Optimum B50 GSM, Руководство по эксплуатации

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Page 33 22 / 07 / 2014 Version 1.0.3 B50 GSM Geared drill
OPTIMUM
M A S C H I N E N - G E R M A N Y
Handling
CAUTION!
Danger of crushing!
Do not place your hand between the drill head and the spindle. Danger of blows from the
spindle levers. There is a return spring to return the spindle to its initial position. Do not
release the spindle lever when repositioning the drilling spindle.
Spindle lever

When using the manual spindle feed, press it unformly, but not too hard.
4.7.2 Bit

Thin bits break easily. In the case of deep drilling, extract the bit from time to time to remove
chips from the drill.
• Add cooling lubricant to reduce friction and prolong the service life of the bit.
4.8 Bit speed table
Guideline speed value [rpm]:
4.9 Standard values for speeds with HSC - Eco - twist drill cooling
Bit ø
Grey cast
iron Stainless
steel
Steel St 37 Aluminium Bronze
3
2550 1600 2230 9500 8000
4
1900 1200 1680 7200 6000
5
1530 955 1340 5700 4800
6
1270 800 1100 4800 4000
7
1090 680 960 4100 3400
8
960 600 840 3600 3000
9
850 530 740 3200 2650
10
765 480 670 2860 2400
11
700 435 610 2600 2170
12
640 400 560 2400 2000
13
590 370 515 2200 1840
14
545 340 480 2000 1700
16
480 300 420 1800 1500
18
425 265 370 1600 1300
20
380 240 335 1400 1200
22
350 220 305 1300 1100
25
305 190 270 1150 950
Material
Bit diameter
Cooling
3)
2 3 4 5 6 7 8 9 10
Steel, alloyed, up to 600 N/
mm
2
n
1)
5600 3550 2800 2240 2000 1600 1400 1250 1120 E
f
2)
0,04 0,063 0,08 0,10 0,125 0,125 0,16 0,16 0,20