High Temperature Creep Apparatus

Creep Apparatus
Creep Apparatus

Description:

  • Uniaxial creep rig for high temperature creep test under controlled chemical environment ('dead-load' or stepper motor-controlled)

 

Specifications:

  • Sample size: < 4 x 8 mm
  • Temperature: < 1400-1800 °C
  • Confining Pressure: 0.1 MPa
  • Axial load: < 1-2 kN
  • Stiffness (frame): 3 MN/mm
  • Strain rate range: 10-8 - 10-4 s-1


Features:

  • Oxygen-fugacity control
  • Frictionless loading
  • High displacement accuracy

Gas Deformation Apparatus

Gas Deformation Apparatus
Gas Deformation Apparatus

Description:

  • Paterson-type gas apparatus for triaxial deformation and torsion experiments under high pressure - high temperature conditions


Specifications:

  • Sample size: 10 x 20 mm
  • Temperature: < 1300 °C
  • Confining Pressure: < 500 MPa (gas)
  • Axial load: < 100 kN
  • Stiffness (frame): 2 MN/mm
  • Strain rate range: 10-7 - 10-1 s-1
  • Torque: < 1000 Nm
  • Pore pressure: < 500 MPa


Features:

  • Axial and/or torsional load
  • Pore pressure servo control
  • Permeability measurement system
  • Internal load, torque and displacement sensors

Servohydraulic Press

Servohydraulic Press
Servohydraulic Press

Description:

  • Stiff servohydraulically controlled press for acoustic emission (AE) measurements on triaxially stressed rocks.

 


Specifications:

  • Sample size: < 50 x 100 mm
  • Temperature: 25-150 °C (under construction)
  • Confining Pressure: < 200 MPa (fluid)
  • Axial load: < 4600 kN
  • Stiffness (frame): 11 MN/mm
  • Strain rate range: 10-6 - 10-2 s-1

 

Features:

  • Fast reacting servo-controlled hydraulic loading
  • On-line AE-analysis
  • Full AE-waveform storage
  • High spatial resolution of AE-hypocenters by use of 16 piezoelectric sensors
  • Pore pressure control