NETZSCH - Leading Thermal Analysis.
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ServiceProducts Contract Testing Methods Welcome to Netzsch Instruments
 "CATCH THE NETZSCH FEVER" - SURVEY
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Do You Have Netzsch Fever

Simply put, NETZSCH is HOT!    

Customers worldwide are catching the fever for our thermal analysis & thermal properties instruments, making NETZSCH the fastest-growing company in our field. 
 
We expect you might be catching NETZSCH FEVER, too. So let’s find out fast by answering these few burning questions.  Include your complete mailing address and we’ll rush you a FREE flexible feverscan thermometer as our gift to you.
 

 

www.e-Thermal.com

Thanks for your feedback … If you do turn out to have Netzsch Fever, then rest-assured, we are ready to take good care of you!

 

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1) Is your lab performing Thermal Analysis or Thermal Properties measurements? (DSC, DTA, TGA, Dilatometers, Thermal Conductivity, Thermal Diffusivity, etc.)

  Yes   No

2) If Yes, which thermal analyzers? (control-click for multiple selections.)
  DSC DTA
  TGA (TG) STA (TGA-DTA / DSC)
  Dilatometry TMA
  DMA Flash Diffusivity (Laser / Xenon)
  Thermal Conductivity DEA-Dielectric Analysis
  Other (Please indicate:)
  Not using such instruments
     
3) Which manufacturer(s) equipment are you using? (Ex: Netzsch)
   
     
4) How old is the equipment?
   
     
5) Are you 100% satisfied overall with your thermal analyzers?
  Yes   No
   
6) Are you in the market to buy new thermal analyzers in 2007 or 2008?
  Yes   No
     
7) If yes, which analyzers? (see #2)
   
     
8) If Yes, what type of samples do you plan to test?
   
     
9) In your opinion, what is important for a TGA system?    Please rank the following questions.
 

Top-loading design versus hang-down wire type of balance system

 

The NETZSCH thermo-balances are equipped with digital balance systems. They are vertically constructed with a top-loading sample arrangement and offer direct temperature measurement at the sample. This top-loading design eliminates use of hang-down wires which are condensation-prone.  The top-loading design also supports efficient transport of evolved gases from the thermo-balance furnace without introducing a gas force, which would otherwise be needed to direct these gases away from the balance system.  Therefore, safe and error-proof operation is better guaranteed.
 
How important is this fact to you?

very important,
excellent feature
 
not important,
poor feature
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5
 

Vacuum-tightness & low-volume furnace

 


Virtually all Netzsch thermo-balances are vacuum-tight by design. Only a vacuum-tight design allows measurements under well-defined and highly pure atmospheres. In addition, these thermogravimetric analyzers can be equipped with heated coupling adapters for gas analysis systems such as QMS and/or FTIR.  Furthermore, the sample arrangement in a top-loading thermo-balances ensures that evolved gases are able to leave the sample compartment via their natural upward flowpath, entering into the adapter and capillary system. Also, low-volume furnaces require only low purge gas flows, reducing  dilution of the evolved gases before entering into any gas analyzer(s).
 
How important is this fact to you?

very important,
excellent feature
 
not important,
poor feature
1
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Measurements under reduced pressure
 

Separation of solvents or plasticizers becomes possible by performing measurements under reduced pressure. Under reduced pressure a boiling point depression of solvents is achieved and therefore, it is easy to distinguish between e.g. rubber and plasticizer content.
Such measurements can be achieved if the thermo-balance is vacuum-tight and can be equipped with an evacuation system.
 
How important is application capability to you?

very important,
excellent feature
 
not important,
poor feature
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Evaluation of endo- and exothermal effects in a TGA via c-DTA (a calculated form of DTA / DSC signal)
 


The calculated DTA/DSC-signal, c-DTA®, is ideal for easy temperature calibration without need for magnetic Curie-point standards, which  otherwise often require partial disassembling of the thermo-balance. In addition, signals of mass change together with endo- and exothermal behaviors  (e.g. vaporization with mass loss or melting without mass change) can be obtained without any hardware extension. Thus, correlation of such results is not influenced by the hardware. 
 
How important is this feature to you?

very important,
excellent feature
 
not important,
poor feature
1
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Automatic sample changer (ASC)
 

Automatic sample changers (ASC) allow performing measurements without further involvement of the operator.  Evaluation of each measurement can be programmed individually and carried out by a password secure macro-recorder routine in order to avoid any operator influence. Highest flexibility is given when each sample can be treated individually.  The system has capacity for many samples for overnight and/or weekend runs. In addition, unplanned analyses can be inserted into a pre-programmed series of measurements already in progress. At room temperature, evaporating samples can be placed onto the sample-carrousel in sealed crucibles, which will be automatically pierced just prior to insertion into the furnace. The ASC can handle different sample pan types made out of Al2O3, Pt, quartz glass, etc.
Furthermore, the TGA with ASC can be coupled to the quadrupole mass spectrometer and/or FT-IR spectrometer for materials research and characterization at highest level (down to ppm range).
 
How important is an automatic sample changer to you?

very important,
excellent feature
 
not important,
poor feature
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Exchangeable sample holders
 

For measurements on large mass or light, low density samples, easily exchangeable sample holders and crucibles are available. Additionally, sample holders with special coatings for testing of corrosive materials can be used in order to ensure the life time of the sample holder system.
 
How important is a choice of different sample holders to you?

very important,
excellent feature
 
not important,
poor feature
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Rate-controlled mass loss (RCM)

 

Rate controlled mass change (RCM) measurements are useful to resolve overlapping phenomena and can increase the resolution in TGA experiments.  RCM software allows for operation in three modes: start-stop, stepwise isothermal and dynamic heating rate change. The dynamic heating rate is called SuperRes®, which is also known as “High-Resolution” in some literature.
 
How important are “high-resolution” or rate-controlled measurements to you?

very important,
excellent feature
 
not important,
poor feature
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NETZSCH offers precision thermal analysis instruments including advanced dilatometers (with a new basic R&D/QC dilatometer), classical DSC & TGA (with a new economical DSC), high temperature DSC to 1650°C for specific heat, very high temperature STA (TGA-DSC/DTA) to 2400°C (featuring the new STA 409-PC Luxx®), thermal / evolved gas analysis with fully-integrated FTIR & MS, plus high resolution TMA and DMA. We also feature leading technology for thermal conductivity and diffusivity measurement as well as refractories testing including HMOR, CIC, and RUL.

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Last update: 09/23/2007 , Copyright © 2000-2006 NETZSCH-Geraetebau GmbH