GrindoSonic HT System

GrindoSonic HT system for elevated temperature materials testing based on the Impulse Excitation Technique (IET)

GrindoSonic® HT is the reference solution for high temperature materials testing up to 1200°C, optionally with inert gas atmosphere.

Highlights:

• Based on Industry standard GrindoSonic® measurement Technology
• Fully programmable ramping/dwelling temperature profile
• Programmable measurement intervals in 1 degree steps (ramp) or 1 second steps (dwell)
• Data recorded for post processing and analysis
• E-modulus is calculated according to ASTM-E1876 standard

Applications:

• Metals and Alloys
• Ceramics
• and more...

Options:

• Frequency analysis
• FFT calculation for detections of multiple vibrations modes
• Selection of zones of interest by waveband filtering
• Oscilloscoop function for time domain analysis
• Graphic visualisation of frequency domain

Technical Information:

• Impulse Excitation Technique (IET) based measurement principle
• Maximum working temperature of 1200°C
• Optional up to 1500°
• Minimum sample temperature at start: -200°C
• Optional inert gas atmosphere

Features of the HT Unit:

• Automated E-G calculation
• Connected to MK7 unit with all the features coming from the MK7
• E – modulus versus Temp. visualization
• Visualization off: temperature vs Time
• Frequency vs temperature
• Modulus vs temperature
• Pulsation adjustment
• Time and Temperature adjustment
• Industry standard Naberterm oven with all industrial approved regularizations (safety)
• Tmax 1200 °C
• Heating from two sides
• Ceramic heating plates with integral heating element which is safeguarded against fumes and splashing, and easy to replace
• Insulation made of non-classified fiber material
• Housing made of sheets of textured stainless steel
• Flap door which can be used as work platform
• Exhaust air outlet in rear wall of furnace
• Solid state relays provide for low noise operation
• Delivery includes base, ceramic plunger with base plate in the furnace lining.
• Process control
• Number of programs 5 with controller unit B410 (standard Grindosonic)
• Number of Elevated segments 4 with B410 (standard Grindosonic)

Optional:

• Number of programs 10 with C540
• Number of Elevated segments 20 with C540
• Number of programs 50 with P480
• Number of Elevated segments 40 with P480

Features of the MK7 Unit:

FFT "Fast Fourier Transform" / Spectroscope

• Spectrum visualization between 20Hz and 150KHz
• Extreme high resolution of up to 1ppm (1in 1.000.000)
• Noise level adjustment
• Sample size and frequency adjustment
• Normalization function to rescale low energy

E-G Poison calculation

• Automatic calculation of E and G modulus
• Measurement of honing stones, bars, cylinders, grinding wheels...
• USB memory stick connection
• Full spectrum data storage (.csv)

Wave form visualization / oscilloscope

• Adjustment in scale and time
• Full waveform storage (.csv)
• Time domain visualization of measurements

Filter band instrumentation

• Eight high order hardware analog precision band pass filters (full instrumentation)
• Software filter band selection

And more

• Piezo vibration detector full ultra-high frequency range
• Microphone vibration detector
• High accuracy better than 0,005%.
• Ease of use measurement system
• Connection to an High Temperature oven is possible
• Trigger level adjustable
• Option: in color waterfall plot software for FFT analyses
• Non - destructive measuring method
• ASTM standards:
     - ASTM E1876, ASTM C1259, ASTM C1548, ASTM C215,
     - EN 843-2, EN ISO12680-1, EN 14146 and many more

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