Basic Info.
Logo Printing
Without Logo Printing
Size
Small
Customized
Standard or Customized
Type
Cutting Tool
Material
Tungsten Carbide
Certification
ISO 9001:2008, ISO 9001:2000
Structure
Bed Type
Milling Cutter Type
Vertical Milling Cutter
Milling Cutter Structure
Indexable Type
Controlling Mode
Program Control
Automatic Grade
Semiautomatic
Precision
Precision
Object
Metal
Application
for Machining Grooves and Step Surfaces, etc.
Suitable for
Iron, Cast Iron, Common Steel, Hardened Steel Und
Usage
General High Speed Cutting
Cutting Form
Flat, Ball Nose, Corner Radius, Roughing
Work Piece
HRC 45, 55, 60, 65, 68
Length
50mm-150mm, Customized
Flutes Number
2, 3, 4, 6
Package
1 PCS in a Plastic Tube, 10 PCS Per Group
Transport Package
Plastic Box, Standard Export Carton
Specification
33X23X19cm
Trademark
GW
Origin
Zhuzhou, Hunan, China
HS Code
8207709000
Production Capacity
50000 PCS/Month
Packaging & Delivery
Package Size
15.00cm * 10.00cm * 2.00cm
Package Gross Weight
0.100kg
Product Description
Tungsten carbide tapered HRC55 4F end mill BLACK-COATING
We provide high quality tungsten carbide endmills with the following description
1. Chemical Composition: 10%-12%Co-WC,100% raw material.
2. Physical and Machinal properties: Density: 14.40-14.65g/cm3 Hardness: HRA91.8-92.5 TRS> 3600N/mm2, Helix angle 30°-45 °.
3, Diameter of cutting edge 0.2-0.9 mm; 1-20 mm
4, Organizational Structure: WC mean grain size: 0.4-0.6um
5. Corresponds to International Standards: K20-K30, K20-K40
6, Suitable for: Machining of cast iron, nonferrous alloy, nonferrous metals, fireproof alloy, Titanium alloy, alloy steel, carbon steel and other non-metallic. It has suitable for finishing processing the grooves and side. Meanwhile, it can be processing in high speed and high efficiency which the material HRC>60
Introduction of the carbide materials of the End mill
Carbide Grade | Technical Details of tungsten carbide rod |
10U | Co:10% WC 89% rare element: 1% HRA: 90.5°Grain Size: 0.75um |
12U | Co:12% WC 85% rare element: 3% HRA: 92.5°Grain Size: 0.4um |
K40 | Co:12% WC 84% rare element: 4% HRA: 93°Grain Size: 0.4um |
K44 | Co:12% WC 84% rare element: 4% HRA: 93.5°Grain Size: 0.4um |
The materials to be cut
Carbide Grade | HRC of End mill | Materials to be cut |
10U | HRC45-50 | For cutting the materials under HRC35 |
12U | HRC55-58 | For cutting the materials under HRC50 |
K40 | HRC60-62 | For cutting the materials under HRC55 |
K44 | HRC65-70 | For cutting the materials under HRC63 |
Corresponding Coating
Carbide Grade | HRC of End mill | Corresponding Coating |
10U | HRC45-50 | AlTiN |
12U | HRC55-58 | TiAlN |
K40 | HRC60-62 | TiSlN |
K44 | HRC65-70 | Nano |
Introduction of carbide materials of the End mill
AlTiN | TiAlN | TiSlN | Nano | |
Hardness(HV) | 3200 | 2800 | 3600 | 42(GPA) |
Thickness(UM) | 2.5-3 | 2.5-3 | 3 | 3 |
Oxidation Temp(°) | 900 | 800 | 1000 | 1200 |
Friction Coefficient | 0.3 | 0.3 | 0.45 | 0.4 |
Color | Black | Violet | Copper | Blue |
2. Application
Used for cutting Carbon steel, Tool steel, Mould steel, Stainless steel, Titanium alloy, Copper, Cast Iron and Aluminium, etc.
