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Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits
Core Barrel With Bullet Bits

Core Barrel With Bullet Bits

Applications:
1.Applicable for strong rock up to 100MPa or rock with deep cracks.
2.Applicable for lightly reinforced concrete.
3.It can be used for drilling backfill layer, medium weathered rock, bedrock strata, large boulders and hard permafrost.
4.Core barrel with bullet bits is used for cutting an annular ring in rock or concrete.
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  5. One Year Warranty
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Features

1.Cutting ring with staggered arrangement of round shank chisels
2.Chisel holders are welded to the base body. The round shank chisels can be easily replaced
3.Kelly box: 130mm,150mm,200mm(optional)
4.Barrel adopts spiral wear-resistant strips for anti-attrition to prolong the service life
5.Many alloy teeth are used for higher drilling efficiency
6.Heightened design with high construction efficiency, reducing construction cost

Descriptions

1.Core barrels are used to cut an annular ring in rock or concrete or reinforced concrete.
2.The center core of the rock or concrete is usually crushed with rock auger. The most important advantage of a core barrel is that it assists to concentrate the torque and crowd force on a small ring of cutting teeth.

Technical Parameters

Core Barrel with Bullet Bits
Model Cutting Dia.(mm) Outer Shell HIT Outer Shell OD Inner Shell HIT Inner Shell OD Shell THK Teeth N Weight(kgs)
JCTZ-60 Φ600mm 1200mm 520mm 20mm 40mm 200mm 6pcs 580kg
JCTZ-70 Φ700mm 1200mm 620mm 20mm 40mm 200mm 9pcs 670kg
JCTZ-80 Φ800mm 1200mm 720mm 20mm 40mm 200mm 12pcs 800kg
JCTZ-90 Φ900mm 1200mm 820mm 20mm 40mm 200mm 15pcs 910kg
JCTZ-100 Φ1000mm 1200mm 920mm 20mm 40mm 200mm 15pcs 990kg
JCTZ-120 Φ1200mm 1200mm 1120mm 20mm 40mm 200mm 18pcs 1220kg
JCTZ-150 Φ1500mm 1200mm 1420mm 20mm 40mm 200mm 24pcs 1550kg
JCTZ-160 Φ1600mm 1200mm 1520mm 20mm 40mm 200mm 27pcs 1630kg
JCTZ-180 Φ1800mm 1000mm 1720mm 20mm 40mm 200mm 30pcs 1840kg
JCTZ-200 Φ2000mm 800mm 1920mm 20mm 40mm 200mm 36pcs 2080kg
JCTZ-220 Φ2200mm 800mm 2120mm 20mm 40mm 200mm 39pcs 2280kg
JCTZ-250 Φ2500mm 800mm 2420mm 20mm 40mm 200mm 42pcs 2780kg
Customizable Items:
Other cutting diameters likeΦ950, Φ1050mm can be customized.
Shell HIT. can be customized, prolonged or shortened.
Key component reinforce can be strengthened.
Cutter can be customized, single cutter or double cutter.
Key box can be customized, 130*130,150*150,200*200 etc.
Bottom type can be customized, single bottom type or double bottom type.
Bottom opening system can be customized, half-automatic or manual mechanic bottom open system.
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