Special Topic

2016.09.17

Standard Sieve Sizes

Sieving is a practical and cost effective way to determine particle size distributions for coarser materials. Two accepted scales are the US Sieve and Tyler Equivalent, sometimes called Tyler Mesh Size or Tyler Standard Sieve Series. The most common mesh opening sizes for these scales are given in the table below and provide an ...

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2016.09.14

What Is Proximate Analysis?

Proximate analysis is a type of scientific inquiry done to determine the approximate amounts of substances within a material. This is utilized by different types of scientists to study such things as animal feed, coal, and bio-fuels. The process of proximate analysis is complicated and often involves either extraction or remote ...

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2016.09.11

What is Coal Analysis?

To most people, coal is coal — black lumps of dusty, combustible material that double as Christmas presents for naughty children. To experts, however, every piece of coal is different, with a wide range of properties and qualities. Proper assessment of these traits is vital to ensuring a particular supply of coal is used in th...

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2016.09.05

Moisture, Ash Testing in Food Processing

Moisture content has been established as an important indicator of shelf life for foods. Moisture can determine the aesthetics of food, giving estimates to product shelf life regardless of sample properties in a wet or dry state. Ash content also is essential to a food’s nutrition and longevity.

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2016.07.27

Classification of Coal by Rank (ASTM D388-12)

Classification of Coal by Rank (ASTM D388-12). Calculating sulfur trioxide that is determined in accordance with ASTM D5016-08, dmmf:dry mineral-matter-free basis , moisture mmf : moisture mineral-matter free basis......

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2016.07.01

Basis of coal

Analytic data calculated to the moisture condition of sample as it arrived at the laboratory and before any processing or conditioning . If sample has been maintained in a sealed state, so there has been no gain or loss, the as received basis is equivalent to the moisture basis as sampled .Air dried basis (ad): A means of ...

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Ash Fusibility Coke Steel SRF Exhibition ISO Coal Sampling Power Plant ASTM GB Iron Ore Biomass Food Environmental Training Seminar