Triaxial - Ancillary

28-WF0194/3
 
This section includes products that can be used in combination with triaxial systems. Consolidation bench for triaxial cells for performing anisotropic consolidation and permeability cell with toxic interface chamber for performing permeability test on contaminated soil samples.

Consolidation Bench for Triaxial Cells

Used for reducing testing time for triaxial tests, where only one compression machine is available.

28-WF0493 with triaxial cells, dial gauges, beam loading devices and weights.
Description

 

The apparatus has been designed to reduce the testing time for triaxial tests, where only one compression machine is available. With this equipment it is possible to perform the consolidation stage of three triaxial specimens at the same time for CU and CD tests in anisotropic conditions.
The apparatus consists of a steel bench complete with three load frames and centering platens, for all our triaxial cells (28-WF0410/B, 28-WF0411/B, 28-WF0416/B, 28-WF4050, 28-WF4070, 28WF4100) for specimens 35 to 100 mm dia. It can also be used for other make of triaxial cells, provided that they are equipped with a centering hole 13 mm dia. x 3 mm deep. Each consolidation frame can be equipped with a beam loading device to reduce the number of dead weights required for anisotropic consolidation (see accessories). Weights can be placed on both the centre hanger and on the lever hanger. The weights of the loading frames have been reduced to minimum so that a counterbalance of the frame is not required.

Standard complete configuration is composed by: 
– Consolidation Bench for triaxial cells
– Beam loading device (see accessories)
– Slotted weights (see aaccessories) 
– Axial displacment trasducers (see related products)
– Pressure system (see related products)
– Pressure trasducers (see related products)
– volume change (see related products)
– Data acquisition system (see related products) 

Main Features

 

  • To perform simultaneously the anisotropic consolisdation stage of three triaxial specimens
  • To reduce the testing time ehere only one triaxial compression machine is available
  • For triaxial cells up to 100 mm dia. specimens
  • Ergonomic design for better use of space in the laboratory
  • Suitable for other make of triaxial cells (with little adjustment)
Products

 

28-WF0493
Triaxial consolidation bench.

 

Technical Specifications

 

  • Overall dimensions (lxdxh): 1300x800x970 mm
  • Weight approx.: 145 kg
Accessories

 

28-WF0493/1
Weight set for 35/70 mm dia samples.
 
28-WF0493/2
Additional weight set for 100 mm dia samples.
 
28-WF0493/3
Beam loading device 10:1 ratio.

 

Permeability Cells

Used in conjunction with toxic interface chamber for measuring permeability in contaminated soil.

Standards BS 1377:6 ASTM D5084 EN 17892-11

28-WF0194/A
Description

 

The permeability cell is available with stainless steel valves for use with contaminated soils.
The toxic interface chamber 28-WF0194/3 is recommended to be fit between control panel and permeability cells to avoid toxic permeants from entering control panel.
This also prevents contact of air with the permeant, thus no toxic or corrosive vapours can escape into the laboratory.

Standard complete configuration is composed by: 

– Permeability cell with accessoreis
– Toxic interface chamber (see accessories)
– Air/water interface pressure system  (see related products)
– Volume change apparatus (see related products)
– Pressure transducers (see related products)
– Data acquisition system (see related products)
– De – airing water system (see related products)

Main Features

 

  • Brand new technology including the revolutionary EmS actuator
  • Silent and cool
  • Interchangeable transducers and load cells with “plug and play” signal conditioners allowing quick and easy transition of test set-up.
  • Easy-to-use and ergonomic testing system
  • Clarity in results with the 3rd Generation Integrated Multi Axis Control System (IMACS2)
  • Fully integrated and very compact in design, perfect solution for both static and mobile testing facilities
  • Optional air compressor that comes integrated into the machine
  • All-in-One computer control with the latest All-in-One touchscreen PC technology
  • Data output is fully compatible with FHWA FlexMAT™ and FlexPAVE™ software
  • Granting high quality to NCHRP 9-29 (all temperatures including 4 ° C are restored in less than 5 ‘after sample setup)
  • Including water cooling unit for temperature conditioning 

EmS technology’s main benefits:

  • Improved dynamic performance over servo-pneumatics
  • Stand-alone with no need of compressed air supply
  • Lower maintenance
  • Robust and durable giving a more resilient solution
  • Compact design requiring, in general, a smaller footprint
  • Easy to use
Products

 

28-WF0194/B
Permeability Cell with stainless steel valves for use with toxic or contaminated materials, suitablefor 70 and 100 mm diameter samples
Technical Specifications

 

  • Max working pressure: 1000 kPa 
  • Sample dimension: 70 and 100 mm 
  • Dimensions: 300×355 mm (h) approx.
  • Weight approx.: 5 kg
Accessories
 
28-WF0194/B1
70mm dia top cap and base pedestal stainless steel set for use with toxic or contaminated materials
 
28-WF0194/B2
100 mm Base Pedestal and Top Cap Set, stainless steel for use with toxic or contaminated materials
 
28-WF0194/3
Toxic interface chamber for toxic or contaminated materials for 215 mm high x 134 mm outside dia.

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