Core Components for Quiet and Precision Transmission of Linear
Guide Rails Suitable for Heavy-Duty Machine Tools Linear guides and sliders are custom-designed for heavy-duty CNC
machine tools, precisely adapting to key components such as the
feed system, table positioning, and spindle box guidance of
heavy-duty CNC machining centers and large CNC milling machines,
easily handling the high-load transmission demands of heavy-duty
cutting scenarios. Utilizing a reinforced four-row steel ball
load-bearing structure design, they possess superior rigidity and
four-directional load-bearing capacity, stably withstanding radial
pressure, impact loads, and overturning torques during heavy
workpiece machining, eliminating movement deviation and ensuring
transmission stability. The core employs precision steel ball separation and an optimized
lubrication system, achieving ultra-low friction operation even
under high-load conditions, combining quiet operation with
excellent wear resistance, suitable for the long-term continuous
operation requirements of heavy-duty machine tools. Combined with
high-strength alloy steel and precise machining processes, they
ensure μm-level repeatability positioning accuracy, guaranteeing
dimensional consistency in the machining of heavy-duty precision
parts. Having passed stringent quality certifications, they are
easy to install and highly interchangeable, providing efficient and
reliable core transmission support for heavy-duty CNC equipment. .
| Type | size | Slider sizetmml | | mm |
| | H H, | N | W | B | B₁ | C | L | t | K | K₂ | 6 | M | T | T | T | H₂ | H₂ | | QHW15CC | 24 | 4 | 16 | 47 | 38 | 4.5 | 30 | 39.4 | 614 | 8 | 5 | 5.3 | M5 | 6 | 8.9 | 6.95 | 3.95 | 4.2 | | QHW20cc | 30 | 46 | 21.5 | 63 | 53 | 5 | 40 | 50,5 | 76,7 | 9.75 | 6 | 12 | M6 | 8 | 10 | 9.5 | 6 | 6 | | QHW20HC | 65.2 | 914 | 17.1 | | QHW25cC | 36 | 55 | 23.5 | 70 | 57 | 6.5 | 45 | 58 | 83,4 | 10.7 | 6 | 12 | M8 | 8 | 14 | 10 | 6 | 5 | | QHW25HC | 78.6 | 104 | 21 | | QHW3occ | 42 | 6 | 31 | 90 | 72 | 9 | 52 | 70 | 974 | 13.5 | 6.25 | 12 | M10 | 8.5 | 16 | 10 | 6.5 | 6 | | QHW30HC | 93 | 120,4 | 25.75 | | QHW35cc | 48 | 7.5 | 33 | 100 | 82 | 9 | 62 | 80 | 113.6 | 13 | 7.5 | 12 | M10 | 10.1 | 18 | 13 | 8.5 | 6.5 | | QHW35HC | 105.8 | 139.4 | 259 | | QHW45CC | 60 | 92 | 37.5 | 120 | 100 | 10 | 80 | 97 | 1394 | 13 | 10 | 2.9 | M12 | 5.1 | 22 | 15 | 8.5 | 10 | | QHW45HC | 28,8 | 171,2 | 28.9 |
| Type | Rail size{mml | Guide rail fixing bolt size | Basic | Basic | Allowable static moment | weight | | Dynamic | Static | | Rated Load | Rated Load | M. | M, | M, | Slide | Rail | | W. | H₂ | D | h | d | P | E | Imml | CIkN] | C₂lkNI | kN-m | kN-m | kN-m | kg | kg/m | | QHW15CC | 15 | 5 | 7.5 | 5.34 | 0.5 | 60 | 20 | M4x16 | 17.94 | 9.86 | 0.1 | 0.08 | 0.08 | 0.17 | 0.45 | | QHW20cc | 20 | 17.5 | 9.5 | 8.5 | 6 | 60 | 20 | M5x16 | 3,526 | 3,386 | 26 | 19 | 19 | 0.4 |
