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Solid Carbide Helical Coolant Hole Rod K15 OD 8.3mm Tungsten Rod Stock

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Zhuzhou TGC Cemented Carbide Co.,Ltd.

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Brand Name :	OUQI
Model Number :	Helical Coolant Rods
Certification :	ISO9001:2008 ISO14001:2004
Price :	negotiable
Payment Terms :	L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability :	5000kgs per month
Delivery Time :	Standard products in one week

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OD8.3mm Solid carbide helical coolant holes blank for making endmills drills

ISO K15

Cobalt: 6%

Outer diameter: 8.3mm +0.3

Inner diameter: 1.0 +/-0.15

TK: 3.5mm

Pitch: 42.53mm

Length: 330mm +3mm

Surface roughness: Raw sintered Ra 6.3 or as required

Application: for gun drills with an adapted relation between hardness and toughness. Suitable also for diamond-coated solid carbide tools..

Grade datasheet:

For more grades details, please kindly check the general datasheet in the following details:

Regular size for two helical coolant rods 30°:

Outer Diameter mm		TK mm		Inner Diameter mm		Deviation of holes position≤(mm) a	Pitch mm
OD	Tol.	TK	Tol.	ID	Tol.	Deviation of holes position≤(mm) a	P	Tol.
3.30	+0/+0.3	1.7	-0.3/0	0.400	±0.1	0.80	16.32	±0.23
4.30	+0/+0.4	2.2	-0.3/0	0.600	±0.15	0.80	21.77	±0.31
5.30		2.6	-0.4/0	0.700	±0.15	0.10	27.21	±0.38
6.30		2.6	-0.4/0	0.700	±0.15	0.13	32.65	±0.46
6.30		2.6	-0.4/0	1.000	±0.15	0.15	32.65	±0.46
7.30		3.7	-0.4/0	1.000	±0.15	0.15	38.09	±0.54
8.30		4.0	-0.4/0	1.000	±0.15	0.15	43.53	±0.62
8.30		3.5	-0.4/0	1.000	±0.15	0.15	42.53	±0.62
8.30		2.8	-0.4/0	1.000	±0.15	0.15	43.53	±0.62
9.30		4.8	-0.6/0	1.400	±0.15	0.20	48.97	±0.62
10.30	+0/+0.6	4.8	-0.6/0	1.400	±0.15	0.20	54.41	±0.77
10.30		2.6	-0.4/0	0.700	±0.15	0.20	54.41	±0.77
10.30		3.0	-0.4/0	1.000	±0.15	0.20	54.41	±0.77
10.30		5.0	-0.6/0	1.400	±0.15	0.20	54.41	±0.77
11.30		5.3	-0.8/0	1.400	±0.15	0.28	59.86	±0.85
12.30		6.3	-0.8/0	1.400	±0.15	0.30	65.3	±0.92
12.30		6.0	-0.8/0	1.750	±0.2	0.30	65.3	±1.00
13.3		6.5	-0.8/0	1.750	±0.2	0.34	70.74	±1.08
14.3		7.1	-0.8/0	1.750	±0.2	0.37	16.18	±1.08
14.3		3.5	-0.4/0	0.800	±0.15	0.37	76.18	±1.08
14.3		4.5	-0.6/0	1.400	±0.15	0.37	76.18	±1.08
15.3		7.7	-0.8/0	1.750	±0.2	0.4	81.62	±1.08
16.3		8.3	-0.8/0	1.750	±0.2	0.4	87.06	±1.23
16.3		8	-0.8/0	2.000	±0.2	0.4	87.06	±1.23
17.3		8.9	-0.8/0	1.750	±0.2	0.47	92.5	±1.31
18.3		9.55	-0.8/0	2.000	±0.2	0.5	97.95	±1.38
18.3		9.15	-0.8/0	1.750	±0.2	0.5	97.95	±1.38
19.3		10	-0.8/0	2.000	±0.2	0.5	103.39	±1.46
20.3		10.4	-1.0/0	2.000	±0.2	0.5	108.83	±1.54

General tolerance for the h6 finished ground solid carbide rods
Diameter	Tolerance μm	Length	Tolerance	Straightness	Tolerance	Circularity	Tolerances
＜3.0	-6/0	＜100.0	+0.5/+1.0	＜4.0	0.07	<3,0	2,0 micron
3.0-6.0	-8/0	100.0-165.0	+1.0/+2.5	4.5-5.0	0.06	3,0- 6,0	2,5 micron
6.0-1.0	-9/0	165.0-335.0	+1.0/+6.0	5.5-12	0.05	6,1-10,0	3,0 micron
10.0-18.0	-11/0			＞12.5	0.04	10,1-18,0	3,5 micron
18.0-30.0	-13/0					18,1- 30,0	4,0 micron
30.0-50.0	-16/0					30,1- 50,0	5,0 micron

Our tungsten carbide rods:

100% virgin material, no recycled material
Spray drying tower and HIP sintering furnace
Constant excellent quality
Large stock for all sizes, the regular products can be shipped in 3 days, and the special rods can be ground in one week.
100% inspected before delivery. The inspection including raw material and dimension report will be sent you before delivery
Excellent grinding quality, Straightless and circularity could be 0.05 or 0.02.

Solid Carbide Helical Coolant Hole Rod K15 OD 8.3mm Tungsten Rod Stock

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