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Finished Ground Tungsten Carbide Rod With Straight Hole OD 20mm Ra 0.2

Categories	Carbide Rod With Straight Hole
Brand Name:	OUQI
Model Number:	Straight Coolant Rods
Certification:	ISO9001:2008 ISO14001:2004
Place of Origin:	China
MOQ:	10pc
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
Packaging Details:	plastic box/box + Cartons
Material:	7% Cobalt
ISO Grade:	K10
Diameter:	20mm
ID:	3mm +/-0.15
Tolerance:	h6 finished ground
Surface Roughness:	Ra 0.2
Circularity:	0.02
straightness:	0.02
Density:	14.70
Hardness HHV30:	1850
T.R.S:	3500
Grain size:	0.7

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Zhuzhou TGC Cemented Carbide Co.,Ltd.

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Finished Ground Tungsten Carbide Rod With Straight Hole OD 20mm Ra 0.2

Cast iron endmills blank OD20mm carbide rods with one coolant hole

ISO K10

Cobalt: 7% , other WC 93%

Outer diameter 20mm +0.2/+0.5

Inner diameter: 3.0mm ±0.15

Length: 120mm 0/+0.5mm

Surface roughness: Raw sintered

Application: with a sub-fine grain size of 0.7μm, the hardness could be HV30 1850 and T.R.S 3500, good for making endmills for machining steel, and cast iron.

Recommended Carbide grade

Classification	K10
Co %	7
WC incl. doping	93
Density g/ cm3	14.7
Hardness HV30	1850
Fracture toughness	9.6
Transverse rupture strength	3500
Average grain size	0.7

Regular size for one central hole carbide rods:

Outer Diameter mm		Inner Diameter mm		Length mm
OD	Tol.	ID	Tol.	Length	Tol.
2.50	+0.2/+0.5	0.3	±0.1	330	0/+5.0
4.00	+0.2/+0.6	1.0	±0.15	330	0/+5.0
5.00		1.0	±0.15	330	0/+5.0
5.00		1.5	±0.15	330	0/+5.0
6.00		1.0	±0.15	330	0/+5.0
6.00		1.5	±0.15	330	0/+5.0
8.00		1.0	±0.15	330	0/+5.0
8.00		1.5	±0.15	330	0/+5.0
9.00	+0.3/+0.7	1.0	±0.15	330	0/+5.0
10.00		1.0	±0.15	330	0/+5.0
10.00		2.0	±0.2	330	0/+5.0
11.00		1.0	±0.15	330	0/+5.0
12.00		1.0	±0.15	330	0/+5.0
12.00		2.0	±0.2	330	0/+5.0
14.00		2.0	±0.2	330	0/+5.0
16.00	+0.4/+0.8	2.0	±0.2	330	0/+5.0
16.00		3.0	±0.25	330	0/+5.0
18.00		3.0	±0.25	330	0/+5.0
20.00		3.0	±0.25	330	0/+5.0
22.00		3	±0.25	330	0/+5.0
24.00		4	±0.30	330	0/+5.0
25.00		5	±0.35	330	0/+5.0

Regular size for two straight coolant holes carbide rods:

Outer Diameter mm		TK mm		Inner Diameter mm		Deviation of holes position≤(mm) a	Length mm
OD	Tol.	TK	Tol.	ID	Tol.	Deviation of holes position≤(mm) a	Length	Tol.
4.30	+0/+0.3	1.8	-0.4/0	0.800	±0.1	0.15	330	0/+5.0
5.30		2.0	-0.4/0	0.800	±0.1	0.20	330	0/+5.0
6.30		3.0	-0.5/0	1.000	±0.15	0.20	330	0/+5.0
7.30		3.5	-0.5/0	1.000	±0.15	0.20	330	0/+5.0
8.30		4.0	-0.6/0	1.000	±0.15	0.20	330	0/+5.0
9.30		4.0	-0.6/0	1.400	±0.15	0.20	330	0/+5.0
10.30		5.0	-0.6/0	1.400	±0.15	0.20	330	0/+5.0
11.30	+0/+0.4	5.0	-0.6/0	1.400	±0.15	0.28	330	0/+5.0
12.30		6.0	-0.6/0	1.750	±0.15	0.30	330	0/+5.0
13.30		6.0	-0.6/0	1.750	±0.15	0.34	330	0/+5.0
14.30		7.0	-0.6/0	1.750	±0.15	0.37	330	0/+5.0
15.30		8.0	-0.6/0	2.000	±0.2	0.37	330	0/+5.0
16.30		8.0	-0.6/0	2.000	±0.2	0.40	330	0/+5.0
17.30	+0/+0.6	9.0	-0.6/0	2.000	±0.2	0.47	330	0/+5.0
18.30		9.0	-0.6/0	2.000	±0.2	0.50	330	0/+5.0
19.30		9.0	-0.6/0	2.000	±0.2	0.50	330	0/+5.0
20.30		10.0	-0.8/0	2.500	±0.25	0.50	330	0/+5.0

General Tolerance for ground carbide rods

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.

Carbide grades

What we can provide

Product Tags:

20mm Carbide Rod With Straight Hole

Ra 0.2 Carbide Rod With Straight Hole

Finished Ground Tungsten Carbide Rods

Finished Ground Tungsten Carbide Rod With Straight Hole OD 20mm Ra 0.2

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