Sharp VH-25 Series - Page 57

OPERATOR’S MANUAL
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CUTTING SPEEDS (in m/min:) OF HIGH SPEED STEEL AND METAL CUTTERS, MILLING IN CONVENTIONAL FEED DIRECTION
TIPPED
CUTTER
HEADS
HARD
METAL
50-100
30-50
120-200 100-160
80-120
100-160
80-120 80-120 60-100 60-100
40 40
30-600 60-100 60-100
150-200 150-200 100-150 100-200
800-1000
600-800
HIGH SPEED
STEEL
17-25 12-18 18-28 18-28 16-24 18-28 17-25 17-25 15-22 15-22 14-22 14-22 12-18 17-25 15-22 50-70 50-70 40-60 40-60
400-500 300-400
SLITTING
SAWS
30-45 15-25 40-55 40-55 30-45 40-55 30-45 30-45 30-45 30-45 20-30 20-30 10-20 30-45 30-45
100-200 100-200
80-150
100-200 200-400 200-400
FORM
RELIEVED
PROFILE
CUTTERS
14-20 10-15 16-24 16-24 15-20 16-22 14-20 14-20 12-18 12-18 11-18 11-18 10-15 14-20 12-18 30-50 30-50 25-40 25-40
300-400 200-250
END MILLS
16-25 10-16 18-28 18-28 17-25 18-26 16-24 16-24 14-22 14-22 12-20 12-20 10-16 16-25 14-22 40-60 40-60 30-40 30-50
300-400 250-350
SLOTTING
CUTTERS
14-20 10-16 16-24 16-24 15-20 16-22 14-20 14-20 12-18 12-18 11-18 11-18 10-15 14-20 12-18 30-50 30-50 30-50 30-50
300-400 200-250
FACE
MILLING
CUTTERS
16-22 12-17 18-28 18-28 17-23 18-25 16-23 16-23 14-20 14-20 12-20 12-20 11-17 16-25 14-20 40-60 40-60 40-50 40-50
300-400 250-350
PLAIN
MILLING
CUTTERS
14-20 10-16 16-24 16-24 15-20 16-22 14-20 14-20 12-18 12-18 11-18 11-18 10-15 14-20 12-18 30-50 30-50 25-40 30-50
250-300 200-250
ULTIMATE
STRENGTH
18 23 50 60 75 65 75 75 75 75
100 100 110
38 52 15 20 28
—
14 25
HANDNESS
170 220 140 170 220 180 220 220 220 220 290 290
—
150
—
70
— — —
35 60
WORKPIECE GG 18 - CAST IRON GG 26 - CAST IRON ST 50 - STEEL ST 60 - STEEL ST 70 - STEEL F114 - STEEL F154 - STEEL F155 - STEEL F123 - STEEL F125 - STEEL VC Mo 140 - STEEL VCN 35 - HEAD TREATED STEEL VCN 45 - HEAD TREATED STEEL GT 38 - CASE HARDENED STEEL GS 52 - CAST STEEL Ms 58 - BRASS Rg10 - BEARING BRONZE GBz 14 - CAST BRONZE COPPER DIN 1712 - PURE ALUMINUM AL DIN 1713 - TOUGH LIGHT ALLOYS