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| | | 7. Excellent Sliding Capability Caged Ball Technology also helps the SKR-type eliminate ball-to-ball friction, significantly improving the torque characteristics. It minimizes torque variations, allowing excellent sliding capability. | | |
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| | | | | | | | | | Item | Value | | | | Shaft diameter/lead | 013/10 mm | | | | Shaft rotational speed | 60 min-1 | | | | | | | | | |
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| | | 0.06 0.04 0.02 0 -0.02 -0.04 -0.06 | | |
| | | Model SKR3310A (ball retainers embedded) | | |
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| | | Model KR3310A (conventional type) | | |
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| | | 0 20 40 60 80 Time (s) Figure 5 Comparison of Torque Variations between the SKR and KR Types | | |
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| | | 8. Low Noise The use of Caged Ball Technology in the LM guide and ball screw allows the SKR-type to eliminate the noise caused by the balls colliding. This lets the SKR-type achieve low noise emission and a pleasing sound quality. | | |
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| | | 70 | | |
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| | | 60 | | |
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| | | 50 | | |
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| | | 40 1-1-1-1-1 0 200 400 600 800 Velocity v (mm/s) Figure 6 Comparison of the Noise Levels of the SKR4610A and KR4610A Models V_/ | | |
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