Model Number: 180 Brand Name: zzhj Key Specifications/Special Features: Description Solid tungsten carbide grounding rods, solid ground rodsWith high hardness and wear/corrosion resistance, suitable for the manufacturing of various kind of solidcementedcarbide tools for the machining of heat-resistant ally and Ti alloy, also suitable for the manufacturing of micro drills usedfor machining PCB.Dimension: diameter from 3-25mm, length from 38-330mm;With one coolant hole or two coolant holes or without coolant hole;

Ground and unground;

High Quality ground solid carbide Rods

Extrusion pressing, HIP sintering

Good abrasion resistance

Application:used in welding/ making the drill bits/endmills/reamers .automobile special cutters, printed circuit board specialcutters, engine special cutters, Horologe processing special cutters, integral vertical milling cutter, graver and more.
Besides, they can but used for making of cemented carbide stamping head, Core bar and perforation tools.
The Specification Range of extruded Grounded Tungsten Carbide Rod WC Grain size range: 0.3~0.5μ.m; 0.5~0.9μ.m; 1.0~1.3μ.m; 1.4~2.0μ.m.
Length range: 3mm-600mm; (General
Length: 100mm, 300mm, 320mm, 330mm)
Diameter Grade: h4(H4), h5(H5), h6(H6), h7(H7), h8(H8), h9(H9), etc.
Good grinding machine to ensure the sphencity & the Linearity of rod at higher level standard;
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 fine grinding)

ISOCode	Co%	Density	Hardness		TransverseRupture
			HV30	HRA
K10	6%	14.8g/cm	1930N/mm	94.0	4100MPa
	6%	14.9g/cm	1700N/mm	92.4	3000MPa
	6%	14.93g/cm	1500N/mm	91.0	2600MPa
K10-K20	8%	14.6g/cm	1900N/mm	93.7	4200MPa
	8%	14.8g/cm	1500N/mm	91.0	3800MPa
K2O-K30(HotSale)	10%	14.4g/cm	1650N/mm	92.2	4400MPa
	10%	14.08g/cm	1500N/mm	91.0	3300~3700Mpa
K30-K40	12%	14.1g/cm	1700N/mm	92.5	4100MPa
K50	15%	14.0g/cm	1150N/mm	87.5	2800MPa