Grinding equipment: WALTER, ANCA, ROLLOMATIC
Testing equipment: ZOLLER
3. Coating
Coating | Color | Coating Temperature | Thickness (um) | HV | Application Temperature | Friction coefficient |
TiAlN | Purple-Gray | <600°C | 3-5 | 3300 | 800 °C | 0.3 |
AlTiN | Black | <600 °C | 3-5 | 3500 | 900 °C | 0.3 |
TiSiN | Copper | <600 °C | 3-5 | 3500 | 1500 °C | 0.4 |
NaNo | Blue | <600 °C | 3-5 | 3800 | 1200 °C | 0.4 |
CrN | Silver Gray | <480 °C | 2-2.5 | 2500 | 700 °C | 0.3 |
Standard Sizes:
Order No. | Flute dia (d) | Cutting length ( l ) | Shank dia (D) | Overall length(L) |
1.0×2.5×4D×50L | 1.0 | 2.5 | 4 | 50 |
1.5×4×4D×50L | 1.5 | 4 | 4 | 50 |
2.0×5×4D×50L | 2.0 | 5 | 4 | 50 |
2.5×7×4D×50L | 2.5 | 7 | 4 | 50 |
3.0×8×4D×50L | 3.0 | 8 | 4 | 50 |
3.5×10×4D×50L | 3.5 | 10 | 4 | 50 |
4.0×10×4D×50L | 4 | 10 | 4 | 50 |
4.5×11×6D×50L | 4.5 | 11 | 6 | 50 |
5.0×13×6D×50L | 5.0 | 13 | 6 | 50 |
5.5×13×6D×50L | 5.5 | 13 | 6 | 50 |
6.0×15×6D×50L | 6.0 | 15 | 6 | 50 |
6.5×15×8D×60L | 6.5 | 15 | 8 | 60 |
7.0×17×8D×60L | 7.0 | 17 | 8 | 60 |
7.5×17×8D×60L | 7.5 | 17 | 8 | 60 |
8.0×20×8D×60L | 8.0 | 20 | 8 | 60 |
8.5×25×10D×75L | 8.5 | 25 | 10 | 75 |
9.0×25×10D×75L | 9.0 | 25 | 10 | 75 |
9.5×25×10D×75L | 9.5 | 25 | 10 | 75 |
10.0×25×12D×75L | 10.0 | 25 | 12 | 75 |
10.5×25×12D×75L | 10.5 | 25 | 12 | 75 |
11.0×28×12D×75L | 11.0 | 28 | 12 | 75 |
11.5×28×12D×75L | 11.5 | 28 | 12 | 75 |
12.0×30×12D×75L | 12.0 | 30 | 12 | 75 |
13.0×33×16D×100L | 13.0 | 33 | 16 | 100 |
14.0×40×16D×100L | 14.0 | 40 | 16 | 100 |
15.0×40×16D×100L | 15.0 | 40 | 16 | 100 |
16.0×40×16D×100L | 16.0 | 40 | 16 | 100 |
17.0×40×20D×100L | 17.0 | 40 | 20 | 100 |
18.0×40×20D×100L | 18.0 | 40 | 20 | 100 |
19.0×40×20D×100L | 19.0 | 40 | 20 | 100 |
20.0×40×20D×100L | 20.0 | 40 | 20 | 100 |
25.0×40×25D×100L | 25.0 | 40 | 25 | 100 |

HRC choice: HRC38-45, HRC45-50, HRC55-58, HRC60-62, HRC65-70
Coating choice: AITiN, AICrSiN, AITiCrSIN, TiSiN, NACO-BLUE
Materials to be cut: original steel, cast iron, Aluminum, copper, graphite, plastics,
Titanium , alloy, harden steel, stainless steel, HSS etc.
