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News
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XRF flux particle size is key factor
XRF flux plays an important role in metal analysis. When we talk about X-ray fluorescence (XRF) analysis, the role of flux cannot be ignored. It not only helps to improve the accuracy of analysis, but also provides strong support for rapid and accura...
Sep. 06. 2024
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The difference between a tube furnace and a muffle furnace:
1. The airtightness of a tube furnace is better. It is recommended to use a tube furnace for those with high requirements for vacuum and airtightness. Relatively speaking, the operation of a muffle furnace is relatively simple. In terms of temperatur...
Sep. 04. 2024
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Determination of major and minor elements by X-ray fluorescence spectrometry
Method Summary The sample is made of lithium tetraborate and lithium fluoride as flux, and lithium nitrate (oxidant) and lithium bromide (demolding agent) are added at the same time. The sample is melted into a glass disc at a high temperature of 105...
Sep. 02. 2024
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Application areas of industrial electric furnaces
Industrial electric furnace is a kind of equipment that converts electrical energy into thermal energy and is widely used in various industrial heating processes. With its advantages of high energy efficiency and environmental protection, industrial ...
Aug. 31. 2024
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Main features of Fire Assay Cupellation Furnace
The main purpose of Fire Assay Cupellation Furnace is to test and smelt precious metals. The main features are as follows: 1. High temperature: The fire assay ash blowing furnace can reach a high temperature of more than 1100°C, which is enough ...
Aug. 29. 2024
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Working Principle and Application of Thermogravimetric Analyzer
Thermogravimetric analyzers can measure the mass change of a substance during heating, thereby analyzing the thermal stability of the material. It is widely used in many fields such as materials science and physics. This article mainly introduces the...
Aug. 27. 2024
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What is a high temperature dilatometer?
A high temperature dilatometer is a special instrument used to measure the expansion or contraction properties of solid materials under high temperature conditions. It is mainly used to study parameters such as the thermal expansion coefficient, ther...
Aug. 26. 2024
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Application of Fire Assay Ash Blowing Furnace in Metal Material Analysis
Fire Assay Cupellation Furnace is a traditional metal material analysis method. The principle is to use high temperature to decompose metal materials into oxides, and analyze the trace elements in metal materials through the purging and reduction rea...
Aug. 22. 2024
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What are the selection principles for high temperature testers?
The selection principles of high temperature testers include temperature range and accuracy, heating method and heating rate, atmosphere control capability, automation and data acquisition, sample shape and size, consumables and auxiliary facilities,...
Aug. 20. 2024
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Fire assay method for determination of gold in samples
Weigh a certain amount of the tested gold alloy material, add silver to the sample in a quantitative manner, wrap it in lead foil and blow it in a high-temperature molten state, lead and base metals are oxidized and separated from gold and silver, th...
Aug. 19. 2024
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Difference between carburizing furnace and muffle furnace
1. Definition of carburizing furnace and muffle furnace Carburizing furnace (carburizing furnace) is a heat treatment equipment used for surface hardening. By controlling the temperature and chemical composition of the workpiece, carbon is diffused o...
Aug. 16. 2024
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Understanding Fusion Sample Preparation for X-ray Fluorescence Analysis
There are two sample preparation methods at present: tableting and melting. The melting method is recognized as the advanced sample preparation method in the world. Tableting: After the sample is crushed, it is pressed into a disc and can be analyzed...
Aug. 14. 2024
