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Diamond/CBN Grindstones Selection Guide Work Materials and Grindstones (Reference)

Work Materials and Grindstones

Grindstones Cast Iron Types General Structural Steel Mild Steel (Unprocessed)
Cast Iron Ductile
Cast Iron
Carbon Steel Carbon Tool Steel Alloy Tool Steel Chrome Molybdenum Steel Chrome Molybdenum Steel Hot-Worked Die Steel Cold-Worked Die Steel
FC250 etc. FCD600 etc. SS400 S45C,
S50C
etc.
SK4,
SK5,
SKS93 etc.
SKS3
etc.
SCM435
etc.
SNCM435
etc.
SKD61 SKD11,
DC53,
RIGOR etc.
- - - - - - - - - -
General Grindstones
(C-VALUE)
EKG                    
EWAW    
E32A    
General Grindstones SG                    
WAR    
32A    
GC                
85A              
Z300                    
Vitrified CBN Wheel SCV                    
SMV                    
Diamond Wheel DIA-1A1                    
DIA-3A1                    
DIA-14A1                    
DIA-11V9                    
CBN Wheel CBN-1A1                    
CBN-3A1                    
CBN-14A1                    
CBN-11V9                    

Grindstones Mild Steel (Unprocessed) Austenitic
Type
Pre-hardened Steel (Tempered Steel) Pre-Hardened Stainless Steel Quenched and Tempered Steel
(Heat Treated)
High-Speed Tool Steel Martensite Type
Stainless Steel
Stainless
Steel
SCM Series (P20 Series) SNCM Series (P21 Series) SKD61
Series
Plastic Mold
For Bushing
Plastic Mold
For Free Cutting Structures
Carbon Steel Carbon
Tool Steel
SKH51
etc.
SUS440C,
STAVAX
etc.
SUS303,
SUS304
etc.
PX5,
HPM7,
IMPAX etc.
NAK55,
NAK80,
HPM1 etc.
DH2F,
FDAC
etc.
STAVAX,
HPM38,
S-STAR etc.
RAMAX,
HPM77,
G-STAR etc.
S45C,
S50C etc.
SK4,
SK5,
SKS93 etc.
- - - 30 ~ 33HRC 37 ~ 43HRC 38 ~ 42HRC 31 ~ 34HRC 31 ~ 34HRC 35 ~ 55HRC 55 ~ 62HRC
General Grindstones
(C-VALUE)
EKG                  
EWAW  
E32A  
General Grindstones SG                  
WAR  
32A  
GC                
85A    
Z300                  
Vitrified CBN Wheel SCV                  
SMV                  
Diamond Wheel DIA-1A1                    
DIA-3A1                    
DIA-14A1                    
DIA-11V9                    
CBN Wheel CBN-1A1                  
CBN-3A1                  
CBN-14A1                  
CBN-11V9                  

Grindstones Quenched and Tempered Steel (Heat Treated) Non-Ferrous Metal
Alloy
Tool Steel
Chrome
Molybdenum Steel
Nickel Chrome
Molybdenum Steel
Hot-Worked Die Steel Cold-Worked
Die Steel
High-Speed
Tool Steel
Martensite Type
Stainless Steel
Copper Aluminum Carbide
SKS3 etc. SCM435
etc.
SNCM435
etc.
SKD61 SKD11,
DC53,
RIGOR etc.
SKH51
etc.
SUS440C,
STAVAX
HPM38,
S-STAR etc.
55 ~ 62HRC 20 ~ 45HRC 20 ~ 45HRC 48 ~ 52HRC 60 ~ 64HRC 61 ~ 64HRC 50 ~ 53HRC - - -
General Grindstones
(C-VALUE)
EKG          
EWAW      
E32A  
General Grindstones SG          
WAR      
32A  
GC              
85A      
Z300                    
Vitrified
CBN Wheel
SCV          
SMV          
Diamond
Wheel
DIA-1A1                  
DIA-3A1                  
DIA-14A1                  
DIA-11V9                  
CBN
Wheel
CBN-1A1          
CBN-3A1          
CBN-14A1          
CBN-11V9