NTK680 68mm Crawler Excavator Jack Hammer 4T 7 Ton Multi Function
Hydraulic Breaker/Hammer For 4-7 Ton Excavator As Chisel 68mm Road
Rock Drill
Hydraulic Breaker NTK680 Excavator Attachment Parts Demolition
Hammer Chisel 68mm.
Feature
- Better design that combines efficiency, reliability and
serviceability.
- Excellent power-to-weight ratio
- Unique gas-charged piston maximizes hydraulic hammer efficience
- Simple, two-moving-parts design for reliability
- Quick-change tool system with single round retainer pin
- Variety of tool configurations available
- Replaceable cylinder sleeves for easy, economical rebuild
- Anti-blank fire feature virtually eliminates dry firing for long
hydraulic breaker life
- Vibration control that increases operator comfort to increase
efficiency
Standard on all medium and large NTK hydraulic hammers, our
shock-absorbing mounting bracket uses special heavy-duty rubber
mounts to absorb shock, recoil, and impulse vibration. The unique
one-piece design eliminates the need for mechanical springs and
overly heavy mounting brackets. The net result is minimization of
machine wear and improved operator comfort for greater reliability
and productivity.
ALL the Breaker Set include:
Two Standard Chisel, One Tool Box, Two Pieline, One 4L Nitrogen Gas
Bottle.
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The detail for NTK680 as blow:
| TYPE | UNIT | NTK450 | NTK530 | NTK680 | NTK750 | NTK1000 |
| UNIT WEIGHT | KG | 95 | 145 | 275 | 373 | 768 |
| Requierd Oil Flow | L/min | 20-40 | 20-50 | 40-70 | 50-90 | 80-110 |
| Working Pressure | kg/cm | 90-120 | 90-120 | 110-140 | 120-150 | 150-170 |
| Impact Rate | b.p.m | 700-1200 | 600-1100 | 500-900 | 400-800 | 350-700 |
| Hose Diameter | in. | 1/2 | 1/2 | 1/2 | 1/2 | 3/4 |
| Chisel Diameter | mm | φ45 | φ53 | φ68 | φ75 | φ100 |
| Chisel Length | mm | 500 | 580 | 700 | 750 | 1000 |
| Naise 85dB(A)-Distance | m | 3-6 | 4-8 | 5-10 | 6-12 | 7-14 |
| Applicable Excavator | m³TON | 0.03-0.1 | 0.06-0.2 | 0.15-0.3 | 0.2-0.35 | 0.4-0.6 |
| 0.8-1.5 | 2.5-4.5 | 4-7 | 6-7 | 11-16 |
NTK680 Hydraulic Breaker/Hammer Apply to CAT 305 306, PC40 PC45
PC50 PC60, DH55 DH60, Robex55 R60-7, ZX60 ZX60W, SK60, EC55, HD250
HD400, Kubota U50 U55.
NTK provides the construction industry with products utilizing the
latest in design innovation and quality. Our Hydraulic Breakers
have been proven and refined by many years of aggressive service,
backed by our industry leading warranty. FEATURES Available for 0.8
– 55 Ton machines Shock Absorbing Design Noise Reduction Technology
2 Year Factory Warranty Meets ISO 9001 Standards outsea Parts and
Service.
