{"product_id":"pre-sintered-zirconia-grinding-polishing-bur","title":"2-in-1 Pre-sintered Zirconia Grinding and Polishing Bur","description":"\u003cdiv class=\"detailmodule_html\"\u003e\n\u003cdiv class=\"detail-desc-decorate-richtext\"\u003e\n\u003cdiv class=\"detailmodule_text\"\u003e\n\u003cp align=\"left\" style=\"font-size: 13px; font-weight: bold; text-align: left; color: rgb(0, 0, 0); display: block; width: 100%;\"\u003e\u003cspan\u003e2-in-1 Pre-sintered Zirconia Grinding and Polishing Bur\u003cspan\u003e2-in-1 Pre-sintered Zirconia Grinding and Polishing Bur\u003c\/span\u003e\u003c\/span\u003e\u003cbr\u003eShank\u003cbr\u003eHP · 2.35 mm diameter\u003cbr\u003e\u003cbr\u003eGrit system\u003cbr\u003eMedium (grey) + Fine (white)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_image\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cp\u003e\u003cspan\u003eModel \u003c\/span\u003e\u003cspan\u003eno.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003cth\u003e\n\u003cp\u003e\u003cspan\u003eD \u003c\/span\u003e\u003cspan\u003e× \u003c\/span\u003e\u003cspan\u003eH \u003c\/span\u003e\u003cspan\u003e(mm)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003cth\u003e\n\u003cp\u003e\u003cspan\u003eGrit\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003cth\u003e\n\u003cp\u003e\u003cspan\u003eShank\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003cth\u003e\n\u003cp\u003e\u003cspan\u003eShape\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eGZH507-10MF\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e10 \u003c\/span\u003e\u003cspan\u003e× \u003c\/span\u003e\u003cspan\u003e22.5\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eMedium \u003c\/span\u003e\u003cspan\u003e+ \u003c\/span\u003e\u003cspan\u003eFine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eHP \u003c\/span\u003e\u003cspan\u003e2.35mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eBarrel \u003c\/span\u003e\u003cspan\u003e\/ \u003c\/span\u003e\u003cspan\u003ebullet\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eGZH243-10MF\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e10 \u003c\/span\u003e\u003cspan\u003e× \u003c\/span\u003e\u003cspan\u003e20\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eMedium \u003c\/span\u003e\u003cspan\u003e+ \u003c\/span\u003e\u003cspan\u003eFine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eHP \u003c\/span\u003e\u003cspan\u003e2.35mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003ePointed \u003c\/span\u003e\u003cspan\u003econe\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eGZH243-6MF\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e6 \u003c\/span\u003e\u003cspan\u003e× \u003c\/span\u003e\u003cspan\u003e16\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eMedium \u003c\/span\u003e\u003cspan\u003e+ \u003c\/span\u003e\u003cspan\u003eFine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eHP \u003c\/span\u003e\u003cspan\u003e2.35mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eMini \u003c\/span\u003e\u003cspan\u003epointed \u003c\/span\u003e\u003cspan\u003econe\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eGZH507-7MF\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e7 \u003c\/span\u003e\u003cspan\u003e× \u003c\/span\u003e\u003cspan\u003e19\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eMedium \u003c\/span\u003e\u003cspan\u003e+ \u003c\/span\u003e\u003cspan\u003eFine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eHP \u003c\/span\u003e\u003cspan\u003e2.35mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSmall \u003c\/span\u003e\u003cspan\u003ebarrel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eGZH204-10MF\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e10 \u003c\/span\u003e\u003cspan\u003e× \u003c\/span\u003e\u003cspan\u003e24\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eMedium \u003c\/span\u003e\u003cspan\u003e+ \u003c\/span\u003e\u003cspan\u003eFine\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eHP \u003c\/span\u003e\u003cspan\u003e2.35mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eElongated \u003c\/span\u003e\u003cspan\u003ebarrel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eProduct \u003c\/span\u003e\u003cspan\u003efeatures\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eGrit:\u003c\/span\u003e\u003c\/span\u003e \u003cspan\u003eMedium \u003c\/span\u003e\u003cspan\u003e+ \u003c\/span\u003e\u003cspan\u003eFine, \u003c\/span\u003e\u003cspan\u003e2-in-1 \u003c\/span\u003e\u003cspan\u003egrinding \u003c\/span\u003e\u003cspan\u003eand \u003c\/span\u003e\u003cspan\u003epolishing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eShank:\u003c\/span\u003e\u003c\/span\u003e \u003cspan\u003eHP, \u003c\/span\u003e\u003cspan\u003e2.35 \u003c\/span\u003e\u003cspan\u003emm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/span\u003e \u003cspan\u003ePre-sintered \u003c\/span\u003e\u003cspan\u003ezirconia \u003c\/span\u003e\u003cspan\u003egrinding \u003c\/span\u003e\u003cspan\u003eand \u003c\/span\u003e\u003cspan\u003epolishing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eProduct overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Smilezir 2-in-1 Pre-sintered Zirconia Grinding and Polishing Bur is designed for shaping and finishing pre-sintered and green-state zirconia restorations in dental laboratories. Featuring an innovative dual-grit abrasive design, this rotary tool combines medium-coarse grinding and fine polishing zones in a single bur, helping streamline the finishing process without frequent tool changes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe grey abrasive segment is used for contouring and material removal, while the white fine-grit segment supports surface smoothing and finishing before final sintering. This practical 2-in-1 design helps dental technicians work efficiently while handling the delicate structure of pre-sintered zirconia.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for zirconia crowns, bridges, inlays, onlays and other dental laboratory restorations, this bur is a convenient choice for CAD\/CAM zirconia finishing workflows.