68mm Atlas Copco Excavator Hydraulic Hammer 7 Ton Top Type OEM ODM
Top Type 4-7T Excavator Hydraulic Demolition Hammer Chisel 68mm Hydraulic Rock Breaker
NTK breaker Top Type adopted advanced technology of oil pressure control and fluid micro-adjust-ment makes stronger impact and its persistence. Can enlarge the scope of demolition with long overall length.
ALL the Breaker Set include:
Two Standard Chisel, One Tool Box, Two Pieline, One 4L Nitrogen Gas Bottle.
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 |
Blank firing protection
Piston movement is stopped when insufficient pressure is applied on the tool. This prevents damage to the tie rods, retaining pins and tools.
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.
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