Spiral Fluted taps(SFT), description about OSG Taiwan for difficult to machine materials Spiral Fluted taps on China Suppliers Mobile

Specifications

CPM-SFT
1.For difficult to machine material
2. Scraps do not leave behind in the hole

OSG Taiwan Spiral Fluted taps for difficult to machine materials

(1) Product introduction

1.Feature	(1)For difficult to machine material. (2)Material adpot powder metallurgy steel with sprial angle of 150 to increase wear resistance .
2.Application	(1)Work materials whose chips in continuous coil form . (2)Suitable for blind holes tapping. (3)Most suitable for tapping material such as high carbon steels, tool steels and steel alloy forgings. This tap can also be used to tap quenched and tempered materials with hardness of 20~45HRC.
3.Production range	Metric(M)=M1 ~ M48 Unified (U)=NO.0~1-1/2" Withworth(W)=W1/8~1-1/2"
4.Dimention	JIS specification
5.Thread limit	OH class
6.Matreial	Powder metallurgy high speed steel
7.Certification	ISO 9001 (Certified in Y1997)
8.Surface treatment	None
9.Lubrication	Water soluble,vegitable oil, emulsion,mineral oil and so on....
10.Machine	CNC,automatic lathe,verticla (horizontal)machine,drilling machine,manual feed ,and so on …
11.Applicable industries	All kinds of auto (motor)parts,moulds,electronic components ans so on…

(2) Cutting speed and lubrication selection

Place of origin	Brand	Model	Work material	Suitable cutting speed (m/min)	Suitable lubrication
Taiwan	TOSG	CPM-SFT	High carbon steel	6~9	Non-water soluble,vegetable oil,tapping paste
			Hardened steels(HRC20-45)	3~5
			Tool steel	6~9

(3) Cutting depth

Model	Chamfer length (Number or threads)	TAP diameter
		Through hole		Blind hole
		<1.5D	>1.5D	<1.5D	>1.5D
CPM-SFT	3			V	V

(4)Selection Chart

V:Excellent O:Good