Recirculating Ball High Speed Linear Guide Rails Preload
Adjustable SEXGL Linear Guide Rails deliver unparalleled accuracy and durability in high-precision
automation systems, trusted by global leaders like BYD (EV
powertrain assembly) and BOE (LCD panel cutting robots) across
North America, Europe, Southeast Asia, and South Korea.Ball linear
guide rails are precision-engineered components designed to deliver
ultra-smooth, low-friction linear motion in demanding industrial
and automation settings. Featuring a recirculating ball bearing
system, these rails ensure exceptional accuracy, high-speed
capability, and long-term reliability. Ideal for CNC machinery,
semiconductor manufacturing, and robotic systems, they minimize
energy loss while maintaining rigidity under dynamic loads. Key Characteristics Recirculating Ball System High-Speed Performance Rigid Load Support Preload Adjustability Corrosion-Resistant Options
Working Theory Ball linear guides operate via a recirculating ball mechanism. The
carriage houses multiple rows of high-grade steel balls that roll
along precision-machined raceways on the rail. As the carriage
moves, the balls continuously cycle through return channels,
ensuring consistent contact and load distribution. Preload
adjustments compress the balls slightly against the raceways,
removing internal clearance to enhance stiffness and positional
accuracy. Integrated wipers and grease retainers prevent
contaminant ingress, while lubrication grooves ensure even oil
distribution.
Series | Installation | Dimensions of the block | Dynamic | Static | Size | dim.[mm] | [mm] | loadCdyn[N | load Co[N] | H | W | B | C | L1 | L | M×1 | RGH25CA | 40 | 48 | 350 | 35 | 645 | 979 | M6×8 | 27700 | 57100 | RGH25HA | 40 | 48 | 350 | 50 | 810 | 1,144 | M6×8 | 33900 | 73400 | RGH30CA | 45 | 60 | 400 | 40 | 710 | 1,098 | M8×10 | 39100 | 82100 | RGH30HA | 45 | 60 | 400 | 60 | 930 | 1,318 | M8×10 | 48100 | 105000 | RGH35CA | 55 | 70 | 500 | 50 | 790 | 1,240 | M8×12 | 57900 | 105200 | RGH35HA | 55 | 70 | 500 | 72 | 1,065 | 1,515 | M8×12 | 73100 | 142000 | RGH45CA | 70 | 86 | 600 | 60 | 1,060 | 1,532 | M10×17 | 92600 | 178800 | RGH45HA | 70 | 86 | 600 | 80 | 1,398 | 1,870 | M10×17 | 116000 | 230900 | RGH55CA | 80 | 100 | 750 | 75 | 1,255 | 1,837 | M12×18 | 130500 | 252000 | RGH55HA | 80 | 100 | 750 | 95 | 1,738 | 2,320 | M12×18 | 167800 | 348000 | RGH65CA | 90 | 126 | 760 | 70 | 1,600 | 2,320 | M16×20 | 213000 | 411600 | RGH65HA | 90 | 126 | 760 | 120 | 2,230 | 2,950 | M16×20 | 275300 | 572700 |
Series/Size | Installation dimensions [mm] | Dimensions of the block [mm] | Dynamic load Cdyn[NJ | Static load Co[N] | H | W | B | C | L1 | L | M | RGW25CC | 36 | 70 | 57 | 45 | 645 | 979 | M8 | 27700 | 57100 | RGW30CC | 42 | 90 | 72 | 52 | 710 | 1,098 | M10 | 39100 | 82100 | RGW25HC | 36 | 70 | 57 | 45 | 810 | 1,144 | M8 | 33900 | 73400 | RGW30HC | 42 | 90 | 72 | 52 | 930 | 1,318 | M10 | 48100 | 105000 | RGW35CC | 48 | 100 | 82 | 62 | 790 | 1,240 | M10 | 57900 | 105200 | RGW35HC | 48 | 100 | 82 | 62 | 1,065 | 1,515 | M10 | 73100 | 142000 | RGW45CC | 60 | 120 | 100 | 80 | 1,060 | 1,532 | M12 | 92600 | 178800 | RGW45HC | 60 | 120 | 100 | 80 | 1,398 | 1,870 | M12 | 116000 | 230900 | RGW55CC | 70 | 140 | 116 | 95 | 1,255 | 1,837 | M14 | 130500 | 252000 | RGW55HC | 70 | 140 | 116 | 95 | 1,738 | 2,320 | M14 | 167800 | 348000 | RGW65CC | 90 | 170 | 142 | 110 | 1,600 | 2,320 | M16 | 213000 | 411600 | RGW65HC | 90 | 170 | 142 | 110 | 2,230 | 2,950 | M16 | 275300 | 572700 |
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