仁谷産業(株)

The Leader of Tool Tech

仁谷産業(株)は環境に応じた人間中心の情報化経営理念を通じ人類社会に貢献致します。

Gun Drill Type

GUNDRILL加工方式

- マシニングセンター、NC lathes & turret latherで使用可能
- ガイドブッシュ無しで使用可能
- 低炭素鋼構造用の圧延鋼など凝着性が強い被削材使用不可
- Each Part name of GUN DRILL

Work materials	Hardness / HB	Cutting speed(m/mim)	Feed f (mm/rev)
Free-cutting			DATA1
crabon steels
S10C ~ S15C	160 ~ 190	130
S30C ~ S50C	200 ~ 230	100
S35C ~ S50C	250 ~ 300	80
Carboon steel
S10C ~ S35C	110 ~ 120	130
S10C ~ S50C	120 ~ 185	120
S50C	170 ~ 200	100
S20C ~ S30C	210 ~ 250	90	DATA2
S30C~ S55C	260 ~ 310	70
S50C ~	320 ~ 375	50
S55C ~	380 ~ 440	40
Alloy steel
Scr. SNC SNCM. SCM etc	150 ~ 230
Cast steel
SC	140 ~ 180	100
	190 ~ 240	90
Tool steel			DATA3
SKS, SKD etc	150 ~ 200	70
	210 ~ 300	50
Stainless steel
(Ferrite) SUS405, 430	150 ~ 200	70
(Austneite) SUS 304, 305	160 ~ 220	50
(Murtensite) SUS 403, 410	160 ~ 220	70
(Murtensite) SUS 403, 410	300 ~ 350	50
High speed steel	210 ~ 285	50
braring steel	150 ~ 210	70
Difficult to cut material		20
Gray cast irons			DATA4
FC 100~350	110 ~ 180	90
	190 ~ 220	80
	220 ~ 260	70
Cast alumimum alloys
AC3A, etc,
	5000 load	180
Aluminum die cast	40 ~ 100
alloys
Copper alloys	120 ~ 160	<150
	160 ~ 205	<150	DATA5
Ductill cast irons
FCD 400 ~ 700	120 ~ 170	80
	180 ~ 240	65
	240 ~ 280	55
	260 ~ 320	40
Malledable cast irols
FCMB	110 ~ 180	90
	190 ~ 220	80
	220 ~ 260	70