PRODUCT > Excavator > Hydraulic Excavator > SH300-5
 
   
SH300-5  
     
     
 
Boom & Arm  
1. The boom structure is now 2 pieces instead of 3.
2. High strength castings are used for the boom base and arm end.
3. One size larger piping is used for the boom boss area.
4. Thicker steel plate is used for added strength.
Bucket  
A one piece wear plate covers the weldment area to increase the wear life of the bucket.
 
■ Cross section
Protection of weld bottom plate and flattening of bottom plate by changing the bottom plate weld structure
Swing Frame  
Reinforced plate on "A" frame is extended and the swing frame base is made in one-piece steel plate.

■ Revolving frame ■ A frame
 
Ridged Upper Side Section Frame  
A closed -section "D" shape structure with thicker plate reduces stress and is high impact resistant.
5% increase in rigidity
 
Undercarriage  
 
1. Link shoe
     M-type seal		  
2. Center joint
     Prevention of bolt
     loosening		  
3. Recoil Spring
     Use of high
     hardness material		  
4. Idler
     Reinforced boss
  
5. Carrier roller
     Tread machining
     addition of jaw
   
6. Center guard
     Change of structure
     and bigger size		  
7. Track roller
     Tread machining addition
     of jaw
 
 
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