Overview
Micron oxide refers to oxide particles with diameters in the micrometer range (typically 1-100 µm), engineered for specialized industrial applications. These materials are valued for their fine particle size, high surface area, and tailored chemical properties. Common examples include micron-sized aluminum oxide (Al₂O₃) and silicon dioxide (SiO₂), each offering distinct advantages in fields like materials science and electronics. Produced through processes such as precipitation, calcination, or milling, micron oxides are classified by purity, particle size distribution, and morphology. Their uniform particle size makes them ideal for applications requiring precise material properties, such as advanced ceramics or thin-film coatings.
Physical and Chemical Properties
Micron oxides exhibit properties that vary by composition but share characteristics like high thermal stability and chemical inertness. For instance, alumina (Al₂O₃) micron oxide is known for its hardness (~9 on the Mohs scale) and resistance to acids, while silica (SiO₂) offers excellent dielectric properties. Particle size distribution is tightly controlled to ensure consistency in end-use performance. These materials are typically insoluble in water and organic solvents, with densities ranging from 2.2 g/cm³ (SiO₂) to 3.95 g/cm³ (Al₂O₃). Their melting points are high, often exceeding 1600°C, making them suitable for high-temperature applications. Surface treatments (e.g., hydrophobic coatings) are sometimes applied to enhance compatibility with polymers or liquids.
Main Applications
In coatings and paints, micron oxides act as fillers or UV stabilizers, improving durability and finish. The electronics industry uses high-purity alumina or silica for substrates, insulators, and abrasives in semiconductor manufacturing. Ceramics benefit from their role in enhancing strength and thermal shock resistance. Other applications include catalysts (where surface area is critical), polishing compounds, and advanced composites. For example, micron zirconia (ZrO₂) is employed in dental ceramics due to its biocompatibility and fracture toughness. The choice of oxide depends on required properties like hardness, conductivity, or optical characteristics.
Safety and Storage
Handling micron oxides requires precautions due to their fine particulate nature. Inhalation risks necessitate NIOSH-approved respirators for airborne dust, along with protective gloves and goggles. Facilities should use local exhaust ventilation to minimize exposure during processing or packaging. Storage recommendations include airtight containers in dry, cool environments to prevent moisture absorption or clumping. Certain oxides (e.g., reactive metal oxides) may require segregation from incompatible chemicals. Spills should be cleaned using HEPA-filter vacuums to avoid dust dispersion.
B2B Procurement Guide
Buyers should prioritize suppliers with ISO certifications and batch-specific certificates of analysis (CoA). Key specifications include particle size distribution (D50, D90), purity (>99% for electronics), and trace metal content. For coatings, consider surface-treated variants to improve dispersion. Bulk procurement (e.g., 1-ton batches) often reduces costs by 10-20%. Sample testing is advised to verify flowability and compatibility with downstream processes. Regional suppliers may offer logistical advantages, but global sources (e.g., China, Germany) dominate high-purity markets. Negotiate lead times, especially for customized grades.
Related Manufacturers
- 主营：[]
- 主营：[]
- 主营：氧化铜
- 主营：对辊机、低温粉碎、马赛克陶瓷、气流分级机、气流粉碎机、高速混合机、气流分级系统、气流粉碎系统、高速混合系统机
- 主营：氯化镧、锆产品、钴产品、氧化镧、稀土盐类
- 主营：拟薄水铝石、异丙醇铝、仲丁醇铝、高纯氧化铝、伽马氧化铝、氧化铝球、铝溶胶、异丙醇铝三聚体、催化剂载体小球
- 主营：铁碳填料、还原铁粉、配重铁粉、氧化锌、化工铁粉、混凝土滤板、磁粉、柔性防水套管、刚性防水套管、ABS滤板模板、石英砂滤料、无烟煤滤料、蜂窝斜管填料、盘式曝气器、活性炭、微电解填料、锰砂滤料、蜂窝活性炭、多孔悬浮球填料、套筒补偿器、旋转补偿器、可提升曝气器、滤头、聚丙烯酰胺PAM、聚合氯化铝PAC、水处理磁粉
- 主营：纳米氧化锡、陶瓷粉体材料
- 主营：铝矾土、线圈胶泥、感应电炉炉衬、氢氧化钙、氧化钙、酸性炉衬材料、中性炉衬材料、捣打料、干振料、加热炉浇灌料、硅质打炉料、中间包可塑料、可塑快速修补料、石英砂、中频炉炉衬料、高岭土、透热炉打结料、橡胶颗粒、机制木炭、膨润土、绿泥白泥修补料、火山石板材、凹凸棒土粉、沸石粉沸石颗粒
- 主营：三硫代碳酸钠、红色素-16、聚乙烯亚胺、氧化镨、三乙二醇二异辛酸酯、巯基苯并噻唑钠、L-丙交酯、乙交酯、石油酯-T50、多元醇苯甲酸酯、热压敏染料、光稳定剂、高分子降解材料
- 主营：纯铜粉、纯镍粉、纯铬粉、碳化钨、钒铁粉、紫铜粉、钛铁粉、金属钨、钨粉纯、石墨粉、黄铜粉、合金粉、钼铁粉、青铜粉、纯铅粉、球形镍粉、纳米铅粉、电解锡粉、导电镍粉、铬粉用户、激光熔覆、铜粉需要、纳米铜粉、超细钴粉、铜粉预定
- 主营：氧化铬绿
- 主营：18908-66-2、癸甲氯铵、咪唑烷酮、氧化铽、二异丁腈、饲料添加剂、分散剂工业、柠檬酸三丁酯、聚乙烯吡咯烷、二甲基溴化铵
- 主营：光触媒、抛光粉、抗菌剂、氧化铝、纳米二氧化钛、纳米氧化锆、氧化硅、纳米氧化铈、纳米氧化钕、纳米氧化镁、纳米氧化铁、纳米氧化铜、纳米氧化锌、纳米氧化锰、纳米氧化镍、纳米ato粉、纳米银粉、陶瓷粘合剂、隔热涂料、纳米除醛剂、装修除味剂、光催化微珠、羟基发生器、光催化涂料、光催化陶瓷滤网
- 主营：纳米铝溶胶、纳米硅溶胶、钛白粉、纳米氧化铈、纳米氧化铝、纳米氧化钛、纳米氧化锌、纳米氧化铁、纳米氧化硅、纳米氧化镁、纳米氧化锆、纳米氧化铜、氧化锌、氧化铁、氧化镁、氧化铝、白炭黑、硅溶胶、铝溶胶、纳米氮化硼、纳米碳化硼
- 主营：氧化钕、金属铋粉、锡粉、镍粉
- 主营：合金粉、结晶粉、球形镍粉、纳米氧化锆、纳米氧化铝、超细微米镍粉、球形氧化铝粉末、电解铜粉、黑碳化硅、绿碳化硅、粉末喷涂材料