{"product_id":"disco-abrasivo-in-carta-diam-500-mm-k-80-5-pz-chiusura-a-velcro","title":"Bernardo Abrasive paper disc dia. 500 mm - K 80 (5 pcs.), hook and loop fastening","description":"\u003cp\u003eBernardo Abrasive paper disc, 500 mm dia. - K 80 (5 pcs.), hook-and-loop closure is a professional abrasive consumable available from Krollit, an official Bernardo distributor since 2007.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDiameter: 500 mm\u003c\/li\u003e\n\u003cli\u003eGrit size: K 80\u003c\/li\u003e\n\u003cli\u003eMounting: Hook-and-loop closure\u003c\/li\u003e\n\u003cli\u003ePackage contents: 5 pcs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho uses the Abrasive paper disc, 500 mm dia. - K 80 (5 pcs.), hook-and-loop closure and for what\u003c\/h3\u003e\n\u003cp\u003eWorkshops, joineries, and body shops use the Abrasive paper disc, 500 mm dia. - K 80 (5 pcs.), hook-and-loop closure for sanding, finishing, and surface preparation on the materials and grit sizes indicated in the specifications.\u003c\/p\u003e\n\u003ch3\u003eIts place in the Bernardo range\u003c\/h3\u003e\n\u003cp\u003eBernardo Abrasive paper disc, 500 mm dia. - K 80 (5 pcs.), hook-and-loop closure is part of the Bernardo range of abrasive consumables, distributed in Italy by Krollit since 2007. The Bernardo range includes models of various categories and performance levels: 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 business days from Krollit warehouse for spare parts and accessories. Italian-speaking 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 Abrasive paper disc, 500 mm dia. - K 80 (5 pcs.), hook-and-loop closure for\u003c\/h3\u003e\n\u003cp\u003eThe abrasive paper disc, 500 mm dia. - K 80 (5 pcs.), hook-and-loop closure 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 at the indicated grit sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsers with compatible machines (diameter\/attachment)\u003c\/strong\u003e: original replacement 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\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is this hook-and-loop abrasive paper disc used for?\u003c\/summary\u003e\n\u003cp\u003eIt is used with disc sanders for wood and metal for sanding, polishing, or finishing operations on the material specified in the model.\u003c\/p\u003e\n\u003cp\u003eModel selection depends on diameter (Ø 500 mm), grit (K60-K180), packaging (5 pcs), and the type of application (coarse sanding, intermediate sanding, or finishing).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich grit should I 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-like surfaces.\u003c\/p\u003e\n\u003cp\u003eThe most common mistake is skipping 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 prevent 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 managing replacement breaks without machine downtime.\u003c\/p\u003e\n\u003cp\u003eFor intensive use, it is advisable to keep at least 2-3 packages 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 should abrasives be stored?\u003c\/summary\u003e\n\u003cp\u003eStore in a dry place, away from humidity, which can alter the binder. Keep them in their 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":50729648456008,"sku":"11-21080","price":81.6,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/2139\/0920\/files\/11-2108_1_9d5242fa-aa2b-4767-9254-27b9231868d1.jpg?v=1750450682","url":"https:\/\/www.krollit.com\/products\/disco-abrasive-in-carta-diam-500-mm-k-80-5-pz-chiusura-a-velcro","provider":"Krollit","version":"1.0","type":"link"}