Mining Industry demands the best in class wire rope, which can perform under one of the most adverse working conditions in the world.
Usha Martin, an Industry leader in mining wire rope segment, provides ropes with excellent breaking load capacity and higher resistance to fatigue, wear, and abrasion helping users to achieve reduced downtime, longer life, and low maintenance cost.
Usha Martin Mining ropes find applications in the multiple areas including
- Surface Mining wire rope
- Dragline: Hoist rope, Drag rope, Dump rope, Pendant rope
- Shovel: Hoist rope, Crowd rope/Retract rope, Trip rope, Pendant rope
- Under Ground Mining wire rope
- Winder: Hoist rope, Balance rope, Guide rope
- Chair lift/ Man riding haulage rope
- Haulage/Scrapper rope
- Aerial transportation rope
- Cable belt conveyor rope
6 strands, nominally 19 wires per strand This class is the most widely used and is found in its many variations throughout many industries. With its good combination of flexibility and wear resistance, rope in this class is suited to the specific needs of many kinds of machinery and equipment.
Feature:
- 6 × 36 regular strands with independent wire rope core.
- Capable to withstand the toughest conditions.
- Excellent abrasion resistance.
- Ideal for hoist ropes and drag lines with large diameter.
- Rope diameter: 77mm to 144mm.
Product Parameter
Rope Nominal Diameter (mm) | Approx. Weight (kg/100m) | Nominal Tensile Strength(MPa) | |||||||||||||
1570 | 1670 | 1770 | 1870 | 1960 | 2160 | ||||||||||
Minimum Breaking Strength(kN) | |||||||||||||||
Natural Fiber Core | Synthetic Fiber Core | Steel Core | Fiber Core | Steel Core | Fiber Core | Steel Core | Fiber Core | Steel Core | Fiber Core | Steel Core | Fiber Core | Steel Core | Fiber Core | Steel Core | |
16 | 97.3 | 95 | 107 | 133 | 143 | 141 | 152 | 150 | 161 | 158 | 170 | 166 | 179 | 182 | 197 |
18 | 123 | 120 | 135 | 168 | 181 | 179 | 193 | 189 | 204 | 200 | 216 | 210 | 226 | 231 | 249 |
20 | 152 | 148 | 167 | 207 | 224 | 220 | 238 | 234 | 252 | 247 | 266 | 259 | 279 | 285 | 308 |
22 | 184 | 180 | 202 | 251 | 271 | 267 | 288 | 283 | 305 | 299 | 322 | 313 | 338 | 345 | 372 |
24 | 219 | 214 | 241 | 298 | 322 | 317 | 342 | 336 | 363 | 355 | 383 | 373 | 402 | 411 | 443 |
26 | 257 | 251 | 283 | 350 | 378 | 373 | 402 | 395 | 426 | 417 | 450 | 437 | 472 | 482 | 520 |
28 | 298 | 291 | 328 | 406 | 438 | 432 | 466 | 458 | 494 | 484 | 522 | 507 | 547 | 559 | 603 |
30 | 342 | 334 | 376 | 466 | 503 | 496 | 535 | 526 | 567 | 555 | 599 | 582 | 628 | 642 | 692 |
32 | 389 | 380 | 428 | 531 | 572 | 564 | 609 | 598 | 645 | 632 | 682 | 662 | 715 | 730 | 787 |
34 | 439 | 429 | 483 | 599 | 646 | 637 | 687 | 675 | 728 | 713 | 770 | 748 | 807 | 824 | 889 |
36 | 492 | 481 | 542 | 671 | 724 | 714 | 770 | 757 | 817 | 800 | 863 | 838 | 904 | 924 | 997 |
38 | 549 | 536 | 604 | 748 | 807 | 796 | 858 | 843 | 910 | 891 | 961 | 934 | 1010 | 1030 | 1110 |
40 | 608 | 594 | 669 | 829 | 894 | 882 | 951 | 935 | 1010 | 987 | 1070 | 1030 | 1120 | 1140 | 1230 |
42 | 670 | 654 | 737 | 914 | 986 | 972 | 1050 | 1030 | 1110 | 1090 | 1170 | 1140 | 1230 | 1260 | 1360 |
