FLUTE GRINDING WHEELS

CUMI is one of the manufacturer today producing the complete range of wheels including Flute Grinding Wheels for the cutting industry. CUMI’s unique bond systems cater to variety of applications in the cutting tool industry. These bond systems provide better form retention and also reduces cycle time through higher material removal rate. The latest generation SG products give much higher in feeds, lower cycle time and generates high tolerances at lower cost per tool

Commonly used Machines :
HERTLINE
NORMAC
GEFRA

Parameters	Dia (mm)	Thickness (mm)	Grain Size	Grain	Bond	Benefits
Drill Flute Grinding	150 – 500	3 – 20	80 – 120	AA, SA, SG	BHK, BHX, BHP, BH99	1. Burn Free Finishing
						2. More parts / dress
						3. Longer wheel Life
Tap Flute Grinding	100 – 450	2 – 25	80 – 120	SA, RA, SG, AA	BHK, BHX, BHP, BH99	1. Burn Free Finishing
						2. More parts / dress
						3. Excellent form retention

Operation	Component	Size	Selection
			Conventional	Premium

Flute Grinding	Drill	300 x T x 127	AAIOO R19 BHK / 80	3SG 100 R19 BHX / 80
		406 x T x 203.2		BH99 / 80
		457 x T x203.2		3SA 80 R19 BHX / 80
		(T = 3 to 20 mm)		BH99 / 80

Flute Grinding	Taps	150 x T x 76.2	RA 80 R19 BHK / 80	3SA 80 R20 BHX / 80
		200 x T x 76.2
		300 x T x 76.2
		400 x T x 127	SGA 80 TDR 366 / 80	BH99 / 80
		(T = 3 to 20 mm)