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construction equipment heavy-duty demolition sorting use hydraulic rock grapple grab
Custom as customer's special requirement
Suitable for handling yellow sand, stone, cement and clinker bulk cargo with specific gravity of 1.2-1.6t/m3. Related data as below for reference.
| Crane lifting capacity | t | 5,0 | 6,3 | 8,0 | 10,0 | 12,5 | 16,0 | 20,0 | 25,0 | 32,0 | 40,0 | 50,0 | |
| Grab Volume (40°dome) | m³ | 2,5 | 3,2 | 4,1 | 5,2 | 6,5 | 8,3 | 10,1 | 12,8 | 16,0 | 20,0 | 24,5 | |
| Dead weight | 4-fold | t | 1,9 | 2,4 | 2,9 | 3,5 | 4,4 | 5,5 | 7,4 | 8,8 | 11,9 | 14,9 | 18,8 |
| 5-fold | t | 2,0 | 2,5 | 3,0 | 3,6 | 4,5 | 5,7 | 7,6 | 9,0 | 12,2 | 15,2 | 19,2 | |
| Dimensions | A | mm | 2520 | 2750 | 3100 | 3300 | 3510 | 3820 | 4220 | 4390 | 4750 | 5200 | 5700 |
| B | mm | 3060 | 3320 | 3680 | 3980 | 4230 | 4630 | 5080 | 5320 | 5810 | 6330 | 6870 | |
| C | mm | 2260 | 2480 | 2660 | 2910 | 3160 | 3360 | 3600 | 3920 | 4210 | 4560 | 4910 | |
| D | mm | 2560 | 2730 | 3090 | 3280 | 3500 | 3820 | 4030 | 4320 | 4590 | 4910 | 4380 | |
| E | mm | 1830 | 1950 | 2230 | 2310 | 2430 | 2610 | 2800 | 3060 | 3260 | 3550 | 3820 | |
| a | mm | 300 | 380 | 480 | 480 | 480 | 590 | 590 | 670 | 755 | 850 | 955 | |
| b | mm | 650 | 780 | 900 | 900 | 900 | 1100 | 1300 | 1280 | 1300 | 1450 | 1550 | |
| Closing rope stroke | 4-fold | mm | 6020 | 6600 | 7120 | 7800 | 8400 | 9200 | 9760 | 10720 | 11480 | 12360 | 13040 |
| 5-fold | mm | 7525 | 8250 | 8900 | 9750 | 10500 | 11500 | 12200 | 13400 | 14350 | 15450 | 16425 | |
| Standard diameter of closing ropes | mm | 16 | 18 | 20 | 22 | 24 | 26 | 28 | 32 | 36 | 40 | 44 | |
| Closing rope-total length to operate | 4-fold | m | 10,8 | 11,8 | 12,9 | 14,1 | 15,3 | 16,8 | 18,1 | 19,1 | 20,9 | 22,8 | 24,6 |
| 5-fold | m | 13,4 | 14,6 | 15,9 | 17,5 | 18,9 | 20,8 | 22,5 | 23,7 | 25,9 | 28,3 | 30,6 | |
| Dianmeter of closing rope sheaves | mm | 280 | 355 | 450 | 450 | 450 | 560 | 560 | 630 | 710 | 800 | 900 | |





All grab that we provide, we promise:
| Technic support | 1, customized design team communicate with customer |
| 2, customer's special need will take into account during design and produce | |
| 3, communicate well and find the best suitable solution | |
| Quality control (3tests before delivery) | 1,Test the parts of the test-bed to test the reliability of components before installation |
| 2, hour no-load test of the grab, check the pressure and temperature holding performance of the hydraulic system and various performance data of the grab | |
| 3,The grab shall be tested continuously for 8 hours with load to detect the temperature control of the grab and the stability under continuous load (three consecutive days if necessary) |
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