Product introduction
HD Series
HD heavy duty shock absorber provides a safe working environment for large machinery. Under the premise of meeting industrial safety standards, CJAC has designed a large-scale hydraulic damper with large bore diameter, long travel, and high absorption energy. It is suitable for various working conditions and realizes stable linear deceleration of large mechanical equipment.
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MaterialOuter pipe：Galvanized treatment enhances rust resistance
Piston rod：hard chromium plating treatment and special seals for longer lifespan
Piston：We adopt materials with excellent wear resistance to ensure long-lasting and stable cushioning -
ApplicationsAutomatic storage system, transmission system, gantry crane system, cement machinery system, paper machinery system, large production line, large robotic arm, rubber & plastic machinery, vehicle manufacturing, shipyard, petrochemical plant, steel & heavy industry, transportation, freight Cars, bulldozers & excavators, handling machines, cranes, mines, mine carts, railway blockers, railways, gates, port machinery, environmental protection facilities, etc.
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Temperature-10~+80°C
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InstallationCJAC provides you with flanged tripods and other installation methods.
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Special demandsCJAC is able to customize solutions based on your requirements.
Performance parameter
HD40-050~HD40-1200
| Model | HD40-050 | HD40-100 | HD40-150 | HD40-200 | HD40-250 | HD40-300 | HD40-350 | HD40-400 | HD40-450 | HD40-500 | HD40-600 | HD40-650 | HD40-700 | HD40-750 | HD40-800 | HD40-900 | HD40-1000 | HD40-1100 | HD40-1200 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Absorbing travel (mm) | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 650 | 700 | 750 | 800 | 900 | 1,000 | 1,100 | 1,200 |
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Piston diameter (mm) | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 |
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Maximum absorbed energy (Nm(Et)) | 3,000 | 6,000 | 9,000 | 12,000 | 16,000 | 19,000 | 22,000 | 25,000 | 28,000 | 32,000 | 38,000 | 41,000 | 44,000 | 48,000 | 51,000 | 50,000 | 48,000 | 45,000 | 43,000 |
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Maximum reaction force (N) | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 | 80,000 |
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Maximum absorbed energy per hour (Nm) | 90,000 | 180,000 | 270,000 | 360,000 | 480,000 | 570,000 | 660,000 | 750,000 | 840,000 | 960,000 | 950,000 | 1,025,000 | 1,100,000 | 1,200,000 | 1,275,000 | 1,000,000 | 960,000 | 900,000 | 860,000 |
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A (Horizontal installation) (mm) | 298 | 398 | 498 | 598 | 698 | 798 | 898 | 1,008 | 1,118 | 1,228 | 1,448 | 1,558 | 1,668 | 1,778 | 1,888 | 2,108 | 2,328 | 2,516 | 2,768 |
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B (Horizontal installation) (mm) | 206 | 256 | 306 | 356 | 406 | 456 | 506 | 566 | 626 | 686 | 806 | 866 | 926 | 986 | 1,046 | 1,166 | 1,286 | 1,406 | 1,526 |
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P (Horizontal installation) (mm) | 236 | 286 | 336 | 386 | 436 | 486 | 536 | 596 | 656 | 716 | 836 | 896 | 956 | 1,016 | 1,076 | 1,256 | 1,316 | 1,436 | 1,556 |
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A (Vertical installation) (mm) | 298 | 448 | 548 | 648 | 798 | 908 | 998 | 1,128 | 1,298 | 1,348 | 1,568 | 1,738 | 1,848 | 1,958 | 2,068 | 2,283 | 2,568 | 2,788 | 2,993 |
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B (Vertical installation) (mm) | 206 | 306 | 356 | 406 | 506 | 566 | 606 | 686 | 806 | 806 | 926 | 1,046 | 1,106 | 1,166 | 1,226 | 1,341 | 1,526 | 1,646 | 1,751 |
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P (Vertical installation) (mm) | 236 | 336 | 386 | 436 | 536 | 596 | 636 | 716 | 836 | 836 | 956 | 1,076 | 1,136 | 1,196 | 1,256 | 1,371 | 1,556 | 1,676 | 1,781 |
| Maximum deflection angle - emergency location | 2.5° | 2.5° | 2.5° | 2.5° | 2.5° | 2.5° | 2.0° | 2.0° | 1.5° | 1.5° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° |
| Maximum deflection angle - constant load | 2.5° | 2.0° | 2.0° | 2.0° | 1.0° | 1.0° | 1.0° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° |
