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HG Series Linear Motion Guidance Systems - Preload & Precision
Preload Class
CLASS |
SYMBOL |
PRELOAD (KgF) |
VERY LIGHT PRELOAD |
Z0 |
0 |
LIGHT PRELOAD |
Z1 |
0.02Co |
MEDIUM PRELOAD |
Z2 |
0.05Co |
HEAVY PRELOAD |
Z3 |
0.08Co |
Accuracy Class (see drawing above)
ITEM / CLASS | NORMAL |
HIGH |
PRECISION |
SUPER PRECISION |
ULTRA PRECISION |
Dim H Tolerance | +/- 0.15 |
+/-0.05 |
0 to -0.04 |
0 to -0.02 |
0 to -0.01 |
Dim N Tolerance | +/-0.10 |
+/-0.05 |
0 to -0.05 |
0 to -0.03 |
0 to -0.015 |
Dim variation of H | 0.03 |
0.015 |
0.007 |
0.005 |
0.003 |
Dim variation of N | 0.03 |
0.02 |
0.01 |
0.007 |
0.003 |
Running parallelism on Surface C to Surface A | |||||
Running parallelism on Surface D to Surface B |