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Gravity corer/piston corer for Ø101,6 mm steel corer tubes/
Ø90 mm PVC liners 
Other dimensions available: Ø84/75 mm or Ø121/110 mm
13.540 - Gravity corer.
Shown with accessories
Application:
The corer is designed for taking samples in sandy sediment featuring detachable core tube with a maximum length of 6 metres. Up to 12 metres in soft or muddy sediment. (Optional). Can also be used as a piston corer. (Optional).
General:
Gravity corer featuring:
  • Max. length of core tube: 6 (12) metres

  • Detachable core tubes with length of 1,5 or 3,0 metres each.

  • Easy to extend by using coupling device(s)

  • Orange peel closing system (core catcher) prevents the sample from exiting

  • Carver (nose piece) for protecting the corer steel tube

  • Will also act as a piston corer by adding extra components

The corer is fully made of AISI 316 stainless steel. Finish: Electro polish.

On top are placed 6 steering fins and below 2 pcs lead weights, 20 kg each. (Standard delivery). Room for a total of 5 lead weigths.

For very deep penetration you must order an extended model, 13.540 B. The body is higher, allowing a higher number of weights (max. 10 pcs.) and can be adjusted to suit your needs.

Optional: 
With coupling device(s) and tube(s) you can extend the core up to a maximum of 12 metres. (Segments of 1,5 or 3,0 metres each), ensuring to suit all your needs. This feature makes an easier and more compact transportation of the equipment. Core tubes and liners can be supplied at any length up to 6 metres.
 
Optional:
This corer has been designed, so it will act as a piston corer by adding extra components.(13.560)
Carver - Protects the PVC liner and ensures a better penetration of the bottom
13.544 - Carver - Protects the corer tube.

 

Orange peel closing system - prevents the sample from exiting.
13.547 - Orange peel closing system - (core catcher) prevents the sample from exiting.
Coupling device for 2 tubes
13.543 - Coupling 
device for connecting 
2 tubes
No photo available

 

 

 

13.548 - Adjustable piston rod for ejecting the sample.
13.549 - Drum with ratchet.
Kullenberg releaser with
weight station. (30 kg).
13.560 - Extension kit for piston corer function. Includes piston shown on next photo
Piston for extension kit.
Transport box for a
complete 1500 mm
system. Shows a
hot galvanized system
 
     

Description Ordering no.
Gravity corer, manufactured from AISI 316 stainless steel, complete consisting of:
1 pc corer body with steering fins and weight platform. (With room for a maximum of 5 lead weights)
1 pc corer, AISI 316 stainless steel, Length 1500 mm
2 pcs lead weights, 20 kg each 
1 pc orange peel closing system - core catcher
1 pc carver with cutting edge. (nose piece)
1 pc PVC internal liner, 1500 mm
Total weight: 115 kg. Max. weight: 175 kg. (For a core tube of 1500 mm and 5 pcs of weights).
13.540
Gravity corer, manufactured from AISI 316 stainless steel, complete consisting of:
1 pc corer body with steering fins and weight platform. Extended body for a higher number of weights, max. 10 pcs. Upon ordering please specify maximum number of weights.
1 pc corer, AISI 316 stainless steel, Length 1500 mm
2 pcs lead weights, 20 kg each 
1 pc orange peel closing system - core catcher
1 pc carver with cutting edge (nose piece)
1 pc PVC internal liner, 1500 mm
Total weight: 130 kg. Max. weight: 290 kg. (For a core tube of 1500 mm and 10 pcs of weights).
13.540 B
Other parts recommended  
Corer tube, AISI 316 stainless steel, ø101,6 x ø93,6 x 1500 mm, weight 14 kg. 13.541
Extension steel corer tube, AISI 316 stainless steel, ø101,6 x ø93,6 x 1500 mm, weight 14 kg. 13.542
Coupling device for connecting 2 pcs tubes, weight 3 kg. 13.543
Carver with cutting edge, weight 3 kg. 13.544
Internal PVC liner, ø90 x ø86 x 1500 mm 13.545
Internal PVC liner, ø90 x ø86 x 1500 mm, partially transparent. (Light blue colour). 13.556
Lead weight, 20 kg each 13.546
Orange peel closing system, (core catcher), weight 1 kg. 13.547
Piston rod for ejecting the sample 13.548
Drum with ratchet 13.549
   
Extension for piston corer function requires:  
1 pc Kullenberg releaser inclusive weight station (30 kg) and wire. 1 pc cap nut with shackle, 1 pc wire for 1500 mm tube. (Standard delivery).

Note: The wire length for Kullenberg releaser and for the internal piston must be changed accordingly to the length of the sample tube.

13.560
   


Last rev. of this page: December 22rd, 2009