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Carbide Rods With Two Straight Holes Factory
Carbide Rods With Two Straight Holes Factory
Carbide Rods With Two Straight Holes Factory
Carbide Rods With Two Straight Holes Factory
- Type Specification: ØD × 2Ød x TKØ ×L.
- Application: for making cutting tools, for example drills with two straight holes.
- Diameter: 3 mm to 20 mm.
- Length: standard 330 mm or customized.
- Surface: blank or h6 ground.
- Material: WC + Cobalt.
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Product Name Carbide rods with two straight holes factory
Material WC + CO
Grade K05-K10, K20-K40
Grain Size Ultra Fine
Hardness 92 HRA, 92.3HRA
T.R.S 3000 MPa, 3800 MPa
Surface Blank or Ground
Application Used for making drills with two straight holes

Grade properties of Carbide rods with two straight holes

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 applications of Carbide rods with two straight holes

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

Regular sizes of Carbide rods with two straight holes

D (mm) Tol.of D(mm) TK (mm) Tol.of TK (mm) d (mm) Tol.of d(mm) L (mm) Tol.of L(mm)
3.3 +/- 0.3 1.5 +/- 0.15 0.5 +/- 0.10 330 0~+5.0
4.3 +/- 0.3 2.0 +/- 0.2 0.6 +/- 0.10 330 0~+5.0
5.3 +/- 0.3 2.6 +/- 0.2 0.8 +/- 0.10 330 0~+5.0
6.3 +/- 0.3 3.0 +/- 0.2 0.9 +/- 0.10 330 0~+5.0
7.3 +/- 0.3 3.2 +/- 0.2 1.0 +/- 0.15 330 0~+5.0
8.3 +/- 0.3 3.5 +/- 0.2 1.2 +/- 0.15 330 0~+5.0
9.3 +/- 0.3 3.7 +/- 0.3 1.4 +/- 0.15 330 0~+5.0
10.3 +/- 0.3 4.3 +/- 0.3 1.6 +/- 0.15 330 0~+5.0
11.4 +/- 0.3 4.8 +/- 0.4 1.8 +/- 0.15 330 0~+5.0
12.4 +/- 0.3 5.0 +/- 0.4 1.8 +/- 0.25 330 0~+5.0
13.4 +/- 0.3 5.5 +/- 0.5 1.8 +/- 0.25 330 0~+5.0
14.5 +/- 0.3 5.5 +/- 0.5 1.8 +/- 0.25 330 0~+5.0
15.5 +/- 0.3 5.5 +/- 0.5 1.8 +/- 0.25 330 0~+5.0
16.5 +/- 0.3 5.5 +/- 0.5 1.8 +/- 0.25 330 0~+5.0
17.5 +/- 0.3 6.0 +/- 0.5 2.0 +/- 0.25 330 0~+5.0
18.5 +/- 0.3 6.0 +/- 0.5 2.0 +/- 0.30 330 0~+5.0
19.5 +/- 0.3 6.0 +/- 0.5 2.0 +/- 0.30 330 0~+5.0
20.5 +/- 0.3 6.0 +/- 0.5 2.0 +/- 0.30 330 0~+5.0

Product details of Carbide rods with two straight holes

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