Zhuzhou Superior Cemented Carbide Co., Ltd is located in Zhuzhou
city, Hunan Province, China.
SPR has the most advanced tungsten carbide production equipment and
precision testing equipment. Automatic and highly efficient
inclinable ball mill machine, high precision fully automatic TPA
press machine, imported HIP sintering furnaces, under the constant
temperature and humidity controlled production environment,
especially the automatized production equipment, guarantee in all
way the stability of products' quality and the highest efficiency
SPR is specialized in producing high performance tungsten carbide
button bits, be widely used for hammer drilling tools, DTH (Down
the Hole) drilling tools, anchor drill systems (IBO),rotary
drilling tools, cutting pick, as well as tunnel excavation. Our bit
type is including Chisel Bits, Cross Bits, X-type Bits, Drag Bits,
Tricone Bits and so on. The high pneumatic DTH button bit is our
star product. We used the high cost performance to win the approve
of kennametal, Sandvik and other famous company in
Now we formed coal mining button bit, button bit for construction,
mining button bit, drill bit for oil field, four leading products,
in addition to covering the range of products sold in major
domestic cities, also exported to Australia, Korea, Europe,
America, Southeast Asia, ect. more thirty countries and regions.
1, Can be customized according to specific requirements: hardness,
wear resistance, toughness, high temperature resistance.
2, Have a special after-sale service team: to shoot problems with
customized solutions according to customer’s real usage.
Advanced technical team:
One senior doctor, two national technical experts, and in
cooperation with well-known colleges and universities and
scientific research institutions in China, to build a solid R &
D platform, to achieve a production generation, a reserve
generation, R & D generation of new product innovation research
and development system.
Have been in rock drilling wolfram carbide insert buttons industry
for more than 20 years.
Our regular clients’ main market is USA, Japan, Korea, etc.
Now we are selling 50ton per month both domestic and abroad,
including the initial 50ton/ year of foreign trade, and increased
significantly year by year.