WebThe present invention provides a technical scheme of a method and equipment which are used for sphericizing a powdered magnetic concentrate. The method has the characteristics that a mixture is ground wetly after being dried, and sphericized, so that the granularity of the mixture, which is less than 200 meshes, can be increased by more than 10%; the … WebJul 1, 2014 · The ultrafine graphite particles was prepared and sphericized by stirred mill. By the conditional tests, the influences of the main operation parameters, such as ball-to …
CN101979384A - Method for preparing sphericized hexogen RDX …
WebApr 1, 2007 · Firstly, the composite powder that nano- Al2O3 particle is dispersed in micro copper matrix was prepared by mechanical alloying (MA). Secondly, the shapes and … WebThe invention discloses a preparation method of a highly-spheroidized 1,1-diamino-2,2-dinitroethylene crystal, which comprises the following steps of 1) adding FOX-7, a mixed solvent and an additive into a crystallization kettle for fully dissolving, wherein the initial temperature of the crystallization kettle is 50 ~ 70 ℃, 2) reducing the temperature of the … men\\u0027s curling scores
Preparing and Sphericizing Ultrafine Graphite Particles …
WebThe average particle sizes of spherical DDNP and traditional DDNP are 350 and 150 m, respectively. During the work, it was found that the inner of spherical DDNP comprises a large number of fine petal shaped DDNP crystals, radiating distri- bution from inner to outer. WebEvidently the lenses had sphericized the superior corneal cylinder, leaving the lower cylinder intact. She was refitted with rigid gas-permeable lenses, achieving 20/20 acuity in each eye. Case 2 Another patient presented with pain and glare sensitivity in both eyes. WebAbstract. The invention provides a sphericized epsilon type hexanitrohexaazaisowurtzitane (HNIW) crystal and a preparation method thereof. The preparation method of the … how much time should i spend on social media