{"product_id":"zta-5-5-6-5mm","title":"ZTA-W Zirconia Toughened Alumina Milling Media - 5.5-6.5mm","description":"\u003cp\u003e\u003cstrong\u003eZirconia-toughened alumina (ZTA) grinding media, 5.5–6.5 mm.\u003c\/strong\u003e Coarse-grinding media for ball mills and primary comminution. At ≥12 GPa, ZTA is the hardest media in our range, and the dispersed zirconia phase gives it far better fracture resistance than standard alumina at this larger bead size, where impact loading is highest. A cost-effective alternative to zirconia where extreme purity isn't required.\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\u003eZirconia-toughened alumina (ZTA)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemical Composition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAl₂O₃ + ZrO₂ ≥ 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\u003e5.5–6.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDensity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥ 3.70 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≥ 12 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≥ 1,100 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≤ 1.3 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 and glaze batch grinding, raw material preparation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMinerals\u003c\/strong\u003e: quartz, feldspar, calcium carbonate, and other industrial minerals\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChemicals and coatings\u003c\/strong\u003e: bulk primary grinding\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMulti-stage milling\u003c\/strong\u003e: first-pass reduction ahead of finer media\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatible Equipment\u003c\/h3\u003e\n\u003cp\u003eBall mills, roll mills, and attritors. Suitable for wet and dry milling. For intermediate and fine grinding, use 2.5–3.0 mm media instead.\u003c\/p\u003e \u003ch3\u003eChoosing ZTA vs. Zirconia\u003c\/h3\u003e\n\u003cp\u003eZTA costs significantly less per kilogram and grinds harder, but wears faster and introduces alumina into your product. For battery materials, electronic ceramics, pharmaceuticals, or any application where contamination is a specification, use yttria- or ceria-stabilized zirconia instead.\u003c\/p\u003e \u003ch3\u003eOrdering\u003c\/h3\u003e\n\u003cp\u003eSold by the kilogram. Also available in 2.5–3.0 mm and other sizes 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":"5.5-6.5mm \/ 1kg","offer_id":52903782187327,"sku":"AMV-GM-ZTA-0055-005","price":14.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/6953\/7343\/files\/ZTA-W_Zirconia_Toughened_Alumina_Milling_Media_-_5.5-6.5mm.jpg?v=1787770296","url":"https:\/\/advanced-materials.com\/products\/zta-5-5-6-5mm","provider":"Advanced Materials by Vivara Scientific","version":"1.0","type":"link"}