Tungsten Carbide Burrs
TC Burrs HICOAT®
Advantages
Coating HC-HT
for high temperature resistant materials
■Effective chip discharge due to improved
■Mainly used for high temperature resistant
anti-adhesion characteristics.
non-ferrous metals.
■Low thermal loads.
■Low friction values, low heat build-up.
■More effective production by working at
■Good combination of wear and
higher speeds.
oxidisation resistance. Result: reduced
■Longer tool life.
chemical wear.
Coating types
Coating HC-NFE
for aluminium and non-ferrous metals
Coating HC-FE
■Mainly used for long-chipping and cloying
for iron and steel materials
non-ferrous metals.
■Multi-purpose coating for steel and cast
■Highest standard of stock removal and tool
iron.
life.
■High wear resistance.
■Improved anti-friction and anti-adhesion
■High resistance against thermal changes.
characteristics.
■Tough coating.
Note:
Coating HC-FE
Coating HC-HT
Coating HC-NFE
for iron and steel
for high-temperature
for non-ferrous metals
■Normally, all tungsten burrs are available
materials
resistant materials
with coatings.
■Please ask about alternative models and
coatings.
Recommended rotational speed range
To determine the recommended cutting speed
➌ Select the cut.
➎ Select the required burr diameter.
[m/min], please proceed as follows:
➍ Establish the cutting speed range.
➏ The cutting speed range and the burr
➊ Select the material group
diameter determine the recommended
that is to be machined.
To determine the recommended rotational
rotational speed range [RPM].
➋ Determine the type of application.
speed [RPM], please proceed as follows:
➊ Material groups
➋ Application
➌ Cut
Coating
➍ Cutting speed
Non-hardened, non-heat
Construction steels, carbon steels,
treated steels up to
tool steels, non-alloyed steels, case-
HC-FE
450 - 600 m/min
Steel,
1200 N/mm² (< 38 HRC)
hardened steels, cast steels
Coarse machining =
3 PLUS
cast steel
Hardened, heat-treated
high stock removal
Tool steels, tempering steels,
steels exceeding
HC-FE
250 - 350 m/min
alloyed steels, cast steels
1200 N/mm² (> 38 HRC)
Coarse machining =
600 - 1.100 m/min
high stock removal
Soft non-ferrous metals
Alu-alloys, brass, copper, zinc
ALU
HC-NFE
Fine machining =
900 - 1.100 m/min
Non-ferrous
low stock removal
metals
Nickel based alloys, cobalt based
High-temperature
Coarse machining =
alloys (aircraft engine and turbine
4
HC-HT
300 - 450 m/min
resistant materials
high stock removal
construction)
Cast iron with flake graphite EN-GJL,
Grey cast iron,
with nodular graphite cast iron
Coarse machining =
Cast iron
3 PLUS
HC-FE
450 - 600 m/min
white cast iron
EN-GJS, white annealed cast iron EN-
high stock removal
GJMW, black cast iron EN-GJMB
Example
➏ Cutting speed [m/min]
Tungsten carbide burr, cut 3 PLUS,
➎
250
300
350
450
600
900
1.100
Diameter: 12 mm.
Dia.
Coarse machining of non-hardened, non-heat-
[mm]
Rotational Speed [RPM]
treated steels.
3
27.000
32.000
37.000
48.000
64.000
95.000
117.000
Cutting speed: 450 - 600 m/min
6
13.000
16.000
19.000
24.000
32.000
48.000
59.000
Rotational speed: 12.000 - 16.000 RPM
8
10.000
12.000
14.000
18.000
24.000
36.000
44.000
10
8.000
10.000
12.000
14.000
19.000
29.000
35.000
12
7.000
8.000
9.000
12.000
16.000
24.000
29.000
24
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