DIFFERENTIAL SCANNING CALORIMETER DSC-40AE – ZEAL

The DSC-40AE is a high-performance thermal analyzer based on the tower-type heat flux principle, designed to accurately measure heat flow differences between a sample and a reference material under precisely controlled temperature programs. With milligram-scale samples, the instrument provides reliable and accurate analysis of essential thermal properties, including specific heat capacity, glass transition temperature (Tg), melting point, enthalpy of fusion, reaction heat of thermosetting plastics, curing kinetics, and gel conversion rates.

Description

Designed based on the principle of tower-type heat flow method, this is a standard thermal analysis instrument that measures the heat flow difference per unit time between the sample and the reference sample under programmed temperature control, varying with temperature or time.

Features

Supports a wide temperature range up to 700 °C, making it suitable for high-temperature analysis of polymers, composites, and thermosetting materials. Incorporates 50 Hz high-speed data acquisition to enhance peak resolution and kinetic analysis accuracy.
Utilizes tower-type heat flux technology to deliver enhanced sensitivity and high-resolution thermal measurement. Offers both heating and isothermal control modes to accommodate advanced thermal program configurations.
Features a silver furnace design that improves heat transfer efficiency while minimizing interference between the sample and reference. Includes an HD touchscreen interface for intuitive and efficient laboratory operation.
Equipped with a high-sensitivity heat flux sensor for precise detection of micro-thermal changes and improved dynamic response.

Specifications

Temperature Range RT–700 °C
Temperature Control Mode Heating, isothermal (RT–400 °C)
Heating Rate 0.05–200 ℃/min
Temperature Rate Deviation Better than 1%
Cooling Method Air cooling
Phase Transition Temperature Precision ±0.02 °C (In)
Phase Transition Temperature Accuracy ±0.1 °C (In)
Baseline Stability ≤100 µW (100–300 °C, without subtraction)
Baseline Repeatability ≤40 µW
Heat Flow Peak-to-Peak Noise Better than 8 µW
Enthalpy Measurement Precision ±0.08 %(In)
Enthalpy Measurement Accuracy ±0.8 %(In)
Indium Peak Height / Half-Width ≥20 mW/K
TAWN Resolution R(20) ≤ 0.3
TAWN Sensitivity S(0.1) ≥ 3
Heat Flow Measurement Range ±750 mW
Gas Control Module 3 gas lines, inert/oxidizing, static/dynamic, 0–300 mL/min

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