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CVD Diamond Insert
1. Applications:
CVD diamond insert is valid for machining workpieces made of nonferrous materials. It finds application in industrial fields like aviation, automobile components and so forth.
 
2. Characteristics:
Inserts are usually made of “tungsten carbide (WC)” or “polycrystalline diamond (PCD)”. Compared to these conventional materials, CVD diamond film has better physical properties (see attached table). Kinik Company has dedicated to the development of CVD technology over a long period of time. CVD diamond blades with the listed outstanding properties have been successfully integrated into the insert structure. Moreover, during machining, both “surface roughness (Ra)” and “brightness (L)” of the workpiece remain in the satisfactory range. Enhanced machining quality and reduced corresponding cost are highly expected.
CVD diamond film’s properties
Customers’ Benefits
High hardness High Thermal Conductivity
Low friction coefficient
(Anti-stickiness)
enhanced machining accuracy
Anti-wear longer tool-life
High Thermal Conductivity without cooling agent
reduced process pollution
 
3. Suggested machining parameters:
Materials / Parameters
Cutting and grinding
Milling
Workpiece Machining process Linear velocity (m/sec) Advance (mm/rev) Linear velocity (m/sec) Advance (mm/rev)
Nonferrous metal Al-Si alloy (Si<12%) , Al alloy Coarse <10~20 <0.25~0.5 <10~20 <0.10~0.30
Fine <15~20 <0.10~0.25 <10~20 <0.10~0.20
Cu, Pb, Zn Coarse <1~10 <0.25~0.50 <3~10 <0.05~0.15
Fine <10~15 <0.10~0.25
Non-metal Plastic, graphite, carbon Coarse <10~20 <0.25~0.50 <3~10 <0.10~0.20
Fine <15~20 <0.10~0.25
 
 
4. Microstructure:
The manufacturing process of Kinik CVD diamond insert includes several steps like “polishing” and “honing”. SEM photograph (Fig. 1) shows the cutting edge of CVD diamond blade appears smooth and flat.
Fig.1
 
5. Product appearance:
The soul of Kinik CVD diamond insert is one disposable blade (upper left triangle of Fig. 2). After usage, the worn blade could be removed and replaced by a new one. The whole structure is thus recyclable.
Fig.2
 
6. Contact window:
Based on demand, customized specification is well accepted. If you want to get more details or have any question, we stand always enthusiastically to serve you.
 
Customer Service:kinik_rd@kinik.com.tw