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Synchronous Thermal Analyzer STA 449 F3 Jupiter
Synchronous Thermal Analyzer STA 449 F3 Jupiter
Product details
STA 449 F3 Jupiter®It is a newly launched synchronous TG-DSC thermal analyzer by Nike. As one of the new members of the cost-effective NETZSCH F3 series products, it has the characteristics of being sturdy, flexible, and easy to operate, making it very suitable for testing both thermal effects (transition temperature, enthalpy) and changes in mass simultaneously. By selecting a suitable furnace body, installing high-performance sensors, and matching them with the most appropriate accessories, a synchronous thermal analyzer with top mounted samples can almost meet all applications. It combines high-performance thermal flow DSC and high-sensitivity balance, providing unparalleled weighing and measurement range.
STA 449 F3 Jupiter®Contains high-performance TG and DSC testing systems. Its balance system has the characteristics of small drift and wide range. This system can be equipped with scales of different ranges and achieve high sensitivity across the entire range. This is attributed to the world's leading electronic balance technology.
As the successor product of Nike's renowned STA 449 C, STA 449 F3 Jupiter®Fully inheriting the broad mindedness of STA 449 C, the temperature range of this system can reach -150 ° C... 2400 ° C according to different furnace bodies.
Through the vacuum system and flow control system, users can conduct tests under any atmosphere control.
The dual furnace lifting device and automatic sampler (ASC) are very advantageous for high-performance thermal analysis instruments, which can greatly improve the sample processing capacity and thus enhance the efficiency of testing.
Various TG-DSC sensors can provide true DSC testing over a wide temperature range. TG and TG-DTA sensors can meet special testing requirements.
The sturdy and durable hardware, user-friendly software, flexible and diverse design, and rich options make STA 449 F3 the ideal tool for quality control and material research in your laboratory.
STA 449 F3 Jupiter®It can be used in combination with QMS or FTIR, or both simultaneously. Even with an automatic sampler, all tests can be conducted synchronously.

STA 449 F3 Jupiter®-Technical parameters
• Temperature range:- 150 ... 2400°C
Heating and cooling rate: 0.001 50 K/min (depending on furnace configuration; maximum linear heating rate of high-speed heating furnace is 1000 K/min)
• Maximum weight: 35000 mg
Weighing resolution: 0.1 μ g (within the full range)
DSC resolution:< 1 μ W (depending on the equipped sensor)
Atmosphere: Inert, Oxidation, Reduction, Static, Dynamic
Equipped with solenoid valves for 2-way blowing air and 1-way protection air as standard.
Three channel gas mass flow meter for digital precise control of gas flow rate (optional)
• Vacuum sealed structure, with a vacuum degree of 10-4 mbar
For a single TG bracket, c-DTA can be equipped®(Computational DTA) function, used for temperature correction and additional DTA information acquisition.
TG-DSC and TG-DTA sample scaffolds are used for true synchronous measurement.
Automatic Sample Injector (ASC), capable of loading up to 20 samples simultaneously (optional)
• Combined with FTIR, MS, and GC-MS through a heatable adapter (optional)
• Unique Pulse TA®Extended functions (optional)
• Unique OTS®Oxygen inhalation accessories (optional)

STA 449 F3 Jupiter®-Software functions
STA 449 F3 Jupiter®The measurement and analysis software is based on Microsoft Windows®Proteus of the system®The software package includes all necessary measurement and data analysis functions. This software package has an extremely user-friendly interface, including easy to understand menu operations and automated workflows, and is suitable for various complex analyses. Proteus software can be installed on the control computer of the instrument for online operation, or installed on other computers for offline use.

DSC/DTA partial analysis function:
Peak annotation: It can determine the starting point, peak value, inflection point, and ending point temperature, and can perform automatic peak search.
Peak area/enthalpy calculation: Multiple types of baselines can be selected for partial area analysis. You can choose the current mass at which temperature to use as the benchmark for enthalpy calculation.
Comprehensive analysis of peaks: Various information such as temperature, area, peak height, and peak width can be obtained simultaneously in one annotation.
Comprehensive glass transition analysis.
Automatic baseline deduction.
Crystallinity calculation.
Oxidation induction period (O.I.T.) analysis.
Specific heat analysis (optional).
BeFlat®Function: Used for optimizing DSC baseline (optional).
Tau-R®Mode: Incorporate the time constant and thermal resistance of the instrument into the calculation to obtain sharper DSC peaks (optional DSC sensor function)
DSC peak shape correction function: corrects the peak shape of the absorption/release peaks, incorporating the thermal resistance and time constant factors of the system into the calculation (optional).

TG analysis function:
Manual or automatic annotation of weightlessness steps, in units of% or mg.
Quality time/temperature labeling.
Residual quality labeling.
The extrapolation starting and ending points of the weightlessness step can be marked.
First order differentiation (DTG) and second-order differentiation can be applied to the thermogravimetric curve, and peak temperature labeling can be performed.
Automatic baseline and buoyancy effect correction.
c-DTA®(Computational DTA): Can annotate the characteristic temperature and peak area of thermal effects (optional)


STA 449 F3 Jupiter®-Application examples

Characterization of Ceramic Raw Materials
The STA test on ceramic raw materials showed three weight loss steps. Below approximately 250 ° C, the evaporation of adsorbed water occurs. Between 250 ° C and 450 ° C, the loss of organic components was observed, releasing 156 J/g of energy. The dehydration of kaolin occurs above 450 ° C, with an endothermic enthalpy of 262 J/g. The mass numbers of 18 and 44 on the mass spectrum curve correspond to the escape of H2O and CO2. The DSC exothermic peak at 1006 ° C (enthalpy -56 J/g) is due to solid-phase transition.

