영어에서 Relative density 을 사용하는 예와 한국어로 번역
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Relative density: 2.986g/cm3.
Copper Tungsten skeleton relative density.
Standard Relative Density, g/cm3.
(b) Relative velocity and relative density.
The relative density is higher, lower porosity, pore smaller.
Steam density(g/mL): no data Relative density :0.913.
High Relative Density Electronic Gases Purity 99.9% Hexafluoroethane F116.
White or light yellow crystalline powder, relative density is 1.4. Soluble in.
Tungsten skeleton relative density, material density for the measured data;
Above 500°C, the oxidized to gradually titanium dioxide, toxic, relative density in.
Manganese Carbonate Powder Relative Density 3.125 Ferrite For Electrical Equipment.
Property: white or light yellow crystal powder,a strong smell of sulfur dioxide, relative density is 1.4.
W-Re Tungsten Rhenium Sheet Relative Density Max 98% Magnetron Sputtering Targets.
Tungsten, copper mutually insoluble tungsten-copper alloy powder metallurgy manufacturing process, commonly used methods can only be used ordinary sintering method and the melt infiltration process, but the system is more difficult to take the high relative density of copper tungsten alloy.
On average, the body has a relative density of 0.98 compared to water, which causes the body to float.
At present, ultra-fine powder instead of someone alone coarse tungsten powder, to improve its sintering performance, increase the relative density of tungsten copper electronic packaging materials, can reach more than 98%.
After calculation, the relative density of the present embodiment reaches the product prepared in Example 99.5, a yield of 96, the production cycle for 1 day.
It shows measurement results in%w/w extract or SG relative density and contains special functions for brewing.
Method using ammonia tungstate tungstic acid dissolved, add a boil Deionized water In the stirring, heating by ammonia, Ph=8, in the boiling solution by adding acetic acid, and then use the Dilute nitric acid The Phvalue is adjusted to 2~ 4, continuing heating concentrated to a relative density of 1.5~ 2, stop heating, cooling and filtering.
Sodium tungstate soluble in water, insoluble in ethanol, the relative density of 3.23~ 3.25, melting point of 698℃(dry goods).
However, activation of liquid phase sintering method to obtain the desired relative density, hardness, tensile strength, such as sintering performance good, but unfortunately, the impact of adding activator with high conductivity copper electrical conductivity, thermal conductivity, thermal conductivity significantly reduces the composite, conductivity, thermal conductivity which is high demand for electronic packaging sheet material is unfavorable, the material prepared by this method can only be applied with the guide to provoke less demanding areas.
Sodium metabisulfiteWhite orlight yellow crystalline powder. Relative density 1.4, soluble in water, water solution is acidi.
Property: white gravel or powder crystal, relative density is 1.561, less to dissolve in water and its water solution has alkaline reaction;
In recent years, due to the method of flour milling and powder pretreatment methods to improve, it is possible to obtain a high density sintered product(relative density greater than 99%), and the widespread concern and a rapid development.
With the increasing sintering temperature, the relative density of sintered compact increases, trace activator Ni added help to improve the relative density of sintered compact.
However, experiments based an the feedstock with solid loading of 45 vol.% have been successfully carried out and no defects are found in injection and dehinding stages, and the best sintered temperature is 1400℃ï1⁄4ŒThe relative density of sintered parts reaches 99% and no Cu is extruded to the surface of the parts during sintering.
In CoO-WO3 system is blue-green monoclinic crystals. The relative density of 8.42, slightly soluble in cold dilute acid, dissolved in hot concentrated acid, insoluble in water.
Property: white or light yellow crystal powder,a strong smell of sulfur dioxide, relative density is 1.4, easy to dissolve in water and glycerin, water solution.
By twice the height of repression,the green density further increase; the relative density of 99.5% 90W10Cu materials, thermal conductivity 175W/(mK), tungsten copper alloy 90W10Cu indicators have reached the requirements of the appropriate heat sink material.
This method is applied simultaneously sintered tungsten-copper alloy unidirectional pressure to give higher relative density of the alloy, then in order to achieve the desired size, and then the sintered alloy material is re-pressed.