Hydraulic Excavator Breaker Hammer KOMATSU Excavator Attachments
(1) About hydraulic excavator breaker hammer types
1. Light duty hydraulic breaker hammer for 1-18t excavator
2. Medium duty for 20-28t excavator
3. Heavy duty for excavator more than 30t
(2) Main materials used for hydraulic excavator breaker hammer
1. For hydraulic demolition hammer shell: high strength steel Q345B
2. For breaker chisel rod pins: 40CRMO/42 CRMO with leading heat
treatment technology
3. For hydraulic breaker cylinders: 40CRMO/42CRMO/20CRMO with
leading heat treatment technology
4. For hyraulic jack hammer piston: GCr15/9CrV
5. Bolts: high strength bolts
(3) Technical parameters on HY120 hydraulic excavator breaker hammer
Model: HY120 from Hanyun
Applicable excavator weight: 12-18t
Applicable excavator brand: CAT, VOLVO, HYUNDAI, KOMATSU, KOBELCO,
KUBOTA, SANY, DOOSAN,
XCMG, SUNWARD, etc.
Hydraulic excavator breaker size: 1475*530*1000mm
Breaker chisels diameter: 120mm (120kgs)
Hydrulic oil pressure:150-170KG/CM2
Hydraulic oil flow: 90-120L/MIN
Striking frequency: 350-650 BPM
Soft hose: 0.75 inch
Total weight: about 1374 KGS
(4) About Hanyun
Hanyun is one leading manufacturer of hydraulic breakers for
different excavators with various models.
It was founded in Zhengzhou city, China in 2012. For about 10
years, it has kept being dedicated in the field
of design, develop and fabricate different hydraulic breaker
hammers and related spare parts.
Main products of Hanyun as below:
1. Hydraulic breaker hammers;
2. Breaker chisels ;
3. Excavator compactors;
4. Hydraulic pulverizer;
5. Excavator quick hitches;
6. Excavator breaker attachment;
7. Excavator grapples.
