The samples of macrophytes and sediments were ovendried at 80 °C for 48 h to constant weights and then ground into fine powder using a planetary ball mill (Fritsch, Planetary Micro Mill PULVERISETTE 7 premium line, Germany) before the elemental analyses.
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WhatsApp: +86 18203695377Pulverisette 7 Planetary Micro Mill Premium Line Technical Data Share Working principle impact force Optimal for material type hard, mediumhard, brittle Number of grinding stations 2 Grinding tools grinding bowls and grinding balls Materials of the grinding tools agate, sintered corundum, silicon nitride, zirconium oxide, hardened stainless steel, hardmetal tungsten carbide Grinding bowl ...
WhatsApp: +86 18203695377The business directory for planetary ball mills companies All companies incl. products, news contact information Find suppliers now! ... FRITSCH is one of the internationally leading manufacturers of applicationoriented laboratory instruments for sample preparation and particle sizing. ... The product range includes a complete line of mills ...
WhatsApp: +86 18203695377Using the device Safety information DANGER The PULVERISETTE 7 premium line planetary mill from Fritsch enables speeds of up to 1100 rpm. ... Using the device Calculated weight of a ball Ball diameter in mm Material Density Calculated weight of a ball in g in g/cm Agate 2,65 0,17 1,39 4,68 11,1 Silicon nitride 3,25 0,20 1,16 5,48 12,99 ...
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WhatsApp: +86 18203695377To allow for the preparation of a preferably few μm thin and homogeneous coating with phosphor particles, the raw material's particle size (d 50 = 20 μm) is reduced by grinding to d 50 = μm with a planetary ball mill (Fritsch PULVERISETTE 7 premium line) in ethanol suspension in the presence of a dispersing agent (Tego DISPERS755W ...
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