{"product_id":"polyurethane-roller-milling-jar-2000ml-001","title":"Polyurethane Roller Milling Jar – 2000ml","description":"\u003cp\u003e\u003cstrong\u003ePolyurethane roller mill jar, 2000 ml.\u003c\/strong\u003e A tough, chemically resistant polymer jar for gentle roller milling and slurry homogenising. Polyurethane is the softest jar lining we stock, so it introduces almost no contamination and will not break if dropped — the practical choice for large-volume mixing where grinding energy is not the point.\u003c\/p\u003e\u003ch3\u003eSpecification\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProperty\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolyurethane lining\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2000 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMill type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoller \/ jar mill\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWear contamination\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVery low; trace polymer only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eImpact resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExcellent — will not shatter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemical resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGood to most aqueous systems and mild solvents\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNot suitable for\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStrong acids, aromatic and chlorinated solvents, temperatures above 80 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eJar material comparison\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003cth\u003eHardness\u003c\/th\u003e\n\u003cth\u003eDensity\u003c\/th\u003e\n\u003cth\u003eContamination risk\u003c\/th\u003e\n\u003cth\u003eBreakable\u003c\/th\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZirconia\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003ctd\u003e6.0 g\/cm³\u003c\/td\u003e\n\u003ctd\u003eLowest\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eHigh-purity, battery, electronic ceramics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlumina\u003c\/td\u003e\n\u003ctd\u003eVery high\u003c\/td\u003e\n\u003ctd\u003e3.6 g\/cm³\u003c\/td\u003e\n\u003ctd\u003eAl₂O₃ pickup\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eHard, abrasive minerals and ceramics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAgate\u003c\/td\u003e\n\u003ctd\u003eHigh\u003c\/td\u003e\n\u003ctd\u003e2.6 g\/cm³\u003c\/td\u003e\n\u003ctd\u003eSiO₂ pickup\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eGeology, small-batch high-purity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStainless steel\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003ctd\u003e7.9 g\/cm³\u003c\/td\u003e\n\u003ctd\u003eFe, Cr, Ni\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eMetals, alloys, mechanical alloying\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTungsten carbide\u003c\/td\u003e\n\u003ctd\u003eHighest\u003c\/td\u003e\n\u003ctd\u003e14.9 g\/cm³\u003c\/td\u003e\n\u003ctd\u003eW, Co\u003c\/td\u003e\n\u003ctd\u003eChips\u003c\/td\u003e\n\u003ctd\u003eVery hard samples, short cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePTFE\u003c\/td\u003e\n\u003ctd\u003eVery low\u003c\/td\u003e\n\u003ctd\u003e2.2 g\/cm³\u003c\/td\u003e\n\u003ctd\u003eEffectively none\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eCorrosive media, inert milling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePolyurethane\u003c\/td\u003e\n\u003ctd\u003eVery low\u003c\/td\u003e\n\u003ctd\u003e1.2 g\/cm³\u003c\/td\u003e\n\u003ctd\u003eTrace polymer\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eSoft samples, gentle roller milling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eRoller vs planetary milling\u003c\/h3\u003e\u003cp\u003eA roller (jar) mill turns the jar on horizontal rollers, so the media cascades under gravity. A planetary mill spins the jar on a rotating carrier, generating several g of centrifugal force. Planetary mills grind far faster and reach finer particle sizes; roller mills are gentler, quieter, cheaper to run and handle much larger batch volumes. Choose a roller mill for bulk homogenising, slurry mixing and overnight runs where speed is not the constraint.\u003c\/p\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSlurry homogenising and bulk mixing\u003c\/li\u003e\n\u003cli\u003eGentle deagglomeration of soft powders\u003c\/li\u003e\n\u003cli\u003ePigment and coating pre-dispersion\u003c\/li\u003e\n\u003cli\u003eSample preparation where metal and ceramic contamination is unacceptable\u003c\/li\u003e\n\u003cli\u003eLong overnight runs at low energy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eChoosing polyurethane\u003c\/h3\u003e\u003cp\u003ePolyurethane contributes essentially no grinding energy of its own, so pair it with dense media — zirconia or alumina — and expect longer cycles than a ceramic jar. If you need real size reduction rather than mixing, use an alumina or zirconia jar instead. If you need chemical inertness above all, PTFE resists a wider solvent range.\u003c\/p\u003e\u003ch3\u003eOrdering\u003c\/h3\u003e\u003cp\u003eSold per jar, lid and seal included. Other capacities available on request. Contact us for volume pricing or help matching a jar to your mill.\u003c\/p\u003e","brand":"Advanced Materials by Vivara Scientific","offers":[{"title":"2000ml","offer_id":52944931914047,"sku":"AMV-MJ-ROL-PLU-2000-001","price":563.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/6953\/7343\/files\/IMG_0840-Photoroom.jpg?v=1788489148","url":"https:\/\/advanced-materials.com\/products\/polyurethane-roller-milling-jar-2000ml-001","provider":"Advanced Materials by Vivara Scientific","version":"1.0","type":"link"}