Rock Uniaxial/Triaxial Tester

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Standards: ASTM D2664 • ASTM D2938 • ASTM D3148 • ASTM D5407 • ASTM D7012 • EN 14580 • EN 1926 • AASHTO T226

  • The Rock Uniaxial/Triaxial Tester is used for determining the compressive strength and deformation behavior of rock core specimens under uniaxial and triaxial loading conditions, essential for rock mechanics and geotechnical engineering studies.
  • Featuring a servo-controlled, fully automatic hydraulic system, the apparatus ensures precise control of loading rates, enabling repeatable and reliable test results compliant with international standards.
  • The system supports various specimen sizes and configurations, making it suitable for diverse rock types and testing requirements in both laboratory and field applications.
  • High-capacity load frames and Hoek cell compatibility allow simulation of in-situ stress conditions, facilitating comprehensive analysis of rock strength and deformation under confining pressure.
  • Interchangeable spacer discs of varying heights enable flexible setup for different specimen dimensions, enhancing the tester’s adaptability across multiple test scenarios.
  • The tester can be optionally configured with strain gauges and a high-precision datalogger (purchased separately), providing advanced measurement capabilities for axial and lateral strains, modulus of elasticity, and Poisson’s ratio, in accordance with standard methods.
  • Control System: Servo-controlled, fully automatic
  • Load Rate: Adjustable between 0.8 – 3.2 kN/sec
  • Spacer Discs: Ø 200 mm with heights of 100 / 80 / 60 / 40 / 20 mm
  • Optional Strain Measurement: Compatible with strain gauges and datalogger for elasticity modulus evaluation (optional purchase)
  • Power Supply: 220 – 240 V / 50 – 60 Hz
  • CM 0177-1: Rock Compression Test Machine 600kN
  • CM 0177-2: Rock Compression Test Machine 1000kN
  • CM 0177-3: Pressure Unit for Hoek Cell- 250bar
  • CM 0177-4: Hoek Cell (NQ &HQ)
  • CM 0177-5: Membrane for Hoek Cell

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