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News
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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
