Spark Plasma Sintering Apparatus Used for High-temperature Compressive Creep Tests

Area of Science:

• Materials Science
• Mechanical Engineering
• Solid Mechanics

Background:

• Creep is time-dependent deformation under constant stress, crucial for material performance at elevated temperatures.
• Accurate measurement of creep strain requires controlled load/stress and temperature conditions.
• Traditional methods may have limitations in precision or applicability for certain materials.

Purpose of the Study:

• To investigate the utility of a spark plasma sintering (SPS) apparatus for precise compressive creep measurements.
• To demonstrate the application of SPS for studying creep behavior in metals and ceramics.
• To validate the SPS apparatus as a reliable tool for creep analysis.

Main Methods:

• Utilizing a spark plasma sintering (SPS) apparatus to apply constant compressive load.
• Precisely controlling temperature during the creep test.
• Continuously measuring strain over time to quantify creep deformation.
• Conducting experiments on various metals and ceramics.

Main Results:

• The SPS apparatus successfully measured compressive creep strain in materials under constant load.
• Experimental results demonstrated good agreement with existing literature data.
• The study confirmed the SPS apparatus's capability for high-temperature creep studies.

Conclusions:

• Spark plasma sintering (SPS) apparatus is a precise and effective tool for measuring compressive creep.
• SPS offers a versatile platform for high-temperature creep analysis of diverse materials, including metals and ceramics.
• The findings validate SPS as a valuable instrument in materials characterization for creep behavior.