Eksempler på brug af Average particle size på Engelsk og deres oversættelser til Dansk
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S average particle size, apparent density, purity and impurities content.
This type of milling does not effectively influence the WC average particle size.
The relationship between the average particle size and the green density as well as the compressive strength of compacts is shown in Fig.
It is also named Fisher sub-sieve sizer(FSSS)/Average particle size analyzer.
The relationship between the average particle size and the green density as well as the compressive strength of compacts is shown in Fig. 5.31 for a const ant pressure.
HMK-22 uses air permeability to fast determine the average particle size of powders.
The average particle size and size distribution of the starting W powder determine the particle size and size distribution of WC.
Tungsten powder particle size is generally 2~10μm of Fisher average particle size.
Therefore, the measured value for the average particle size in this stage does not always correspond to the real particle size and can even be misleading.
HMK22 Fisher Sub-sieve Sizer uses air permeability method to determine the average particle size of particlesÂ.
For WC powders with average particle sizes below 0.5um(ultrafine grades), special care must be taken due to their pyrophorictiy, and handling is commonly done under inert gas.
Carburization temperatures vary between 1300 and 1700℃,mainly depending on the average particle size of the powder.
Aggregates of powder average particle size is large, a smaller surface area reduces its presence in the spraying process oxidation, resulting coating contains only a small amount of Mo5Si3 and Mo phase.
Of the highest quality and purity,the specially prepared coarse tungsten powders have average particle sizes greater than 10 microns.
The average particle size and size distribution of the starting W powder determine the particle size and size distribution of WC. Only a slight increase in size occurs due to the change in density from 19.3 g•cm-3(W) to 15.7 g•cm-3WC.
The high quality and high purity fine tungsten powder are typically greater than 99.95% tungsten purity with average particle sizes up to 10 microns.
The present invention relates to a ultra-fine copper coated molybdenum powder or ultrafine tungsten powder, pre-coated molybdenum powder orultra fine tungsten powder average particle size D50 of not more than 1.3μm, the average thickness of copper coating not more than 300nm, the surface of copper clad rate of not less than 50%;
By far the biggest percentage is manufactured by the conventional method- carburization of tungsten powder- andcovers the widest range of powder qualities in regard to average particle size 0.15-12µm.
CERTIFICATION Each shipment of powder is accompanied by a standard certificate of analysis,which includes F.S.S.S average particle size, apparent density, purity and impurities content.
Milled: ground stone that has been through a further reduction process via a mill to create a dry powder of particles down to an average particle size of 3 microns or even finer.