1076 CONTACT INFORMATION For more information please call +44 1530 261 145 or send an email to sales@atagarryson.com Aluminium · Copper · Brass · Bronze Non-ferrous metals Safety limits Determination of cutting speed Vc Determination of feed rate Vf Vc (m/s) = Cutting speed Vf (m/min) = Feed rate fz (mm/z) = Feed per tooth D (mm) = Saw blade diameter n (min-1) = rpm Z = Number of teeth Material Group Material examples Vc (m/s) Cutting speed fz (mm/z) Feed per tooth AI wrought alloy AIMn (AIMn1Cu) (3003), AIMg (AIMg2) (5251), AICuMg (AIZnMg3Cu) (7022) 30–80 30–70 Profile 0.005–0.03 Solid 0.02–0.07 AI cast alloy AIMg3 (51300), AIMg5SI (51400) 30–70 Profile 0.005–0.03 Solid 0.02–0.07 AI cast alloy SI AISi12 30–40 Profile 0.005–0.02 Solid 0.01–0.05 Mg wrought alloy MgMn2 (3.3520), MgAI3Zn (3.5312) 30–60 Profile 0.005–0.02 Solid 0.01–0.05 Mg wrought alloy MgAI8Zn1 (MC 2111 0), MgAI4Si 30–60 30–50 Profile 0.005–0.02 Solid 0.01–0.05 Copper Cu58 7–14 Profile 0.01–0.02 Solid 0.03–0.05 Brass CuZn40Pb, CuZn30 5–9 Profile 0.01 Solid 0.03–0.05 Bronze CuSn6, CuSn6Zn 3–7 Profile 0.01–0.02 Solid 0.04–0.08 Recommended cutting values Revolution per minute n (rpm) 1500 2000 2500 2850 3000 4000 4500 5000 5600 6000 8000 9000 10000 12000 18000 80 6.5 8.5 10.5 12 13 17 19 21 23.5 26 34 38 42 52 76 90 7 9.5 12 13.5 14 19 21 24 26.5 28 38 42 48 56 84 100 8 10.5 13 15 16 21 24 26 29 32 42 48 52 54 96 120 9.5 13 16 18 19 26 28 32 35 38 52 56 64 76 112 125 10 13.5 16.5 18.5 19.5 27 29 33 36.5 39 54 59 66 78 118 140 11 15 18 21 22 30 33 36 41 44 60 66 72 88 132 150 12 15.5 19.5 22.5 23.5 31.5 33.5 39 44 47 63 70.5 78.5 94.5 141.5 160 13 17 21 24 26 34 38 42 47 52 68 76 84 104 152 180 14 19 24 27 28 38 42.5 48 53 56 76 85 96 118 170 200 16 21 26 30 32 42 47 52 58.5 64 84 94 104 128 188 225 18 24 30 33.5 36 48 58 60 66 72 96 106 120 144 212 250 20 26 33 37 40 52 59 66 73.5 80 104 118 132 160 236 300 24 31.5 40 45 48 63 71 80 88 96 126 142 160 192 284 350 28 36.5 47 52 56 73 88 94 105 112 146 166 188 224 332 400 32 42 54 60 64 84 94 108 117 128 168 188 216 256 376 450 35.5 47 59 67.5 70.5 94.5 106 118 132 141.6 188 211 236 283 424 500 40 53 67 74.5 80 106 118 134 146.5 160 212 236 268 320 472 Cutting speed in m/s Vc (m/s) = D · π · n 60 · 1000 Vf (m/min) = fz · n · Z 1000 Determination of revolution speed n n (min–1) = Vc · 1000 · 60 D · π CARBIDE TIPPED CIRCULAR SAW BLADES · APPLICATION NOTES 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
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