|
Grade
|
ISO Code
|
Grain Size
|
Cobalt
|
Density (g/cm3)
|
Hardness (HRA)
|
T.R.S(Mpa)
|
|
UBT05
|
K05-K10
|
1.0
|
6.0
|
14.95
|
92
|
3000
|
|
UBT10
|
K05-K10
|
0.4
|
6.0
|
14.8
|
94
|
3800
|
|
UBT20F
|
K20-K40
|
0.8
|
10.2
|
14.5
|
91.5
|
3900
|
|
UBT20
|
K20-K40
|
0.6
|
10.2
|
14.3
|
92.3
|
3800
|
|
UBT25
|
K20-K40
|
0.4
|
12
|
14.1
|
92.5
|
4200
|
|
UBT30
|
K30-K40
|
1.5
|
15
|
14
|
87.6
|
4000
|
|
Grade
|
Recommended application
|
|
UBT05
|
Drill, endmill and burr are recommended. Especially suitable for cutting non-ferrous metal and graphite (coating is needed)
|
|
UBT10
|
Ultrafine grain size, with good wear resistant. Higher wear resistant endmill and engraving tools are recommended. Suitable for
cutting PCB and plastic |
|
UBT20F
|
Drill and endmill are recommended. Suitable for cutting general steel (HRC<48), grey cast iron, stainless steel and heat resistant
alloy. |
|
UBT20
|
Drill and endmill are recommended. Suitable for cutting stainless steel, heat resistant alloy and cast iron
|
|
UBT25
|
Ultrafine grain size, high cobalt content with excellent hardness and toughness, endmill and reamer are recommended, especially
suitable for cutting steel(HRC:45-55), aluminum alloy and titanium alloy. |
|
UBT30
|
Suitable for making punching of moulds, tools and anti-vibration boring bar etc.
|
|
D(mm)
|
Tolerance(mm)
|
L(mm)
|
Tol.of L(mm)
|
|
0.3
|
h6
|
330
|
0~+1.5
|
|
0.5
|
h6
|
330
|
0~+1.5
|
|
0.7
|
h6
|
330
|
0~+1.5
|
|
0.9
|
h6
|
330
|
0~+1.5
|
|
1.0
|
h6
|
330
|
0~+1.5
|
|
1.2
|
h6
|
330
|
0~+1.5
|
|
1.4
|
h6
|
330
|
0~+1.5
|
|
1.5
|
h6
|
330
|
0~+1.5
|
|
1.6
|
h6
|
330
|
0~+1.5
|
|
1.7
|
h6
|
330
|
0~+1.5
|
|
1.8
|
h6
|
330
|
0~+1.5
|
|
1.9
|
h6
|
330
|
0~+1.5
|
|
2.0
|
h6
|
330
|
0~+1.5
|