Code No. | Diamter d | Cutting length l | Total length L | Shank D | Flutes Z |
2GW1-01002050 | 1 | 3 | 50 | 4 | 2 |
2GW1-01504050 | 1.5 | 4 | 50 | 4 | 2 |
2GW1-02050500 | 2 | 5 | 50 | 4 | 2 |
2GW1-02507050 | 2.5 | 7 | 50 | 4 | 2 |
2GW1-03008050 | 3 | 8 | 50 | 4 | 2 |
2GW1-04010050 | 4 | 10 | 50 | 4 | 2 |
2GW1-04015075 | 4 | 15 | 75 | 4 | 2 |
2GW1-04020100 | 4 | 20 | 100 | 4 | 2 |
2GW1-05012050 | 5 | 13 | 50 | 6 | 2 |
2GW1-06015050 | 6 | 15 | 50 | 6 | 2 |
2GW1-06020075 | 6 | 20 | 75 | 6 | 2 |
2GW1-06020100 | 6 | 30 | 100 | 6 | 2 |
2GW1-06020060 | 8 | 20 | 60 | 8 | 2 |
2GW1-08025075 | 8 | 25 | 75 | 8 | 2 |
2GW1-08025100 | 8 | 35 | 100 | 8 | 2 |
2GW1-010025075 | 10 | 25 | 75 | 10 | 2 |
2GW1-010040100 | 10 | 40 | 100 | 10 | 2 |
2GW1-012020075 | 12 | 30 | 75 | 12 | 2 |
2GW1-012040100 | 12 | 40 | 100 | 12 | 2 |
2GW1-014020080 | 14 | 30 | 80 | 14 | 2 |
2GW1-014100100 | 14 | 40 | 100 | 14 | 2 |
2GW1-016040100 | 16 | 40 | 100 | 16 | 2 |
2GW1-018040100 | 18 | 40 | 100 | 18 | 2 |
2GW1-020040100 | 20 | 40 | 100 | 20 | 2 |
2GW1-06040150 | 6 | 40 | 150 | 6 | 2 |
2GW1-08050150 | 8 | 50 | 150 | 8 | 2 |
2GW1-010050150 | 10 | 50 | 150 | 10 | 2 |
2GW1-012050150 | 12 | 50 | 150 | 12 | 2 |
2GW1-014060150 | 14 | 60 | 150 | 14 | 2 |
2GW1-016060150 | 16 | 60 | 150 | 16 | 2 |
2GW1-018060150 | 18 | 60 | 150 | 18 | 2 |
2GW1-020060150 | 20 | 60 | 150 | 20 | 2 |
3 flutes Flat End Mill

HRC choice: HRC38-45, HRC45-50, HRC55-58, HRC60-62, HRC65-70
Coating choice: AITiN, AICrSiN, AITiCrSIN, TiSiN, NACO-BLUE
Materials to be cut: original steel, cast iron, Aluminum, copper, graphite, plastics,
Titanium , alloy, harden steel, stainless steel, HSS etc.
Code No. | Diamter d | Cutting length l | Total length L | Shank D | Flutes Z |
3GW1-01003050 | 1 | 3 | 50 | 4 | 3 |
3GW1-01504050 | 1.5 | 4 | 50 | 4 | 3 |
3GW1-02050500 | 2 | 5 | 50 | 4 | 3 |
3GW1-02507050 | 2.5 | 7 | 50 | 4 | 3 |
3GW1-03008050 | 3 | 8 | 50 | 4 | 3 |
3GW1-04010050 | 4 | 10 | 50 | 4 | 3 |
3GW1-04015075 | 4 | 15 | 75 | 4 | 3 |
3GW1-04020100 | 4 | 20 | 100 | 4 | 3 |
3GW1-05013050 | 5 | 13 | 50 | 6 | 3 |
3GW1-06015050 | 6 | 15 | 50 | 6 | 3 |
3GW1-06020075 | 6 | 20 | 75 | 6 | 3 |
3GW1-06030100 | 6 | 30 | 100 | 6 | 3 |
3GW1-06020060 | 8 | 20 | 60 | 8 | 3 |
3GW1-08025075 | 8 | 25 | 75 | 8 | 3 |
3GW1-08035100 | 8 | 35 | 100 | 8 | 3 |
3GW1-010025075 | 10 | 25 | 75 | 10 | 3 |
3GW1-010040100 | 10 | 40 | 100 | 10 | 3 |
3GW1-012030075 | 12 | 30 | 75 | 12 | 3 |
3GW1-012040100 | 12 | 40 | 100 | 12 | 3 |
