• Model NO.：D4x50, D4x75, D4x100, D6x50, D6x75, D6x100, D6x150
• Length：50mm-150mm, Customized
• End Mill Flute Diameter：0.5mm-25mm, Customized
• Flutes：2, 4 Flutes
• HRC：45, 55, 60, 65, 68
• Work Piece：Copper, Cast Iron, Carbon Steel, Tool Steel
• Delivery Time：7-10 Days
• Package：1 PCS in a Plastic Tube, 10 PCS Per Group
• Shipment：FedEx, DHL, TNT, UPS, EMS, etc.
• Transport Package：Plastic Box, Standard Export Carton
• Specification：33x23x19cm
• Trademark：GW
• Origin：Zhuzhou
• HS Code：8207709000
• Production Capacity：50000PCS,Month

Basic Info.

Model NO. D4x50, D4x75, D4x100, D6x50, D6x75, D6x100, D6x150 Length 50mm-150mm, Customized End Mill Flute Diameter 0.5mm-25mm, Customized Flutes 2, 4 Flutes HRC 45, 55, 60, 65, 68 Work Piece Copper, Cast Iron, Carbon Steel, Tool Steel Delivery Time 7-10 Days Package 1 PCS in a Plastic Tube, 10 PCS Per Group Shipment FedEx, DHL, TNT, UPS, EMS, etc. Transport Package Plastic Box, Standard Export Carton Specification 33x23x19cm Trademark GW Origin Zhuzhou HS Code 8207709000 Production Capacity 50000PCS/Month

Product Description

1. Products Description

Micro grain raw material
Grain size: 0.4-0.6μm
Co 10%, 12%
TRS >3600 N/mm2
Hardness HRA 91.8-92.5
Work piece HRC45-50 HRC55-60 HRC65 HRC68
Helix angle 30°-45 °
Diameter of cutting edge 0.2-0.9 mm; 1-20 mm
Diameter of rods 4-20 mm
Length 50-100 mm
Cutting Form Flat, Square, Ball nose, Corner Radius, Taper Flute, etc
Flutes No. 1-7 
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
AiTiN	Black	<600°C	3-5	3500	900 °C	0.3
TiXco	Copper	<600°C	3-5	3500	1500 °C	0.4
NaNo	Blue	<600°C	3-5	3800	1200 °C	0.4
AiCrN	Silver Gray	<480 °C	2-2.5	2500	700 °C	0.3

4. Payment
T/T, Western Union, Paypal (Choose your convenient way)

5. Shipment
FedEx, TNT, DHL, UPS, EMS, etc. 
The port is Beijing, Shanghai, Guangzhou, Shenzhen, any port in China. (choose your convenient way)

6. Packing
Laser print brand name on cutter shank, 1 PCS in a plastic tube, 10 PCS per group

7. Delivery time
Keep stock for regular types
Samples: 3 - 5 days
Regular orders: 7 - 10 days

Standard Sizes: 














Our Services
More than 2000 products are available. Assembly line production, high standard and strict requirements. 
OEM Services Offered
Customized Tools Offered
Free laser marking on tools and boxes Offered
Fast delivery time and Convenient Transportations. We have discount on shipping cost from our courier companies, such as FedEx, DHL, TNT, UPS etc. 

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, indexable inserts, 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.  


If you have any questions please contact me!