| | QHW20HC | 4,252 | 4,231 | 3 | 27 | 27 | 0.52 | 2.21 | | QHW25cC | 23 | 22 | 11 | 9 | 7 | 60 | 20 | M6x20 | 419 | 4,875 | 39 | 31 | 310.59 | 3.21 | | QHW25HC | 5,061 | 6,094 | 5 | 45 | 45 | 0.8 | | QHW3occ | 28 | 26 | 14 | 12 | 9 | 80 | 20 | M8x25 | 5,826 | 6,634 | 6 | 5 | 5 | 1.09 | 4.47 | | QHW30HC | 7,032 | 8,845 | 83 | 89 | 0.89 | 144 |
| | QHW35cc | 34 | 29 | 14 | 12 | 9 | 80 | 30 | M8x25 | 7,889 | 8,666 | 107 | 76 | 76 | 1.56 | 6.3 | | QHW35HC | 9,523 | 11,555 | 145 | 133 | 133 | 2.06 | | QHW45CC | 45 | 38 | 20 | 17 | 14 | 105 | 22.5 | M12x35 | 119,4 | 13,542 | 183 | 138 | 1.38 | 279 | 10.41 | | QHW45HC | 144,13 | 18,056 | 247 | 241 | 241 | 3.69 |
| Type | Component size | Slider sizeImml | | Imml |
| | H | H | N | W | B | B, | C | L | L | K | K | 0 | Mx | T | H₂ | H₂ | | | QHH15CA | 28 | 4 | 9.5 | 36 | 26 | 4 | 26 | 394 | 614 | 10 | 5 | 5.3 | M6×5 | 6 | 7.95 | 8.2 | | QHH20CA | 30 | 4.6 | 12 | 44 | 32 | 6 | 3650,5 | 767 | 11.75 | 6 | 12 | M5x6 | 8 | 6 | 6 | | QHH20HA | 50652 | 9L4 | 121 | | QHH25CA | 40 | 55 | 125 | 48 | 35 | 6.5 | 35 | 58 | 834 | 15.7 | 6 | 12 | M6x8 | 8 | 10 | 9 | | QHH25HA | 50 | 78.6 | 104 | 18.5 | | QHH30CA | 45 | 6 | 16 | 60 | 40 | 10 | 40 | 70 | 974 | 19.5 | 6.25 | 12 | M8x10 | 8.5 | 9.5 | 9 | | QHH30HA | 60 | 93 | 120,4 | 21.75 | | QHH35CA | 55 | 7.5 | 18 | 70 | 50 | 10 | 50 | 80 | 1136 | 19 | 7.5 | 12 | MBx12 | 10.2 | 15.5 | 13.5 | | QHH35HA | 72 | 105.8 |
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| 1394 | 20.9 | | QHH45CA | 70 | 92 | 20.5 | 86 | 60 | 13 | 60 | 97 | 1394 | 23 | 10 | 12.9 | M10x17 | 16 | 18.5 | 20 | | QHH45HA | 80 | 128.8 | 1712 | 29.09 |
| Type | Rail size{mml | Guide rail fixing bolt size | Basic | Basic | Allowable static moment | weight | | Dynamic | Static | | Rated Load | Rated Load | | W. | H | D | h | d | P | E | Imm | CIKN] | C₄IKN | M | M | M, | Silde | Rail | | kN-m | kN-m | kN-m | kg | kg/m | | QHH15CA | 15 | 15 | 75 | 5.3 | 4.5 | 60 | 20 | M4x16 | 17.94 | 986 | 0.1 | 0.08 | 0.08 | 0.18 | 0.45 | | QHH20CA | 20 | 17.5 | 9.5 | 8.5 | 6 | 60 | 20 | M5x16 | 3,526 | 3,386 | 26 | 19 | 19 | 0.29 | 2.21 | | QHH20HA | 4252 | 4231 | 31 | 27 | 27 | 0.38 | | QHH25CA | 23 | 22 | 11 | 9 | 7 | 60 | 20 | M&x20 | 419 | 4,875 | 39 | 31 | 310.5 | 3.21 | | QHH25HA | 5,061 | 6,094 | 50 | 45 | 450.68 | | QHH30CA | 28 | 26 | 14 | 12 | 9 | 80 | 20 | M8x25 | 5,826 | 6,634 | 60 | 5 | 500.87 | 4.47 | | QHH30HA | 7,032 | 8,845 | 83 | 89 | 89 | 1.15 | | QHH35CA | 34 | 29 |
| 12 | 98 | 80 | 20 | M8x25 | 7,889 | 8,666 | 107 | 76 | 0.76144 | 6.3 | | QHH35HA | 4 |
| 14 | 9,523 | 11,555 | 145 | 133 | 1,331.90 |
| | QHH45CA | 45 | 38 | 20 | 17 | 14 | 105 | 22.5 | M12×35 | 119,4 | 13,542 | 183 | 138 | 1.38272 |
| | QHH45HA | 44,13 | 18,056 | 247 | 241 | 243.59 | 10.41 |
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