3GW1-014030080 | 14 | 30 | 80 | 14 | 3 |
3GW1-014100100 | 14 | 40 | 100 | 14 | 3 |
3GW1-016040100 | 16 | 40 | 100 | 16 | 3 |
3GW1-018040100 | 18 | 40 | 100 | 18 | 3 |
3GW1-020040100 | 20 | 40 | 100 | 20 | 3 |
3GW1-06040150 | 6 | 40 | 150 | 6 | 3 |
3GW1-08050150 | 8 | 50 | 150 | 8 | 3 |
3GW1-010050150 | 10 | 50 | 150 | 10 | 3 |
3GW1-012050150 | 12 | 50 | 150 | 12 | 3 |
3GW1-014060150 | 14 | 60 | 150 | 14 | 3 |
3GW1-016060150 | 16 | 60 | 150 | 16 | 3 |
3GW1-018060150 | 18 | 60 | 150 | 18 | 3 |
3GW1-020060150 | 20 | 60 | 150 | 20 | 3 |
4 flutes Flat End Mill

HRC choice: HRC38-45, HRC45-50, HRC55-58, HRC60-62, HRC65-70
Coating choice: AITiN, AICrSiN, AITiCrSIN, TiSiN, NACO-BLUE
Materials to be cut: original steel, cast iron, Aluminum, copper, graphite, plastics,
Titanium , alloy, harden steel, stainless steel, HSS etc.
Code No. | Diamter d | Cutting length l | Total length L | Shank D | Flutes Z |
4GW1-01003050 | 1 | 3 | 50 | 4 | 4 |
4GW1-01504050 | 1.5 | 4 | 50 | 4 | 4 |
4GW1-02050500 | 2 | 5 | 50 | 4 | 4 |
4GW1-02507050 | 2.5 | 7 | 50 | 4 | 4 |
4GW1-03008050 | 3 | 8 | 50 | 4 | 4 |
4GW1-04010050 | 4 | 10 | 50 | 4 | 4 |
4GW1-04015075 | 4 | 15 | 75 | 4 | 4 |
4GW1-04020100 | 4 | 20 | 100 | 4 | 4 |
4GW1-05013050 | 5 | 13 | 50 | 6 | 4 |
4GW1-06015050 | 6 | 15 | 50 | 6 | 4 |
4GW1-06020075 | 6 | 20 | 75 | 6 | 4 |
4GW1-06030100 | 6 | 30 | 100 | 6 | 4 |
4GW1-06020060 | 8 | 20 | 60 | 8 | 4 |
4GW1-08025075 | 8 | 25 | 75 | 8 | 4 |
4GW1-08035100 | 8 | 35 | 100 | 8 | 4 |
4GW1-010025075 | 10 | 25 | 75 | 10 | 4 |
4GW1-010040100 | 10 | 40 | 100 | 10 | 4 |
4GW1-012030075 | 12 | 30 | 75 | 12 | 4 |
4GW1-012040100 | 12 | 40 | 100 | 12 | 4 |
4GW1-014030080 | 14 | 30 | 80 | 14 | 4 |
4GW1-014100100 | 14 | 40 | 100 | 14 | 4 |
4GW1-016040100 | 16 | 40 | 100 | 16 | 4 |
4GW1-018040100 | 18 | 40 | 100 | 18 | 4 |
4GW1-020040100 | 20 | 40 | 100 | 20 | 4 |
4GW1-06040150 | 6 | 40 | 150 | 6 | 4 |
4GW1-08050150 | 8 | 50 | 150 | 8 | 4 |
4GW1-010050150 | 10 | 50 | 150 | 10 | 4 |
4GW1-012050150 | 12 | 50 | 150 | 12 | 4 |
4GW1-014060150 | 14 | 60 | 150 | 14 | 4 |
4GW1-016060150 | 16 | 60 | 150 | 16 | 4 |
4GW1-018060150 | 18 | 60 | 150 | 18 | 4 |
4GW1-020060150 | 20 | 60 | 150 | 20 | 4 |
6 flutes Flat End Mill

HRC choice: HRC38-45, HRC45-50, HRC55-58, HRC60-62, HRC65-70
Coating choice: AITiN, AICrSiN, AITiCrSIN, TiSiN, NACO-BLUE
Materials to be cut: original steel, cast iron, Aluminum, copper, graphite, plastics,
Titanium , alloy, harden steel, stainless steel, HSS etc.
