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D420HX-3

Recommended Milling Conditions

Borehole parameters

GR.3 Hi-alloyed Steel ( ~30HRC )

GR.2 Low-alloyed Steel ( ~24HRC )

GR.8 Stainless Steel

GR.9 Cast Iron

GR.10 Aluminium

GR.11 Copper

GR.1 Carbon Steel

Work Material

37

37

34

31

37

37

20

Vc m/min

RPM (min-1)

Feed (mm/rev)

RPM (min-1)

Feed (mm/rev)

RPM (min-1)

Feed (mm/rev)

RPM (min-1)

Feed (mm/rev)

RPM (min-1)

Feed (mm/rev)

RPM (min-1)

Feed (mm/rev)

RPM (min-1)

Feed (mm/rev)

Code No.

Dc

D420HX-3-1.9 1.9 6,200 0.040 6,200 0.040 5,700 0.040 5,200 0.040 6,200 0.040 6,200 0.060 3350 0.020 D420HX-3-1.95 1.95 6,000 0.040 6,000 0.040 5,550 0.040 5,050 0.040 6,000 0.040 6,000 0.060 3250 0.020 D420HX-3-2 2 5,900 0.050 5,900 0.050 5,400 0.050 5,000 0.050 5,900 0.050 5,900 0.060 3150 0.020 D420HX-3-2.05 2.05 5,750 0.050 5,750 0.050 5,300 0.050 4,800 0.050 5,750 0.050 5,750 0.060 3100 0.020 D420HX-3-2.1 2.1 5,600 0.050 5,600 0.050 5,150 0.050 4,700 0.050 5,600 0.050 5,600 0.080 3000 0.020 D420HX-3-2.15 2.15 5,450 0.050 5,450 0.050 5,000 0.050 4,600 0.050 5,450 0.050 5,450 0.080 2950 0.030 D420HX-3-2.2 2.2 5,350 0.050 5,350 0.050 4,900 0.050 4,500 0.050 5,350 0.050 5,350 0.080 2900 0.030 D420HX-3-2.25 2.25 5,200 0.060 5,200 0.060 4,800 0.060 4,400 0.060 5,200 0.060 5,200 0.080 2800 0.030 D420HX-3-2.3 2.3 5,100 0.060 5,100 0.060 4,700 0.060 4,300 0.060 5,100 0.060 5,100 0.080 2750 0.030 D420HX-3-2.35 2.35 5,000 0.060 5,000 0.060 4,600 0.060 4,200 0.060 5,000 0.060 5,000 0.080 2700 0.030 D420HX-3-2.4 2.4 4,900 0.060 4,900 0.060 4,500 0.060 4,100 0.060 4,900 0.060 4,900 0.080 2650 0.030 D420HX-3-2.45 2.45 4,800 0.060 4,800 0.060 4,400 0.060 4,000 0.060 4,800 0.060 4,800 0.080 2600 0.030 D420HX-3-2.5 2.5 4,700 0.080 4,700 0.080 4,300 0.080 4,332 0.080 4,700 0.080 4,700 0.100 2550 0.040 D420HX-3-2.55 2.55 4,600 0.080 4,600 0.080 4,250 0.080 3850 0.080 4,600 0.080 4,600 0.100 2500 0.040 D420HX-3-2.6 2.6 4,500 0.080 4,500 0.080 4,150 0.080 3,800 0.080 4,500 0.080 4,500 0.100 2450 0.040 D420HX-3-2.65 2.65 4,450 0.080 4,450 0.080 4,050 0.080 3,700 0.080 4,450 0.080 4,450 0.100 2400 0.040 D420HX-3-2.7 2.7 4,350 0.080 4,350 0.080 4,000 0.080 3,650 0.080 4,350 0.080 4,350 0.100 2350 0.040 D420HX-3-2.75 2.75 4,300 0.090 4,300 0.090 4,000 0.090 3,600 0.090 4,300 0.090 4,300 0.100 2300 0.050 D420HX-3-2.8 2.8 4,200 0.090 4,200 0.090 3,800 0.090 3,500 0.090 4,200 0.090 4,200 0.120 2250 0.050 D420HX-3-2.85 2.85 4,100 0.090 4,100 0.090 3,800 0.090 3,400 0.090 4,100 0.090 4,100 0.120 2200 0.050 D420HX-3-2.9 2.9 4,050 0.090 4,050 0.090 3,700 0.090 3,400 0.090 4,050 0.090 4,050 0.120 2200 0.050 D420HX-3-2.95 2.95 4,000 0.090 4,000 0.090 3,650 0.090 3,350 0.090 4,000 0.090 4,000 0.120 2150 0.050 D420HX-3-3 3 4,000 0.090 4,000 0.090 3,600 0.090 3,300 0.090 4,000 0.090 4,000 0.120 2100 0.050 1. Please work with good rigidity / high precision facilities and collet chuck. 2. Please choose proper cutting fluid. 3. The cutting data is reference value only. Please adjust it according to your real working conditions. 4. If RPM is lower the reference value, the Feed rate (fz) and RPM should be reduced by the same proportion. 5. If vibration occurs during cutting, please reduce cutting parameter.

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