Home Companies Hunan Boyun-Dongfang Powder Metallurgy Co., Ltd

Length 330mm Cemented Carbide Rod Grind Rods 91.2HRA For Drilling Tools

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Address: Boyun Innovation Industrial Zone, 346# Leifeng Ave,Yuelu Distric,Changsha,Hunan,China

Contact name:Lyu

Hunan Boyun-Dongfang Powder Metallurgy Co., Ltd

Length 330mm Cemented Carbide Rod Grind Rods 91.2HRA For Drilling Tools

Country/Region	china
City & Province	changsha hunan
Categories	Tool Parts

Product Details

Tungsten Carbide hexil 30° grind Rods length 330mm for Drilling tools

Our rods have different grade and right to use on different application; Specially we are produce the Nano Grain carbide (Grain＜0.2µm); Our rods are with high hardness and wear/corrosion resistance, all products with stable quality;

100% raw material;
Hip sintered, high hardness, high wear resistance;
Dimension: diameter from 6-20mm, length 330mm;
with 30° helix holes rods;
Grind with h6;

Grade Information

Grade	Co%	Grain Size of WC	Hardness	Hardness	Density	Flexural Strength	Fracture Toughness	Elastic Mod- ulus	Coefficient of Thermal Expansion
			HRA	HV₃₀	g/cm³	MPa	GPa	_MNm-3/2	0-6/℃

ST15D	9	Sub-Micron	91.2	1520	14.4	3500	13	500	5.3

D(mm)	Tolerance	L(mm)	Tolerance	TK(mm)	Tolerance	d(mm)	Tolerance	P (±0.5^o)	a_max(mm)

6.0	h6	330	+0/+5	1.90	+0/-0.20	0.70	±0.10	32.65 -0.65/+0.67	0.15
6.0	h6	330	+0/+5	2.60	+0/-0.40	0.70	±0.10	32.65 -0.65/+0.67	0.15
7.0	h6	330	+0/+5	3.70	+0/-0.40	1.00	±0.15	38.09 -0.76/+0.78	0.15
8.0	h6	330	+0/+5	3.30	+0/-0.40	1.00	±0.15	43.53 -0.86/+0.89	0.15
8.0	h6	330	+0/+5	4.00	+0/-0.40	1.00	±0.15	43.53 -0.86/+0.89	0.15
9.0	h6	330	+0/+5	4.80	+0/-0.60	1.40	±0.15	48.97 -0.97/+1.00	0.20
10.0	h6	330	+0/+5	2.70	+0/-0.40	0.80	±0.10	54.41 -1.08/+1.11	0.20
10.0	h6	330	+0/+5	4.80	+0/-0.60	1.40	±0.15	54.41 -1.08/+1.11	0.20
11.0	h6	330	+0/+5	5.30	+0/-0.80	1.40	±0.15	59.86 -1.19/+1.22	0.28
12.0	h6	330	+0/+5	3.70	+0/-0.40	1.00	±0.15	65.30 -1.30/+1.34	0.30
12.0	h6	330	+0/+5	5.40	+0/-0.60	1.50	±0.15	65.30 -1.30/+1.34	0.30
12.0	h6	330	+0/+5	6.25	+0/-0.80	1.40	±0.15	65.30 -1.30/+1.34	0.30
13.0	h6	330	+0/+5	6.50	+0/-0.80	1.75	±0.20	70.74 -1.40/+1.45	0.34
14.0	h6	330	+0/+5	4.80	+0/-0.60	1.30	±0.15	76.18 -1.51/+1.56	0.37
14.0	h6	330	+0/+5	6.00	+0/-0.60	1.60	±0.20	76.18 -1.51/+1.56	0.37
14.0	h6	330	+0/+5	7.10	+0/-0.80	1.75	±0.20	76.18 -1.51/+1.56	0.37
15.0	h6	330	+0/+5	7.70	+0/-0.80	1.75	±0.20	81.62 -1.62/+1.67	0.40
16.0	h6	330	+0/+5	4.90	+0/-0.60	1.40	±0.15	87.06 -1.73/+1.78	0.40
16.0	h6	330	+0/+5	5.70	+0/-0.60	1.50	±0.15	87.06 -1.73/+1.78	0.40
16.0	h6	330	+0/+5	8.30	+0/-0.80	1.75	±0.20	87.06 -1.73/+1.78	0.40
17.0	h6	330	+0/+5	8.90	+0/-0.80	1.75	±0.20	92.50 -1.84/+1.89	0.47
18.0	h6	330	+0/+5	6.30	+0/-0.80	1.70	±0.20	97.95 -1.94/+2.00	0.50
18.0	h6	330	+0/+5	9.55	+0/-0.80	2.00	±0.25	97.95 -1.94/+2.00	0.50
19.0	h6	330	+0/+5	10.10	+0/-0.80	2.00	±0.25	103.39 -2.05/+2.12	0.50
20.0	h6	330	+0/+5	6.00	+0/-0.60	1.00	±0.15	108.83 -2.16/+2.23	0.50
20.0	h6	330	+0/+5	10.40	+0/-1.00	2.00	±0.25	108.83 -2.16/+2.23	0.50

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