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Labels
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The colour band indicates the allowed work speed
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Band colour |
Speed |
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Green |
100 m/s |
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Red |
80 m/s |
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Yellow |
63 m/s |
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Blue |
50 m/s |
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Especificaciones |
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A |
Reddish brown corundum |
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AR |
Pink corundum |
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C |
Black silicon carbide |
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AB |
White corundum |
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Z |
Zirconium corundum |
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W |
Green silicon corundum |
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24 |
Grain |
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N |
Hardness |
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B |
Resinoid |
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F |
Reinforced |
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