| Model | HD50-050 | HD50-100 | HD50-150 | HD50-200 | HD50-250 | HD50-300 | HD50-350 | HD50-400 | HD50-450 | HD50-500 | HD50-600 | HD50-700 | HD50-800 | HD50-900 | HD50-1000 | HD50-1100 | HD50-1200 | HD50-1300 | HD50-1400 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Absorbing travel (mm) | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 700 | 800 | 900 | 1,000 | 1,100 | 1,200 | 1,300 | 1,400 |
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Piston diameter (mm) | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 | 50 |
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Maximum absorbed energy (Nm(Et)) | 4,000 | 9,000 | 14,000 | 19,000 | 24,000 | 28,000 | 33,000 | 38,000 | 43,000 | 48,000 | 57,000 | 67,000 | 76,000 | 72,000 | 72,000 | 68,000 | 64,000 | 61,000 | 57,000 |
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Maximum reaction force (N) | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 120,000 | 100,000 | 90,000 | 80,000 | 67,000 | 60,000 | 56,000 |
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Maximum absorbed energy per hour (Nm) | 120,000 | 270,000 | 420,000 | 570,000 | 720,000 | 840,000 | 990,000 | 1,140,000 | 1,290,000 | 1,440,000 | 1,425,000 | 1,675,000 | 1,700,000 | 1,440,000 | 1,080,000 | 1,020,000 | 960,000 | 915,000 | 855,000 |
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A (Horizontal installation) (mm) | 310 | 409 | 509 | 609 | 709 | 809 | 909 | 1,009 | 1,119 | 1,229 | 1,449 | 1,669 | 1,889 | 2,109 | 2,329 | 2,569 | 2,769 | 3,019 | 3,369 |
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B (Horizontal installation) (mm) | 218 | 267 | 317 | 367 | 417 | 467 | 517 | 567 | 627 | 687 | 807 | 927 | 1,047 | 1,167 | 1,287 | 1,427 | 1,527 | 1,677 | 1,927 |
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P (Horizontal installation) (mm) | 248 | 297 | 347 | 397 | 447 | 497 | 547 | 597 | 657 | 717 | 837 | 957 | 1,077 | 1,197 | 1,317 | 1,457 | 1,557 | 1,707 | 1,957 |
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A (Vertical installation) (mm) | 310 | 459 | 544 | 659 | 809 | 909 | 1,019 | 1,129 | 1,299 | 1,409 | 1,629 | 1,849 | 2,129 | 2,369 | 2,569 | 2,819 | 3,169 | 3,419 | 3,669 |
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B (Vertical installation) (mm) | 218 | 317 | 352 | 417 | 517 | 567 | 627 | 687 | 807 | 867 | 987 | 1,107 | 1,287 | 1,427 | 1,527 | 1,677 | 1,927 | 2,077 | 2,227 |
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P (Vertical installation) (mm) | 248 | 347 | 382 | 447 | 547 | 597 | 657 | 717 | 837 | 897 | 1,017 | 1,137 | 1,317 | 1,457 | 1,557 | 1,707 | 1,957 | 2,107 | 2,257 |
| Maximum deflection angle - emergency location | 2.5° | 2.5° | 2.5° | 2.5° | 2.5° | 2.5° | 2.0° | 2.0° | 1.5° | 1.5° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° |
| Maximum deflection angle - constant load | 2.5° | 2.0° | 2.0° | 2.0° | 1.0° | 1.0° | 1.0° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° |
| Model | HD75-050 | HD75-100 | HD75-150 | HD75-200 | HD75-250 | HD75-300 | HD75-350 | HD75-400 | HD75-450 | HD75-500 | HD75-600 | HD75-700 | HD75-800 | HD75-900 | HD75-1000 | HD75-1100 | HD75-1200 | HD75-1400 | HD75-1500 | HD75-1600 | HD75-1800 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Absorbing travel (mm) | 50 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 700 | 800 | 900 | 1,000 | 1,100 | 1,200 | 1,400 | 1,500 | 1,600 | 1,800 |
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Piston diameter (mm) | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 |
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Maximum absorbed energy (Nm(Et)) | 9,600 | 19,200 | 28,800 | 38,400 | 48,000 | 57,600 | 67,200 | 76,800 | 86,400 | 94,000 | 112,800 | 136,900 | 134,000 | 134,000 | 134,000 | 134,000 | 134,000 | 134,000 | 130,000 | 120,000 | 120,000 |
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Maximum reaction force (N) | 240,000 | 240,000 | 240,000 | 240,000 | 240,000 | 240,000 | 240,000 | 240,000 | 240,000 | 235,000 | 235,000 | 230,000 | 195,000 | 185,000 | 170,000 | 160,000 | 150,000 | 140,000 | 140,000 | 140,000 | 140,000 |
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Maximum absorbed energy per hour (Nm) | 288,000 | 576,000 | 864,000 | 1,152,000 | 1,440,000 | 1,728,000 | 2,016,000 | 2,304,000 | 2,592,000 | 2,350,000 | 2,820,000 | 3,420,000 | 2,680,000 | 2,680,000 | 2,010,000 | 2,010,000 | 2,010,000 | 2,010,000 | 1,300,000 | 1,200,000 | 1,200,000 |