Code No. | Diamter d | Cutting length l | Total length L | Shank D | Flutes Z |
6GW1-06016050 | 6 | 16 | 50 | 6 | 6 |
6GW1-06025075 | 6 | 25 | 75 | 6 | 6 |
6GW1-06036100 | 6 | 36 | 100 | 6 | 6 |
6GW1-0802060 | 8 | 20 | 60 | 8 | 6 |
6GW1-08032075 | 8 | 32 | 75 | 8 | 6 |
6GW1-08042100 | 8 | 42 | 100 | 8 | 6 |
6GW1-10025075 | 10 | 25 | 75 | 10 | 6 |
6GW1-10042100 | 10 | 42 | 100 | 10 | 6 |
6GW1-012030075 | 12 | 30 | 75 | 12 | 6 |
6GW1-012042100 | 12 | 42 | 100 | 12 | 6 |
6GW1-012055155 | 12 | 55 | 155 | 12 | 6 |
6GW1-014040100 | 14 | 40 | 100 | 14 | 6 |
6GW1-014065150 | 14 | 65 | 150 | 14 | 6 |
6GW1-016040100 | 16 | 40 | 100 | 16 | 6 |
6GW1-016065150 | 16 | 65 | 150 | 16 | 6 |
6GW1-020045100 | 20 | 45 | 100 | 20 | 6 |
6GW1-020070150 | 20 | 70 | 150 | 20 | 6 |
Product Show:





Company Information
Zhuzhou Grewin Tungsten Carbide Tools Co., Ltd is located in hometown of Chinese carbide industry - Zhuzhou city. The company has more than 20 years' experience in manufacture, design and sale of various kinds of carbide products, main products include: carbide end mills, carbide rods, tungsten carbide indexable tools turning and milling inserts, tungsten carbide tools of brazed inserts, wire drawing dies, forging dies, wood working tools, saw tips, mining buttons, etc
The company has passed ISO 9001: 2008 quality system, possesses advanced production equipments, complete testing instruments, strong R&D center and QC teams.
With excellent quality, strong technical support, and good after sales service, Grewin Carbide brand products are sold to more than 50 countries in the world, such as Europe, USA, south east Asia, middle east, south America, etc.
The company is dedicated to " WE GROW, WE WIN". Grewin Carbide is growing up with the World's carbide technology, to meet the demand of our customers from all over the world.

FAQ:
- who are we?
We are based in Hunan, China, start from 2022,sell to Western Europe(15.00%),Eastern Europe(15.00%),Southern Europe(15.00%),Northern Europe(15.00%),South America(10.00%),Central America(5.00%),Southeast Asia(5.00%),North America(5.00%),Mid East(5.00%),South Asia(3.00%),Africa(3.00%),Eastern Asia(3.00%),Domestic Market(1.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
PCD Drill,PCD end mill,solid carbide end mill,cemented carbide insert,CBN insert
4. why should you buy from us not from other suppliers?
our main products: Metal cutting tools: carbide cutting insert, carbide end mill carbide drill carbide taps carbide reamers carbide saw blade Wood working tool: wood cutting insert carbide drill bit saw blade and planer reversible cutting insert
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU,Express Delivery;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,Credit Card,PayPal,Western Union;
Language Spoken:English,Chinese,Spanish,Russian
More information, please kindly contact us.
Best regards
GREWIN CARBIDE