1427 304-313 376-391 432-435 448-451 +0.10 mm ± 0 mm HARD-LINE RAIL-LINE SPEEDS (REV./MIN.) FOR ANNULAR CUTTERS CARBIDE-TIPPED PRECISION OF THE BOREHOLE (STANDARD VALUES) · ENTRANCE SIDE + 0.10 mm /EXIT SIDE ± 0 mm Use coolants see from page 1233 mm 12-18 19-25 26-32 33-39 40-46 47-53 54-60 61-70 71-80 81-90 91-100 101-112 113-124 125-136 137-150 151-160 161-170 171-180 181-190 191-200 Inch 7/16" to 1-1/16" 3/4" to 1" 1-1/16" to 1-1/4" 1-5/16" to 1-9/16" 1-5/8" to 1-13/16" 1-7/8" to 2-1/16" 2-1/8" to 2-3/8" 2-13/32" to 2-3/4" 2-51/64" to 3-5/32" 3-3/16" to 3-9/16" 3-19/32" to 3-15/16" 3-31/32" to 4-13/32" 4-15/32" to 4-7/8" 4-15/16" to 5-11/32" 5-13/32" to 5-29/32" 5-15/16" to 6-19/64" 6-11/32" to 6-11/16" 6-47/64" to 7-3/32" 7-1/8" to 7-31/64" 7-33/64" to 7-7/8" Steel < 500 N 1475 838 612 483 398 338 295 261 224 197 175 158 141 127 116 105 99 93 88 83 885 637 498 408 346 300 265 227 199 177 159 142 128 117 106 100 95 88 84 80 Steel < 750 N 1327 754 550 434 358 304 265 234 201 177 157 142 127 114 104 95 89 84 79 75 796 537 448 367 311 270 230 204 179 159 143 128 115 105 95 90 84 79 75 72 Steel < 900 N 930 590 430 335 280 239 205 182 155 137 122 108 98 89 80 74 69 65 62 58 620 450 340 285 240 210 185 160 140 125 110 100 90 81 75 70 65 62 59 56 Steel < 1200 N 795 500 370 290 240 200 175 155 135 117 104 94 84 76 69 63 59 56 53 50 530 380 300 245 265 180 160 135 120 105 95 85 77 70 63 60 56 53 50 78 Steel < 1400 N 660 420 305 240 195 165 145 125 110 95 85 75 68 63 57 53 49 46 44 42 440 320 250 200 170 150 130 115 100 90 80 70 65 58 50 50 47 44 42 40 Stainless steel 530 340 245 195 160 135 115 103 87 77 68 62 55 56 45 42 40 37 35 33 350 250 200 165 140 120 105 90 78 70 63 56 51 46 42 40 37 35 33 32 Aluminum 2390 1510 1100 870 715 610 530 470 405 355 315 283 253 229 209 190 178 167 158 150 1590 1150 895 735 625 540 480 410 360 320 285 255 230 210 190 179 168 159 151 143 Gray cast iron 930 590 430 335 280 239 205 182 155 137 122 108 98 89 80 74 69 65 62 58 620 450 340 285 240 210 185 160 140 125 110 100 90 81 75 70 65 62 59 56 Brass 1325 840 615 490 400 340 295 260 225 195 174 157 140 127 116 105 99 93 88 83 885 635 500 410 345 300 265 230 200 175 160 145 130 117 105 100 95 88 84 80 Copper 930 590 430 335 280 239 205 182 155 137 122 108 98 89 80 74 69 65 62 58 620 450 340 285 240 210 185 160 140 125 110 100 90 81 75 70 65 62 59 56 Railtracks 530 500 360 290 – – – – – – – – – – – – – – – – – 380 300 265 – – – – – – – – – – – – – – – – 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
RkJQdWJsaXNoZXIy MTgxNTQ=