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A (Horizontal installation) (mm) | 318 | 418 | 540 | 618 | 718 | 818 | 918 | 1,069 | 1,170 | 1,271 | 1,472 | 1,674 | 1,875 | 2,124 | 2,324 | 2,524 | 2,724 | 3,274 | 3,490 | 3,724 | 4,174 |
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B (Horizontal installation) (mm) | 226 | 276 | 348 | 376 | 426 | 476 | 576 | 627 | 678 | 729 | 830 | 932 | 1,033 | 1,182 | 1,282 | 1,382 | 1,482 | 1,832 | 1,948 | 2,082 | 2,332 |
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P (Horizontal installation) (mm) | 258 | 308 | 380 | 408 | 458 | 508 | 608 | 659 | 710 | 761 | 862 | 964 | 1,065 | 1,214 | 1,314 | 1,414 | 1,514 | 1,864 | 1,980 | 2,114 | 2,364 |
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A (Vertical installation) (mm) | 318 | 418 | 540 | 718 | 868 | 918 | 1,070 | 1,171 | 1,322 | 1,474 | 1,675 | 1,924 | 2,024 | 2,424 | 2,604 | 2,874 | 3,140 | 3,624 | 3,874 | 4,074 | 4,574 |
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B (Vertical installation) (mm) | 226 | 276 | 348 | 476 | 576 | 576 | 678 | 729 | 830 | 932 | 1,033 | 1,182 | 1,182 | 1,482 | 1,562 | 1,732 | 1,898 | 2,182 | 2,332 | 2,432 | 2,732 |
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P (Vertical installation) (mm) | 258 | 308 | 380 | 508 | 608 | 608 | 710 | 761 | 862 | 964 | 1,065 | 1,214 | 1,214 | 1,514 | 1,594 | 1,764 | 1,930 | 2,214 | 2,364 | 2,464 | 2,764 |
| Maximum deflection angle - emergency location | 2.0° | 2.0° | 2.0° | 1.5° | 1.5° | 1.5° | 1.5° | 1.5° | 1.5° | 1.5° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° | 0.8° | 0.8° | 0.6° | 0.5° |
| Maximum deflection angle - constant load | 2.0° | 1.5° | 1.5° | 1.0° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.3° | 0.3° | 0.2° | 0.2° |
| Model | HD100-050 | HD100-100 | HD100-150 | HD100-200 | HD100-250 | HD100-300 | HD100-400 | HD100-500 | HD100-600 | HD100-700 | HD100-800 | HD100-900 | HD100-1000 | HD100-1200 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Absorbing travel (mm) | 50 | 100 | 150 | 200 | 250 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1,000 | 1,200 |
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Piston diameter (mm) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
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Maximum absorbed energy (Nm(Et)) | 15,500 | 31,000 | 46,500 | 62,000 | 77,500 | 93,000 | 124,000 | 155,000 | 186,000 | 217,000 | 248,000 | 279,000 | 250,000 | 212,000 |
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Maximum reaction force (N) | 360,000 | 360,000 | 360,000 | 360,000 | 360,000 | 360,000 | 360,000 | 360,000 | 360,000 | 360,000 | 360,000 | 360,000 | 300,000 | 212,000 |
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Maximum absorbed energy per hour (Nm) | 465,000 | 930,000 | 1,395,000 | 1,860,000 | 2,325,000 | 2,790,000 | 3,720,000 | 4,650,000 | 4,650,000 | 5,425,000 | 4,960,000 | 5,580,000 | 5,000,000 | 3,180,000 |
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A (Horizontal installation) (mm) | 425 | 525 | 625 | 725 | 825 | 1,000 | 1,200 | 1,405 | 1,605 | 1,805 | 2,015 | 2,215 | 2,415 | 2,815 |
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B (Horizontal installation) (mm) | 313 | 363 | 413 | 463 | 513 | 643 | 743 | 848 | 948 | 1,048 | 1,153 | 1,253 | 1,353 | 1,553 |
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P (Horizontal installation) (mm) | 363 | 413 | 463 | 513 | 563 | 693 | 793 | 898 | 998 | 1,098 | 1,203 | 1,303 | 1,403 | 1,603 |
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A (Vertical installation) (mm) | 425 | 535 | 645 | 755 | 865 | 1,000 | 1,200 | 1,405 | 1,635 | 1,845 | 2,065 | 2,285 | 2,515 | 2,965 |
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B (Vertical installation) (mm) | 313 | 373 | 433 | 493 | 553 | 643 | 743 | 848 | 978 | 1,088 | 1,203 | 1,323 | 1,453 | 1,703 |
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P (Vertical installation) (mm) | 363 | 423 | 483 | 453 | 603 | 693 | 793 | 898 | 1,028 | 1,138 | 1,253 | 1,373 | 1,503 | 1,753 |
| Maximum deflection angle - emergency location | 2.0° | 2.0° | 2.0° | 1.5° | 1.5° | 1.5° | 1.5° | 1.5° | 1.5° | 1.0° | 1.0° | 1.0° | 1.0° | 1.0° |
| Maximum deflection angle - constant load | 2.0° | 1.5° | 1.5° | 1.0° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° | 0.5° |