{"product_id":"alesaggio-della-mola-300-x-50-x-75-mm-k80","title":"Bernardo fine grinding wheel abrasive Ø 300 x 50 mm, Ø 75 mm, grit 80 for DS 300 S","description":"\u003cp\u003eBernardo Fine Grinding Wheel Ø 300 x 50 mm, Ø 75 mm, grit 80 for DS 300 S is a professional abrasive consumable available on Krollit, official Bernardo distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible model: DS 300 S\u003c\/li\u003e\n\u003cli\u003eGrinding wheel diameter: 300 mm\u003c\/li\u003e\n\u003cli\u003eWidth: 50 mm\u003c\/li\u003e\n\u003cli\u003eBore: 75 mm\u003c\/li\u003e\n\u003cli\u003eGrit: 80\u003c\/li\u003e\n\u003cli\u003eMaterial: Normal corundum\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho uses the Fine Grinding Wheel Ø 300 x 50 mm, Ø 75 mm, grit 80 for DS 300 S and for what\u003c\/h3\u003e\n\u003cp\u003eWorkshops, joineries and body shops use the Fine Grinding Wheel Ø 300 x 50 mm, Ø 75 mm, grit 80 for DS 300 S for sanding, finishing and surface preparation on the materials and grits indicated in the specifications.\u003c\/p\u003e\n\u003ch3\u003eIts place in the Bernardo range\u003c\/h3\u003e\n\u003cp\u003eBernardo Fine Grinding Wheel Ø 300 x 50 mm, Ø 75 mm, grit 80 for DS 300 S is part of the Bernardo abrasive consumables range, distributed in Italy by Krollit since 2007. The Bernardo range includes models of various categories and performances: to choose the right machine for your use case, you can consult the Bernardo catalog on Krollit or contact customer support for selection assistance.\u003c\/p\u003e\n\u003ch3\u003eKrollit logistics and support\u003c\/h3\u003e\n\u003cp\u003eShipping 3-5 working days from Krollit warehouse for spare parts and accessories. Italian customer support available for technical documentation and compatibility verification with the reference machine. Krollit has been an official distributor since 2007.\u003c\/p\u003e\n\u003ch3\u003eWho is the Fine Grinding Wheel Ø 300 x 50 mm, Ø 75 mm, grit 80 for DS 300 S for\u003c\/h3\u003e\n\u003cp\u003eThe fine grinding wheel ø 300 x 50 mm, ø 75 mm, grit 80 for DS 300 S is recommended for the following professional profiles:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkshops, joineries and body shops\u003c\/strong\u003e: sanding, finishing and surface preparation with the indicated grits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsers with compatible machine (diameter\/attachment)\u003c\/strong\u003e: original spare part for the machines indicated in the description.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials outside product specification\u003c\/strong\u003e: check the grit and supported material to avoid damaging the workpiece.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible model\u003c\/td\u003e\n\u003ctd\u003eDS 300 S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrinding wheel diameter\u003c\/td\u003e\n\u003ctd\u003e300 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth\u003c\/td\u003e\n\u003ctd\u003e50 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore\u003c\/td\u003e\n\u003ctd\u003e75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrit\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eNormal corundum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eAustria\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrit type\u003c\/td\u003e\n\u003ctd\u003eFine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is this grinding wheel with bore used for?\u003c\/summary\u003e\n\u003cp\u003eIt is used with Bernardo grinders for sharpening and sanding for sanding, polishing or finishing operations on the material indicated in the model.\u003c\/p\u003e\n\u003cp\u003eThe choice of model depends on dimensions (200 x 25.4 x 15.88 mm; 175 x 25 x 32 mm; 300 x 50 x 75 mm) and grit (K36, K60, K80) and the type of application (roughing, intermediate sanding or finishing).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich grit to choose?\u003c\/summary\u003e\n\u003cp\u003eK36-K60 for aggressive roughing and paint removal, K80-K120 for intermediate sanding, K150-K240 for pre-painting finishing, K320+ for mirror surfaces.\u003c\/p\u003e\n\u003cp\u003eThe most common mistake is to skip intermediate grits: going from K60 to K240 leaves deep marks that cannot be removed. Always proceed in consecutive steps (e.g., K80 → K120 → K180).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat materials is it compatible with?\u003c\/summary\u003e\n\u003cp\u003eThe model indicates the specific material: stainless steel, aluminum, wood, plastic. Use the correct consumable to optimize durability and work quality.\u003c\/p\u003e\n\u003cp\u003eFor stainless steel, use grinding wheels\/abrasives with suitable binders to avoid overheating and deformation. For aluminum, prefer abrasives with reduced loading.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow many pieces does the package contain?\u003c\/summary\u003e\n\u003cp\u003eThe number of pieces is indicated in the model (e.g., \"4 pieces\", \"5 pieces\", \"6 pieces\"). Multiple packages allow you to manage replacement breaks without machine downtime.\u003c\/p\u003e\n\u003cp\u003eFor intensive use, it is advisable to keep at least 2-3 packs of the most used grits in stock, so as not to interrupt production when a belt\/sleeve runs out.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow are abrasives stored?\u003c\/summary\u003e\n\u003cp\u003eStore in a dry place, away from humidity that can alter the binder. Keep them in the original packaging until use to preserve grit and adhesive.\u003c\/p\u003e\n\u003cp\u003eHumidity particularly damages self-adhesive pads and paper-backed abrasive belts. Recommended temperatures: 18-25 °C, relative humidity 40-60%. Closed and ventilated warehouse.\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Bernardo","offers":[{"title":"Default Title","offer_id":50729273688392,"sku":"05-1823A","price":77.71,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/Mola_Bernardo_fine_300x50x75_G80_in_corindone_per_affilatura_HSS.jpg?v=1762440920","url":"https:\/\/www.krollit.com\/products\/alesaggio-della-grinding-wheel-300-x-50-x-75-mm-k80","provider":"Krollit","version":"1.0","type":"link"}