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eProduct type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2-in-1 zirconia grinding and polishing bur\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pre-sintered zirconia and green-state zirconia\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGrit system:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Medium-coarse (grey) + fine (white)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShank type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e HP\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eShank diameter:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2.35 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eRecommended speed:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 15,000–20,000 RPM\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eUsage:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Grinding, contouring, smoothing and pre-sintering finishing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eApplication areas:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Crowns, bridges, inlays, onlays and other zirconia restorations\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003e2-step dual-grit workflow\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eStep 1 — Grinding and shaping\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eGrey abrasive segment | Medium-coarse grit\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUse the grey abrasive section to remove excess material, adjust contours and refine the shape of pre-sintered zirconia restorations. Its grinding surface supports controlled shaping during the green-state finishing process.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eStep 2 — Polishing and finishing\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eWhite abrasive segment | Fine grit\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUse the white fine-grit section to smooth the surface and refine the restoration after shaping. This step helps prepare the zirconia workpiece for final sintering and may reduce the need for additional pre-sintering finishing steps.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey product features\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003e1. Dual-grit 2-in-1 design\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eCombines medium-coarse grinding and fine polishing zones in one rotary bur, reducing the need to switch tools between shaping and finishing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e2. Designed for pre-sintered zirconia\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eDeveloped for dental laboratory workflows involving green-state zirconia, where controlled material removal is important to help minimize chipping and damage.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e3. Grey and white grit identification\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe two abrasive zones are easy to distinguish visually, making it convenient to identify the grinding and finishing sections during use.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e4. Efficient dental laboratory workflow\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe integrated grinding and polishing design helps simplify zirconia contouring and surface finishing, supporting a more streamlined CAD\/CAM restoration process.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003e5. Versatile zirconia restoration finishing\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for shaping and finishing zirconia crowns, bridges, inlays, onlays and other compatible restorations before final sintering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eRecommended use\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUse with compatible HP handpieces accepting a 2.35 mm shank.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRecommended operating speed: 15,000–20,000 RPM, subject to the manufacturer's instructions and the restoration material.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eApply controlled pressure and avoid excessive heat buildup.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFollow the zirconia manufacturer's instructions for green-state finishing and final sintering.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAlways wear appropriate eye protection and use suitable dust extraction when grinding dental materials.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eWhy choose Smilezir zirconia polishing burs?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eSmilezir provides practical dental laboratory tools designed to support efficient zirconia restoration workflows. This 2-in-1 grinding and polishing bur combines two finishing functions in one tool, helping dental technicians simplify shaping and surface preparation before final sintering.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Smilezir Dental Store","offers":[{"title":"1 Set GZHS-01","offer_id":67846879346740,"sku":"1 Set GZHS-01","price":34.9,"currency_code":"USD","in_stock":true},{"title":"10PC-GZH275-6C","offer_id":67846879379508,"sku":"10PC-GZH275-6C","price":29.9,"currency_code":"USD","in_stock":true},{"title":"10PC-GZH243-5C","offer_id":67846879412276,"sku":"10PC-GZH243-5C","price":29.9,"currency_code":"USD","in_stock":true},{"title":"10PC GZH507-7MF","offer_id":67846879445044,"sku":"10PC GZH507-7MF","price":34.9,"currency_code":"USD","in_stock":true},{"title":"10PC GZH243-10MF","offer_id":67846879477812,"sku":"10PC GZH243-10MF","price":34.9,"currency_code":"USD","in_stock":true},{"title":"10PC GZH204-10MF","offer_id":67846879510580,"sku":"10PC GZH204-10MF","price":34.9,"currency_code":"USD","in_stock":true},{"title":"10PC GZH243-6MF","offer_id":67846879543348,"sku":"10PC GZH243-6MF","price":34.9,"currency_code":"USD","in_stock":true},{"title":"10PC GZH507-10MF","offer_id":67846879576116,"sku":"10PC GZH507-10MF","price":34.9,"currency_code":"USD","in_stock":true},{"title":"10PC-GZH040-15C","offer_id":67846879608884,"sku":"10PC-GZH040-15C","price":29.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/7286\/4052\/files\/56e584f73c86a3dd362149b5c2feec38.png?v=1793152749","url":"https:\/\/smilezir.com\/products\/pre-sintered-zirconia-grinding-polishing-bur","provider":"Smilezir Dental Store","version":"1.0","type":"link"}