Product Details

Excellent performance tungsten carbide ball and seat

1.about Us

Zhuzhou Good Cemented Carbide Co.,Ltd. established in Zhuzhou City, Hunan Province, the largest tungsten carbide producing area in China and now our office moved to Changsha city, capital of Hunan province. We own a factory specialized in cemented carbide and related tools, we also do many other OEM products as request from customers. As a professional manufacturer, we are equipped with advanced equipments and specialized persons, especially have rich experience in making customized products. Over 10 years, we have been committing to "High Quality, Best Price, Sincere Service" as soul of our factory.

Our factory have a whole set of machines, including sieve shaker, press machine, sintering furnace, dryer, grinder, lathe, milling machine, cnc wire-cut machine, radial drilling machine, spark erosion drilling machine, etc. We also gathered the professional staff members in the area of designing, producing and sales and our workers are well trained and experienced.

Our main products includes: tungsten carbide inserts, cast tungsten carbide powder, geoglogical and mining tools, throw cast tungsten carbide ingots, tungsten carbide welding rods, carbide burrs, end mills and drill bits, crushing of carbide hammer and anvil, tungsten carbide glass and tile cutting wheels, precision casting parts, tungsten carbide balls, strips and plates, tungsten carbide roll rings, disc cutters and blades, brazed tips, drawing dies, blasting nozzles, cold forging dies, punching dies, new non-magnetic carbide tools, carbide wear parts, pure tungsten, etc. We can also manufacture various type of precision tools, non-standard and deep-processing products according to drawings and so on.

2.about our Advantage

1) 100% quality guarantee (ISO9001)

2) Various size for selection

3) Professional technical support

4) OEM & ODM are welcomed

5) Small order is acceptable

6) Factory service with competitive service in the market

7) Delivery in time

8) Flexible payment terms(L/C,T/T,western union, Paypal, etc.)

9) Best after-sale service

3.carbide ball and seat Description

The carbide ball and seats are used for sealing of valves of oil pumps in petroleum industry's sand containing wells,viscous oil wells,sea oil wells,high pressure sulfur resistant oil wells,compatible cemented carbide valve seats, etc.Various grades for cemented carbide balls/pellets can be supplied according to customer's drawings.The surface finish,tolerance class and tolerances of dimensions have respectively reached the standards of the machine industry.Our carbide ball and seats have the features of high strength,high wear resistance, high precision, good temperature resistance and good corrosion resistance, etc.

4.carbide ball and seat Size

Item no.	01	02	03	04	05	06	07	08
D (mm)-Ball	15.875	19.05	23.813	28.575	31.75	34.925	42.863	57.15
A (mm)	11.68	13.97	17.02	20.96	24.38	26.92	33.27	43.18
B (mm)	19.48	22.66	28.22	33.81	36.09	41.43	48.79	74.93
C (mm)	20.14	23.32	29.67	35.26	37.54	43.69	51.05	78.03
H (mm)	12 70	12 70	12 70	12 70	12 70	12 70	12 70	19 05

Note:Not all the sizes are showed in here. Other sizes are also available upon request.

5.carbide ball and seat Grades

Equivalent grade	ISO grade	WC%	Co%	Hardness (HRA±0.5)	Density (g/cm3±0.1)	TRS	Characteristics and Application
						Mps
						Min
YG6X	K01	94	6	93	14.85	2700	The fine grain size, suitable for processing of non-ferrous metal finishing and woodworking cutting tools.
YG10X	K20	90	10	92	14.45	3400	suitable for all kinds of milling cutter and hole machining tool.
YG13X	K20	86.5	13.5	90.5	14	3500	excellent abrasion resistance and toughness, suitable for carpenter's tools.
YG4	K02	96	4	92.5	15.15	2300	suitable for high hard finishing of grey cast iron.
YG6A	K10	94	6	92	14.95	2450	suitable for wire drawing die and woodworking cutting tools.
YG6X	K10	94	6	91.5	14.95	2500	applies to non-ferrous metal cutting.
YG6	K20	94	6	91	14.95	2600	Used for rough machining of non-ferrous metals.
YG8	K30	92	8	90	14.7	2700	suitable for wire drawing die, drawing die.
YG9	K40	91	9	89	14.6	2800	suitable for processing hard low grey cast iron.
YG11	K40	89	11	88.5	14.45	2900	suitable for wearing parts and mining tools.
YG12	K40	88	12	89	14.4	3000	suitable for rough machining of non-ferrous metals.
YG13	K40	87	13	88.5	14.2	3100	suitable for wear resistance and resistance to stamping parts