China FRP Fiberglass Rock Anchoring Bar for Underground Mining Support, Find details about China Polymer Cfrp Carbon Fiber Rebar, FRP Glass Full Screw Resin Bolt from FRP Fiberglass Rock Anchoring Bar for Underground Mining Support
FRP Rock Bolt Test Unit | MGSL18 | NGSL20 | MGSL22 | MGSL24 | MGSL27 | |||
Rod | Surface | Uniform appearance, no bubble and flaw | ||||||
Nominal Diameter/mm | 18 | 20 | 22 | 24 | 27 | |||
Tensile load/KN | 160 | 210 | 250 | 280 | 350 | |||
Tensile Strength/MPa | 600 | 600 | 600 | 600 | 600 | |||
Shearing strength/MPa | 150 | 150 | 150 | 150 | 150 | |||
Torsion/Nm | 45 | 70 | 100 | 150 | 200 | |||
Antistatic | 3*107 | 3*107 | 3*107 | 3*107 | 3*107 | |||
Flame Resistance | Flaming | s | ≤6 | ≤6 | ≤6 | ≤6 | ≤6 | |
s | ≤2 | ≤2 | ≤2 | ≤2 | ≤2 | |||
Flaming burning | s | ≤60 | ≤60 | ≤60 | ≤60 | ≤60 | ||
s | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | |||
Plate | Plate load strength/kN | 70 | 80 | 90 | 100 | 110 | ||
Central diameter/mm | 28±1 | 28±1 | 28±1 | 28±1 | 28±1 | |||
Nut | Nut load strength/kN | 70 | 80 | 90 | 100 | 110 |
Unit | Hollow Rock bolt | Self-drilling Rock bolt | |||||
Diameter | mm | 12/25 | 12/28 | 32/15 | 12/25 | 12/28 | 32/15 |
External | mm | 25 | 28 | 32 | 25 | 28 | 32 |
cross section | mm^2 | 345 | 450 | 563 | 345 | 450 | 563 |
Thread distance | mm | 10 | 10 | 10 | 12.7 | 12.7 | 12.7 |
Thread direction | right | right | right | left | left | left | |
Tensile Load | kN | 230 | 300 | 380 | 250 | 330 | 400 |
Tensile strength | Mpa | 650 | 650 | 650 | 650 | 650 | 650 |
Torsion | Nm | 80 | 110 | 200 | 120 | 200 | 250 |
Shear strength | MPa | 150 | 150 | 150 | 150 | 150 | 150 |
Elongation | % | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
E-modulus | Gpa | 40 | 40 | 40 | 40 | 40 | 40 |
weight | g/m | 642 | 896 | 1156 | 642 | 896 | 1156 |
Diameter (mm) | Length (mm) | Pallet dimension (mm) | Standard value of tensile strength(MPa) | Ultimate load of the bolt (KN) | Bearing capacity of end connection and whorl (KN) | Bolt torque (N.m) |
16 | 1200~1800 | 120×120×6 | ≥300 | 80 | ≥50 | ≥40 |
18 | 1200~2000 | 120×120×10 | ≥300 | 100 | ≥60 | ≥40 |
20 | 1200~3000 | 140x140x8 150×150×8 | ≥300 | 120 | ≥70 | ≥40 |
22 | 1600~3000 | 150×150×10 170x 170x 10 | ≥300 | 140 | ≥80 | ≥40 |
24 | 1800~3000 | 150×150×10 | ≥300 | 160 | ≥90 | ≥40 |
Diameter(mm) | Cross Section(mm2) | Density(g/cm3) | Weight(g/m) | Ultimate Tensile Strength(MPa) | Elastic Modulus(GPa) |
3 | 7 | 2.2 | 18 | 1900 | >40 |
4 | 12 | 2.2 | 32 | 1500 | >40 |
6 | 28 | 2.2 | 51 | 1280 | >40 |
8 | 50 | 2.2 | 98 | 1080 | >40 |
10 | 73 | 2.2 | 150 | 980 | >40 |
12 | 103 | 2.1 | 210 | 870 | >40 |
14 | 134 | 2.1 | 275 | 764 | >40 |
16 | 180 | 2.1 | 388 | 752 | >40 |
18 | 248 | 2.1 | 485 | 744 | >40 |
20 | 278 | 2.1 | 570 | 716 | >40 |
22 | 355 | 2.1 | 700 | 695 | >40 |
25 | 478 | 2.1 | 970 | 675 | >40 |
28 | 590 | 2.1 | 1195 | 702 | >40 |
30 | 671 | 2.1 | 1350 | 637 | >40 |
32 | 740 | 2.1 | 1520 | 626 | >40 |
34 | 857 | 2.1 | 1800 | 595 | >40 |
36 | 961 | 2.1 | 2044 | 575 | >40 |
40 | 1190 | 2.1 | 2380 | 509 | >40 |