Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Manganese-zinc ferrite material as well as preparation method and application thereof
The invention provides a manganese-zinc ferrite material and a preparation method and application thereof. The manganese-zinc ferrite material comprises main ingredients and additive ingredients, themain ingredients comprise 72.10-72.70 wt% of ferric oxide, 3.2-4.5 wt% of zinc oxide and the balance of manganese oxide, and the additive components comprise 0.02-0.2 wt% of calcium oxide, 0.01-0.05 wt% of nano silicon dioxide, 0-0.06 wt% of niobium pentoxide, 0-0.06 wt% of zirconium oxide and 0.1-0.3 wt% of cobaltosic oxide; and the preparation method comprises the steps of weighing, mixing, presintering, ball milling, sanding, granulating, forming, sintering and the like. The material disclosed by the invention can be applied to a high-frequency switching power supply; and the material disclosed by the invention has the performance that the power loss is less than or equal to 250kW/m < 3 > at 25 DEG C and 100 DEG C under the condition of high frequency (1MHz, 50mT), and has the characteristic of high saturation flux density at normal temperature (25 DEG C) and high temperature (100 DEG C).
本发明提供了一种锰锌铁氧体材料及其制备方法和应用，包括主料成分及添加剂成分，主料包括72.10‑72.70wt％氧化铁、3.2‑4.5wt％氧化锌及余量氧化锰，添加剂包括0.02‑0.2wt％氧化钙、0.01‑0.05wt％纳米二氧化硅、0‑0.06wt％五氧化二铌、0‑0.06wt％氧化锆和0.1‑0.3wt％四氧化三钴；制备方法包括称重、混合、预烧、球磨、砂磨、造粒、成型及烧结等步骤；本发明的材料可以在高频开关电源中应用；本发明的材料具有在高频(1MHz、50mT)条件下25℃及100℃下功率损耗≤250kW/m3的性能，同时具有常温(25℃)、高温(100℃)下的高饱和磁感应强度的特点。
Manganese-zinc ferrite material as well as preparation method and application thereof
The invention provides a manganese-zinc ferrite material and a preparation method and application thereof. The manganese-zinc ferrite material comprises main ingredients and additive ingredients, themain ingredients comprise 72.10-72.70 wt% of ferric oxide, 3.2-4.5 wt% of zinc oxide and the balance of manganese oxide, and the additive components comprise 0.02-0.2 wt% of calcium oxide, 0.01-0.05 wt% of nano silicon dioxide, 0-0.06 wt% of niobium pentoxide, 0-0.06 wt% of zirconium oxide and 0.1-0.3 wt% of cobaltosic oxide; and the preparation method comprises the steps of weighing, mixing, presintering, ball milling, sanding, granulating, forming, sintering and the like. The material disclosed by the invention can be applied to a high-frequency switching power supply; and the material disclosed by the invention has the performance that the power loss is less than or equal to 250kW/m < 3 > at 25 DEG C and 100 DEG C under the condition of high frequency (1MHz, 50mT), and has the characteristic of high saturation flux density at normal temperature (25 DEG C) and high temperature (100 DEG C).
本发明提供了一种锰锌铁氧体材料及其制备方法和应用，包括主料成分及添加剂成分，主料包括72.10‑72.70wt％氧化铁、3.2‑4.5wt％氧化锌及余量氧化锰，添加剂包括0.02‑0.2wt％氧化钙、0.01‑0.05wt％纳米二氧化硅、0‑0.06wt％五氧化二铌、0‑0.06wt％氧化锆和0.1‑0.3wt％四氧化三钴；制备方法包括称重、混合、预烧、球磨、砂磨、造粒、成型及烧结等步骤；本发明的材料可以在高频开关电源中应用；本发明的材料具有在高频(1MHz、50mT)条件下25℃及100℃下功率损耗≤250kW/m3的性能，同时具有常温(25℃)、高温(100℃)下的高饱和磁感应强度的特点。
Manganese-zinc ferrite material as well as preparation method and application thereof
锰锌铁氧体材料及其制备方法和应用
LI BIN (Autor:in) / GU XIEFENG (Autor:in) / PENG CHUNLAN (Autor:in)
02.04.2021
Patent
Elektronische Ressource
Chinesisch
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