Building material: Glass wool
Glass wool is commonly used as insulation material for houses and heating pipes. The STA test showed three weight loss steps below approximately 600 ° C, which were caused by the evaporation of adsorbed water and the burning loss of organic binders. The burning loss of organic adhesives corresponds to a strong DSC exothermic peak within this temperature range. The glass transition appears as a step near 728 ° C on the DSC curve, with an increase in specific heat of 0.41J/(g * K). The DSC exothermic peak at 950 ° C corresponds to the crystallization effect, with a enthalpy of -287 J/g; The endothermic effect between 1050 ° C and 1250 ° C corresponds to melting, with a total enthalpy of 549 J/g. Trace changes in mass above 700 ° C are most likely due to the oxidation and volatilization of impurities.

Burning loss of oil felt
Oil felt, as a building material, was invented in 1863 and is commonly used for floor covering. It has the characteristics of strength, insulation, etc. The natural composition of oil felt can be revealed through STA testing in an air atmosphere. Before 150 ° C, water evaporates, and the subsequent multi-step weight loss between 200 ° C and 500 ° C is mainly due to the burning loss of linseed oil, natural resin, sawdust, sawdust, and jute substrate, accompanied by a significant exothermic effect. The heat released during this oxidation process reaches 14.5 KJ/g. Between 600 ° C and 750 ° C, the main cause is the thermal decomposition of the filler CaCO3.

Identification of explosives
High explosives such as RDX and T4 begin to sublime at 150 ° C, as can be seen from the thermogravimetric curve. On the DSC curve, there is an endothermic peak starting at 206 ° C, mainly due to the melting of the sample, with a enthalpy value of 123J/g. Between 200 ° C and 250 ° C, there is a violent exothermic phenomenon, releasing 1.38KJ/g of heat. The sample size for this experiment is 2.32mg, the heating rate is 5K/min, and the atmosphere is synthetic air.

Phase transition of γ - TiAl
The refractory alloy γ - TiAl can be identified through high-temperature and low-density corrosion resistance tests. Generally used for turbine chargers, gas turbines, and engines in the aerospace industry. The DSC curve in the figure shows that there is an endothermic effect (peak temperature of 1323 ° C) at the extrapolated starting temperature of 1195 ° C, mainly due to the α 2 → α phase transition process. At 1476 ° C (peak temperature), the alpha phase transitions to the beta phase. The endothermic peak at 1528 ° C on the DSC curve is mainly due to the melting process of the sample (starting temperature: 1490 ° C, liquidus temperature approximately 1560 ° C). Throughout the entire testing process, there was no significant change in sample quality.

Analysis of Carbon Fiber Reinforced Composite Materials
Carbon fiber reinforced polymer (CFRP) is a commonly used composite material. Mainly composed of polymers and embedded carbon fibers, it has the characteristics of light weight, high hardness, and strong stability, suitable for applications in the automotive and aerospace fields. The test results of STA show that there is an endothermic peak at 329 ° C, with a enthalpy value of 25J/g, mainly due to the melting process of the polymer. The main process between approximately 480 ° C and 620 ° C is the decomposition of polymers. At 650 ° C, the atmosphere was switched from N2 to O2, and the carbon fiber component underwent exothermic decomposition (weight loss: 24.7%). The residual mass of 0.0% at the end of the experiment indicates that there are no other inorganic fillers or glass fibers in the sample.



STA 449 F3 Jupiter®-Related attachments
STA 449 F3 offers a variety of crucibles made of different materials, such as alumina, platinum, aluminum, graphite, quartz, etc. Multiple different size specifications are provided for each crucible.
The unique steam furnace option, equipped with a series of accessories for steam generation, gas mixing, and flow control, constitutes the perfect tool for studying the mass and energy changes inside the sample within the set absolute humidity and temperature range up to 1250 ° C.
The newly launched high-speed furnace body is a great functional extension of existing STA and high-temperature DSC products. This type of furnace body does not need to be equipped with specialized instruments and can be installed together with other furnace bodies on the existing dual lifting devices of STA449Fx/DSC404Fx. If dual furnace bodies are not installed, an automatic sampler (ASC) can also be equipped for high-speed furnaces. The flexibility of this modular design, especially the high-speed furnace can be combined with ASC, which saves a lot of time and greatly shortens the sampling period.
For samples that are prone to oxidation at high temperatures, OTS can be equipped ™ The Oxygen Trap System attachment effectively reduces the possibility of sample oxidation by adsorbing and blowing impurity oxygen in the atmosphere.
Automatic Sample Injection System (ASC) can be used for batch routine testing. The instrument can work day and night, not only making full use of the instrument but also saving a lot of time. (For example, conducting calibration tests on weekends when there is no one present). The injection turntable can hold up to 20 samples and reference crucibles at a time, and work in a customized order. The testing atmosphere and cooling device control are both automatic. Individual test condition programming and macro calculations can be performed for each sample. An easy to understand operating interface can guide users to complete a series of test program edits, and during the experiment, they can also make changes to the running program by inserting new test programs into the already written program.

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