{"product_id":"92-alumina-balls-5mm","title":"92% Alumina Milling Media Balls - 5mm","description":"\u003cp\u003e\u003cstrong\u003e92% alumina grinding media, 5 mm.\u003c\/strong\u003e High-purity alumina balls for general-purpose wet and dry milling. Significantly harder and stronger than standard 60% alumina media, with no zirconium content, making it the right choice when alumina is already present in your formulation or when zirconium contamination is a concern.\u003c\/p\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e92% alumina ceramic\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemical Composition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAl₂O₃ ≥ 92%\u003cbr\u003eSiO₂ ≤ 5%\u003cbr\u003eOthers ≤ 3%\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBead Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDensity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥ 3.60 g\/cm≥\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVickers Hardness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥ 11 GPa\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCrushing Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥ 1,050 N\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWear Loss\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 1.5 g\/kg·h\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSphericity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥ 95%\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWater Absorption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 0.01%\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e \u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCeramics\u003c\/strong\u003e: body, glaze, and raw material grinding\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMinerals\u003c\/strong\u003e: quartz, feldspar, kaolin, and industrial minerals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChemicals and catalysts\u003c\/strong\u003e: bulk wet and dry milling\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAlumina-based formulations\u003c\/strong\u003e: where media wear does not introduce a foreign phase\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatible Equipment\u003c\/h3\u003e\n\u003cp\u003eBall mills, rod mills, horizontal mills, and attritors. Suitable for wet and dry milling.\u003c\/p\u003e \u003ch3\u003eWhere Alumina Fits\u003c\/h3\u003e\n\u003cp\u003eAlumina is the most economical media in our range. It offers lower density than zirconium silicate or zirconia, which means less energy per impact and slower grinding in dense or viscous slurries, and it wears faster than stabilized zirconia. Choose alumina for cost-driven bulk grinding, or where alumina contamination is acceptable or already inherent to the product. For battery materials, electronic ceramics, or pharmaceuticals, use yttria- or ceria-stabilized zirconia.\u003c\/p\u003e \u003ch3\u003eOrdering\u003c\/h3\u003e\n\u003cp\u003eSold by the kilogram. Other sizes available on request. Contact us for volume pricing or help matching media to your process.\u003c\/p\u003e","brand":"Advanced Materials by Vivara Scientific","offers":[{"title":"5mm \/ 1kg","offer_id":52903765606719,"sku":"AMV-GM-ALB-0050-006","price":11.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/6953\/7343\/files\/92_Alumina_Milling_Media_Balls_-_5mm.jpg?v=1787769509","url":"https:\/\/advanced-materials.com\/products\/92-alumina-balls-5mm","provider":"Advanced Materials by Vivara Scientific","version":"1.0","type":"link"}