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Barrel Feature & Usage
| ? ? | ? ? | ? ? | 
|---|---|---|
              Feed Barrel(????)  | 
            ???? ???? ???  | 
            ????? ?? | 
             Closed Barrel(????)  | 
            ????? | ???? ?????? ??????  | 
        
              Vent Barrel(????)  | 
            ???? ?? ???  | 
            ??, ??????? ??????? ????? ???? ??  | 
        
             Side Feed Barrel(???????)  | 
            ??? ??? ????? ???? ?? ?/?? ???? ????? ??  | 
            ???? 1,2,3 ? ?? ?? ?? ????  | 
        
             Plate Barrel(Injection Type) (??????)  | 
            ??? ??????? (?? ??)  | 
            ??????? ??? ???  | 
        
Specification
| Code | Material | Protection | Hardeness | Temp ( MAX. )  | 
            Protect against | Material | |
|---|---|---|---|---|---|---|---|
| Abrasion | Corrosion | ||||||
| Very high <-- | --> Very high | ||||||
| SM 010 | Nitrided steel | Normal Abrasion | 750 ~ 850 Hv | 450 ℃ | Nitrieded | ||
| SM 077 | Hi-Chrome base Steel | Abrasion + | 61 ~ 63 HRc | 450 ℃ | Cr base | ||
| SM 800V | Powder metal | Abrasion ++ | 62 ~ 64 HRc | 450 ℃ | V base | ||
| SM 815V | Powder metal | Ultra Abrasion | 62 ~ 64 HRc | 450 ℃ | V base | ||
| SM 260X | Powder metal ( HIP ) | Abrasion + Corrosion | 60 ~ 62 HRc | 450 ℃ | V-Cr series | ||
| SM 800X | Bi- metal ( Xaloy ) | Abrasion + Corrosion | 60 ~ 62 HRc | 450 ℃ | W-Ni serie | ||
        
        
          
        
        
          
        
        
          
        
        
          
        
      
        
        
          
        
        
          
        
        
          
        
      

