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ZHUZHOU JINGGONG CEMENTED CARBIDE CO., LTD.

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tungsten carbide rod in 330mm blanks and fine grinding h6

OverviewQuick DetailsPlace of Origin:Hunan, China (Mainland)Brand Name:ZZJG Brand tungsten carbide rodModel Number:K05, K10, K20, K30, K40,

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Overview

Quick Details

Place of Origin:: Hunan, China (Mainland)

Brand Name:: ZZJG Brand tungsten carbide rod

Model Number:: K05, K10, K20, K30, K40, K50

Type:: Power Tool Parts

Business Type::: Real Manufacturer

Commodity Name::: tungsten carbide rod

Material:::: WC+CO 100% virgin material

Shape:::: Round, Flat, Triangle and Special

Hardness:::: HRA87 - HRA93.5

Density:::: 14.4-14.85 g/m3

TRS:::: 2400 -- 4300 Mpa

Grain size:::: sub micro size

Surface Finish:::: blanks, grounded, polished, coating

Application:::: End mill, Micrometer, PCB Drill, etc

tungsten carbide rod in 330mm blanks and fine grinding h6

Product Description

The Specification Range of tungsten carbide rod in 330mm blanks and fine grinding h6 :

WC Grain size range: 0.3~0.5μ.m; 0.5~0.9μ.m; 1.0~1.3μ.m; 1.4~2.0μ.m.
Diameter range: 0.3mm--60mm;
Length range: 3mm--700mm;
Diameter Grade: h4(H4), h5(H5), h6(H6), h7(H7), h8(H8), h9(H9).

Sphericity tolerance range: 0.001mm ~ 0.005mm;
Linearity tolerance range: 0.001mm~0.1mm;

Surface Roughness can be reached to: RA0.04.(reach a mirror effect surface after accurate grinding)

Physical Picture of tungsten carbide rod in 330mm blanks and fine grinding h6 :

Sphericity tolerance and Circular run-out for tungsten carbide rod in 330mm blanks and fine grinding h6 :

Diameter	Surface Roughness	Sphericity	Circular run-out
2--6 mm	RA0.04	0.001	↑0.1
6.5-10 mm	RA0.04	0.001	↑0.1
10.5-14 mm	RA0.04	0.002	↑0.1
14.5-20 mm	RA0.04	0.004	↑0.05
>20 mm	RA0.04	0.005	↑0.03

Diameter Grade h4(H4), h6(H6) of tungsten carbide rod in 330mm blanks and fine grinding h6 :

Diameter	h4	H4	h6	H6
0-3.0mm	+0/-0.003	+0/-0.003	+0/-0.006	-0/+0.006
3.001-6.0mm	+0/-0.004	+0/-0.004	+0/-0.008	-0/+0.008
6.001-10.0mm	+0/-0.004	+0/-0.004	+0/-0.009	-0/+0.009
10.001-18.0mm	+0/-0.005	+0/-0.005	+0/-0.011	-0/+0.011
18.001-30.0mm	+0/-0.006	+0/-0.006	+0/-0.013	-0/+0.013
30.001-50.0mm	+0/-0.007	+0/-0.007	+0/-0.016	-0/+0.016
50.001-60.0mm	+0/-0.008	+0/-0.008	+0/-0.019	-0/+0.019

General Grade for tungsten carbide rod in 330mm blanks and fine grinding h6 :

ISO RANGE	Co%	Density	Hardness HV30	HRA	Transverse Rupture
	6%	14.8 g/cm³	1930 N/mm²	94.0	4100 MPa
K10	6%	14.9 g/cm³	1700 N/mm²	92.4	3000 MPa
	6%	14.93 g/cm³	1500 N/mm²	91.0	2600 MPa
K10-K20	8%	14.6 g/cm³	1900 N/mm²	93.7	4200 MPa
K20-K30	10%	14.45 g/cm³	1580 N/mm²	91.6	3800~4000 MPa
K2O-K30	10%	14.4 g/cm³	1600 N/mm²	92	3800 MPa
K30-K40	12%	14.2 g/cm³	1700 N/mm²	92.5	4200~4300 MPa
K50	15%	14.0 g/cm³	1150 N/mm²	87.5	2800 MPa

Features of tungsten carbide rod in 330mm blanks and fine grinding h6 :
1, high strength and high hardness.
2, excellent hardness, wear-resistance, high elastic modulus, high flexural strength,
3, good chemical stability (acid, alkali, high temperature oxidation), impact resistance,
4. good toughness, low coefficient of expansion etc,