{"product_id":"szs-4-0-5-0mm","title":"Sintered Zirconium Silicate (SZS) Milling Media - 4.0-5.0mm","description":"\u003cp\u003e\u003cstrong\u003eSintered zirconium silicate (SZS) grinding media, 4.0–5.0 mm.\u003c\/strong\u003e Coarse-grinding media for ball mills and primary dispersion. Higher density than alumina and stronger than ZTA at ≥1,400 N crushing strength, at a fraction of the cost of stabilized zirconia. At this bead size the added crushing strength matters most, since impact loading per collision is highest.\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\u003eSintered zirconium silicate\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 ≥ 67%\u003cbr\u003eSiO₂ ≤ 30%\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\u003e4.0–5.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDensity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥ 4.08 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≥ 10 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≥ 1,400 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≤ 1.2 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 \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAppearance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLight yellow\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\u003ePaints and coatings\u003c\/strong\u003e: primary pigment grinding and pre-dispersion\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChemical processing\u003c\/strong\u003e: bulk wet grinding in ball mills\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCeramics and minerals\u003c\/strong\u003e: raw material and batch 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 dispersion, use 2.5–2.8 mm media instead.\u003c\/p\u003e \u003ch3\u003eWhere SZS Fits\u003c\/h3\u003e\n\u003cp\u003eZirconium silicate sits between alumina and stabilized zirconia. It grinds harder and lasts longer than alumina, and costs far less than zirconia, but its lower density limits energy transfer in high-viscosity systems, and it is not suitable where zirconium, aluminum, or silicon contamination is a specification. 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. Available in 1–13 mm. Also offered in 2.5–2.8 mm. Contact us for volume pricing or help matching media to your process.\u003c\/p\u003e","brand":"Advanced Materials by Vivara Scientific","offers":[{"title":"4.0-5.0mm \/ 1kg","offer_id":52903776813375,"sku":"AMV-GM-SZS-0040-013","price":28.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/6953\/7343\/files\/IMG_0432-Photoroom.jpg?v=1787783593","url":"https:\/\/advanced-materials.com\/products\/szs-4-0-5-0mm","provider":"Advanced Materials by Vivara Scientific","version":"1.0","type":"link"}