Heraeus multifunctional thermal analyzer

1、 Core positioning and application scenarios

Core function: Based on the analysis of the cooling curve of molten iron, automatically calculate parameters such as carbon (C), silicon (Si), carbon equivalent (CEL), and undercooling (△ T), while evaluating spheroidization rate/creep rate, predicting mechanical properties such as tensile strength and hardness, supporting dual station synchronous measurement, and providing comprehensive data support for pre furnace batching adjustment and quality control for Heraeus Group.

Application scenariosApplicable Materialcore value

Before the cast iron melting furnaceGrey cast iron, ductile iron, ductile iron, malleable ironQuickly detect multiple parameters, adjust ingredients in a timely manner, and reduce waste rates

Production of ductile iron/vermicular ironDuctile iron, vermicular ironAccurately evaluate the spheroidization rate/creep rate to ensure the effectiveness of spheroidization treatment

Casting quality controlVarious types of cast iron partsComprehensively monitor the quality of molten iron, predict mechanical properties, and ensure product consistency

R&D LaboratoryExperimental molten iron and new cast iron materialsStudy solidification characteristics, optimize alloy composition design, and verify process parameters

Large scale production workshopBatch production of cast iron partsDual station synchronous measurement improves detection efficiency and adapts to high production demand

2、 Technical parameters and specifications

parameter categorystandard specificationsKey Instructions

Measuring principleThermal analysis of molten iron solidification (K-type thermocouple temperature measurement)Calculate multiple parameters based on cooling curve characteristic points (liquid phase line, solid phase line, eutectic point, etc.)

measurement parametersActual measurement: C, Si, CEL, △ T (undercooling), △ TM (temperature difference), liquidus temperature (TL), solidus temperature (TS)

Calculation: Spheroidization rate/creep rate, tensile strength (Rm), hardness (HB), quality factor (R/H), graphitization factor (K)Key control indicators covering the entire process of cast iron production

measurement rangeC: 2.1%-4.2%

Si: 0%-20%

CEL: 2.5%-5.0%

Temperature: 400 ℃ -1370 ℃Meet the vast majority of cast iron production needs

measurement accuracyC: ±0.039%

Si: ±0.1%

CEL: ±0.047%High precision ensures the accuracy of ingredient adjustment

display systemEL display screen, which can clearly display cooling curves and multi parameter dataSupport historical data playback, intuitive operation

Operation methodFull function button panel, menu based operationSupport advanced functions such as target material setting and inspection line adjustment

Measurement stationSingle station/dual station optionalTwo workstations require an additional preamplifier board, which can measure two samples simultaneously

data storageCan store 500 pieces of measurement dataConvenient for tracing historical data, supporting data export and analysis

output interfaceCurrent loop TTY, 4-20mA analog signal RS232/RS485Can connect to remote displays, signal lights, computers, and printers

calibration curveSet up 20 inspection lines internallyCustomizable according to the actual situation of molten iron in the factory to improve measurement accuracy

Overall dimensionsStandard industrial chassis, suitable for workshop installationDurable and sturdy, suitable for complex environments in front of the furnace

working power supplyAC 220V±10%，50HzModerate power, low energy consumption

environmental adaptabilityWorking temperature: 0 ℃ -50 ℃Anti electromagnetic interference, vibration, suitable for furnace front working conditions