44 | 736 | 718 | 809 | 1000 | 1080 | 1070 | 1150 | 1130 | 1220 | 1190 | 1290 | 1250 | 1350 | 1380 | 1490 |
46 | 804 | 785 | 884 | 1100 | 1180 | 1170 | 1260 | 1240 | 1330 | 1310 | 1410 | 1370 | 1480 | 1510 | 1630 |
48 | 876 | 855 | 963 | 1190 | 1290 | 1270 | 1370 | 1350 | 1450 | 1420 | 1530 | 1490 | 1610 | 1640 | 1770 |
50 | 950 | 928 | 1040 | 1300 | 1400 | 1380 | 1490 | 1460 | 1580 | 1540 | 1660 | 1620 | 1740 | 1780 | 1920 |
52 | 1030 | 1000 | 1130 | 1400 | 1510 | 1490 | 1610 | 1580 | 1700 | 1670 | 1800 | 1750 | 1890 | 1930 | 2080 |
54 | 1110 | 1080 | 1220 | 1510 | 1630 | 1610 | 1730 | 1700 | 1840 | 1800 | 1940 | 1890 | 2030 | 2080 | 2240 |
56 | 1190 | 1160 | 1310 | 1620 | 1750 | 1730 | 1860 | 1830 | 1980 | 1940 | 2090 | 2030 | 2190 | 2240 | 2410 |
58 | 1280 | 1250 | 1410 | 1740 | 1880 | 1850 | 2000 | 1960 | 2120 | 2080 | 2240 | 2180 | 2350 | 2400 | 2590 |
60 | 1370 | 1340 | 1500 | 1870 | 2010 | 1980 | 2140 | 2100 | 2270 | 2220 | 2400 | 2330 | 2510 | 2570 | 2770 |
62 | 1470 | — | 1610 | 1990 | 2150 | 2120 | 2290 | 2250 | 2420 | 2370 | 2560 | 2490 | 2680 | — | — |
64 | 1570 | — | 1710 | 2120 | 2290 | 2260 | 2440 | 2390 | 2580 | 2530 | 2730 | 2650 | 2860 | — | — |
66 | 1670 | — | 1820 | 2260 | 2430 | 2460 | 2590 | 2540 | 2740 | 2690 | 2900 | 2820 | 3040 | — | — |
68 | 1770 | — | 1930 | 2400 | 2580 | 2550 | 2750 | 2700 | 2910 | 2850 | 3080 | 2990 | 3230 | — | — |
70 | 1880 | — | 2050 | 2540 | 2740 | 2700 | 2910 | 2860 | 3090 | 3020 | 3260 | 3170 | 3420 | — | — |
72 | 1990 | — | 2170 | 2690 | 2900 | 2860 | 3080 | 3030 | 3270 | 3200 | 3450 | 3350 | 3620 | — | — |
74 | 2100 | — | 2290 | 2840 | 3060 | 3020 | 3260 | 3200 | 3450 | 3380 | 3650 | 3540 | 3820 | — | — |
76 | 2210 | — | 2410 | 2990 | 3230 | 3180 | 3430 | 3370 | 3640 | 3560 | 3850 | 3740 | 4030 | — | — |
78 | 2330 | — | 2540 | 3150 | 3400 | 3350 | 3620 | 3550 | 3830 | 3750 | 4050 | 3940 | 4250 | — | — |
80 | 2450 | — | 2680 | 3320 | 3580 | 3530 | 3800 | 3740 | 4030 | 3950 | 4260 | 4140 | 4470 | — | — |
82 | 2580 | — | 2810 | 3480 | 3760 | 3710 | 4000 | 3930 | 4240 | 4150 | 4480 | 4350 | 4690 | — | — |
84 | 2700 | — | 2950 | 3660 | 3940 | 3890 | 4190 | 4120 | 4450 | 4350 | 4700 | 4560 | 4920 | — | — |
86 | 2830 | — | 3090 | 3830 | 4130 | 4080 | 4400 | 4320 | 4660 | 4560 | 4920 | 4780 | 5160 | — | — |
88 | 2970 | — | 3240 | 4010 | 4330 | 4270 | 4600 | 4520 | 4880 | 4780 | 5160 | 5010 | 5400 | — | — |
90 | 3100 | — | 3390 | 4200 | 4530 | 4460 | 4820 | 4730 | 5100 | 5000 | 5390 | 5240 | 5650 | — | — |
92 | 3240 | — | 3540 | 4390 | 4730 | 4660 | 5030 | 4940 | 5330 | 5220 | 5630 | 5470 | 5910 | — | — |
94 | 3380 | — | 3690 | 4580 | 4940 | 4870 | 5250 | 5160 | 5570 | 5450 | 5890 | 5720 | 6170 | — | — |
96 | 3530 | — | 3850 | 4770 | 5150 | 5080 | 5480 | 5380 | 5810 | 5690 | 6140 | 5960 | 6430 | — | — |
98 | 3680 | — | 4010 | 4980 | 5370 | 5290 | 5710 | 5610 | 6050 | 5930 | 6390 | 6200 | 6700 | — | — |
100 | 3830 | — | 4180 | 5180 | 5590 | 5510 | 5950 | 5840 | 6300 | 6170 | 6660 | 6470 | 6980 | — | — |
Note : Steel wire min. aggregate breaking strength = Min. breaking strength of steel wire rope X 1.226(fiber Core) or 1.321(steel core), thereinto, 6X37S fiber core is 1.191, steel core is 1.283.