 660 150 250 GYHW32 32mm 220 700 180 360 REMARKS SD is solid, HW is hollow.

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