Product Details
HRA 91.2 Tungsten carbide burr blank BSK-9 Cone type for stainless
steel.
Dimension:
Diameter: 1"
Length: 41/64"
Carbide burrs type: BSK-9 Cone type
T.R.S >1800
Hardness HRA 91.2
Application: Good wear-resistance and high hardness for making
burrs for stainless steel
Material with 6% Cobalt, the hardness could be HRA 91.2 with fine
grain size. High hardness is suitable for machining many kinds of
metals.
Regular sizes for BSH carbide burrs
BLANK DESIGNATION | A | B | C |
NOMINAL | ACTUAL | NOMINAL | ACTUAL |
BSK-3 | 3/8 | 0.390± 0.005 | 5/16 | 0.3130.010 | 0.032±0.005 |
BSK-5 | 1/2 | 0.515±0.005 | 3/8 | 0.375±0.010 | 0.032±0.005 |
BSK-6 | 5/8 | 0.640±0.005 | 31/64 | 0.484±0.010 | 0.063±0.005 |
BSK-7 | 3/4 | 0.767±0.006 | 35/64 | 0.547±0.010 | 0.063±0.005 |
BSK-9 | 1 | 1.019±0.007 | 41/64 | 0.641 ±0.010 | 0.125±0.005 |
General Carbide grades
Cobalt 6%
Hardness 90-91 HRA
Density 14.85-14.95 g/cm3
Grain size 1.2-3.0μm
Tungsten carbide burrs can be used with both electrically-powered
and pneumatically-powered hand-held tools to cut the most diverse
types of material, such as aluminum, brass, titanium alloys, cast
iron, copper, zinc alloys, bronze, nickel, various plastics, alloy
steels, etc. They can be used on a wide range of pneumatic,
electric and flexible drive tools.
Description of our carbide burrs
- Effective freehand stock removal
- Weld preparation and removal (no contamination)
- Dressing and fettling
- Long lifetime
- High safety during working
What we can provide
Company Profile


Zhuzhou TGC Cemented Carbide Co., Ltd. is a Sino-foreign joint
venture established in 2013 and located in GECKOR Xinma Industrial
Park in Tianyuan District, Zhuzhou, where there are well-developed
traffic and logistics and modern standard workshops.

The company is mainly engaged in the processing and production of
rods by employing Italian production lines and operations
management mode experienced key technical personnel and Italian
imported main processing equipment. We have passed the ISO9001
quality management system certification. Having at present monthly
productivity of approx and cooperation established with famous
Chinese cemented carbide manufacturers, we can offer rods, plates,
buttons, discs, rotary burrs, and other profiled and non-standard
cemented carbide products and blanks.

The company has since its establishment always stuck to
technological innovations and aftersales services first, united,
efficient and pragmatic management, the satisfaction of customer
needs as the core of our business activities, and “Quality is the
lifeline of a company &Service is the soul of our survival” as
our tenet.
