GCR15 Special Steel For Excavator Jack Hammer Pistons Breaker
Attachments
(1) What are excavator jack hammer pistons?
Excavator jack hammer pistons are attachments for hydraulic jack
breaker hammers, which are used to strike
hydraulic breaker drill rods via up and down movements driven by
hydraulic power.
(2) Main technical parameters on excavator jack hammer pistons
| Item | HYP68 | HYP100 | HYP135 | HYP140 | HYP150 |
| Matched breaker chisel (mm) | 68 | 100 | 135 | 140 | 150 |
| Size (mm) | 485*77 | 679*108 | 733*150 | 790*150 | 832*173 |
| Piston material | GCr15 | GCr15 | GCr15 | GCr15 | GCr15 |
| Hardness | HRC58-62 | HRC58-62 | HRC58-62 | HRC58-62 | HRC58-62 |
(3) Related excavator breaker attachments
| Hydraulic hammer flat pins | hydraulic hammer cylinder | hydraulic breaker chisels | hydraulic breaker sleeve |
 |  |  |  |
(4) Main technical parameters on related hydraulic breakers
| Model | HY135 | HY140 | HY155 | HY165 | HY175 |
| Breaker shell weight (KGS) | 600 | 800 | 1450 | 1500 | 1700 |
| Total weight(KG) | 1663 | 1700 | 2635 | 3350 | 4102 |
| Size (MM) | 1610*530*1280 | 166*530*1280 | 1900*635*1350 | 2010*650*1420 | 2310*715*1630 |
| Driving oil pressure (KG/CM2) | 180-220 | 190-230 | 230-260 | 260-280 | 260-280 |
| Hydraulic oil flow (L/MIN) | 100-150 | 120-180 | 180-240 | 190-250 | 210-290 |
| Striking frequency (BPM) | 350-600 | 350-500 | 300-450 | 300-450 | 200-350 |
| Soft hose diameter (INCH) | 1 | 1 | 1.2 | 1.2 | 1.2 |
| Drill rod diameter (MM) | 135 | 140 | 155 | 165 | 175 |
| Drill rod weight (KG) | 125 | 130 | 190 | 220 | 260 |
| Applicable carrier weight (T) | 18-23 | 19-25 | 25-30 | 30-36 | 36-42 |
(5) FAQ
1. Q: What is the MOQ?
A: The min order quantity is 1-5 pieces according to different
size.
2. Q: Whether free sample is available?
A: Yes, free sample available. Usually we charge it as sending the
sample and deduct the price in the original order.
3. Q: Do you have stock?
A: Yes, we have large quantity of standard spare parts in stock,
immediate delivery is available.
4. Q: Could you customized the products for me?
A: Sure, customization service available.
5. Q: What is your delivery time?
A: For standard products, 3-15 days; for customized products, 10-20
days.
(6) Packing on hydraulic breaker pistons
Usually hydraulic breaker pistons are covered with plactic film
before packed with fumigation-free plywood case.
