{"product_id":"nbs-crushed-walnut-shell-50-lb-bag-12-20-grit","title":"NBS Crushed Walnut Shell — 50 lb Bag (12\/20 Grit)","description":"\u003cdiv class=\"product-description\"\u003e\n\u003ch2\u003eGentle Organic Media for Delicate Surfaces\u003c\/h2\u003e\n\u003cp\u003eCrushed walnut shell is a soft, organic blasting media that cleans without damaging or altering the underlying surface. At only 3.5 Mohs hardness, walnut shell removes coatings, grease, and carbon deposits from soft metals, wood, fiberglass, and composites without etching, warping, or dimensional change. 100% biodegradable and non-toxic.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCrushed Black Walnut Shell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShape\u003c\/td\u003e\n\u003ctd\u003eAngular (crushed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrit Size\u003c\/td\u003e\n\u003ctd\u003e12\/20 (850–1700 microns)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHardness\u003c\/td\u003e\n\u003ctd\u003e3.5 Mohs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBag Weight\u003c\/td\u003e\n\u003ctd\u003e50 lbs (22.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecyclability\u003c\/td\u003e\n\u003ctd\u003e3–5 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBiodegradable\u003c\/td\u003e\n\u003ctd\u003eYes — 100%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBest For\u003c\/h3\u003e\n\u003cp\u003eAircraft paint stripping (MIL-spec approved), fiberglass boat cleaning, wood restoration, log home stripping, engine carbon removal, mold cleaning, electronics deflashing, and any application where the substrate must not be damaged.\u003c\/p\u003e\n\u003ch3\u003eCompatible Equipment\u003c\/h3\u003e\n\u003cp\u003eAll siphon and pressure blast cabinets, portable blasters. Works with all nozzle types — ceramic nozzles will last extremely long with walnut shell.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"National Blast Supply","offers":[{"title":"Default Title","offer_id":47956992262338,"sku":"NBS-WS1220-50","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/1867\/5138\/files\/NBS-WS1220-50.jpg?v=1782394997","url":"https:\/\/nationalblastsupply.com\/products\/nbs-crushed-walnut-shell-50-lb-bag-12-20-grit","provider":"National Blast Supply","version":"1.0","type":"link"}