{"id":1931,"date":"2024-04-22T13:54:35","date_gmt":"2024-04-22T10:54:35","guid":{"rendered":"http:\/\/jnats.eu\/?p=1931"},"modified":"2024-04-22T14:40:45","modified_gmt":"2024-04-22T11:40:45","slug":"kuo-skiriasi-naturalus-ir-dirbtinis-galandinimo-akmuo","status":"publish","type":"post","link":"https:\/\/jnats.eu\/ro\/kuo-skiriasi-naturalus-ir-dirbtinis-galandinimo-akmuo\/","title":{"rendered":"Care este diferen\u021ba dintre piatra natural\u0103 \u0219i cea artificial\u0103 pentru honuire?"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Diferen\u021ba dintre piatra de \u0219lefuit natural\u0103 \u0219i artificial\u0103<\/h2>\n\n\n\n<p>Indiferent de modul \u00een care ascu\u021bi\u021bi piatra artificial\u0103, zg\u00e2rieturile pe o\u021bel dur \u0219i moale vor fi \u00een esen\u021b\u0103 acelea\u0219i.<\/p>\n\n\n\n<p>Pietrele de \u0219lefuit artificiale pot fi ascu\u021bite relativ rapid, dar au o putere abraziv\u0103 prea mare \u0219i creeaz\u0103 \u0219an\u021buri care sunt dificil de \u00eendep\u0103rtat, ceea ce face dificil\u0103 ob\u021binerea unei t\u0103i\u0219uri de lung\u0103 durat\u0103 care s\u0103 \u00ee\u0219i p\u0103streze t\u0103i\u0219ul. \u00cen schimb, pietrele naturale de ascu\u021bit au o putere abraziv\u0103 sc\u0103zut\u0103 \u0219i va dura destul de mult timp pentru ascu\u021bire, dar sunt mai pu\u021bin predispuse la sl\u0103birea lamei \u0219i mai u\u0219or de finisat la un nivel ridicat. \u00cen plus, deoarece p\u0103r\u021bile moi ale materialului de o\u021bel sunt \u00eendep\u0103rtate \u0219i particulele dure (carburi) sunt re\u021binute la suprafa\u021b\u0103, lamele rezist\u0103 \u0219i taie mult timp.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-1024x768.jpg\" alt=\"\" class=\"wp-image-1854\" srcset=\"https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-1024x768.jpg 1024w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-300x225.jpg 300w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-768x576.jpg 768w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-1536x1152.jpg 1536w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-2048x1536.jpg 2048w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-16x12.jpg 16w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-990x743.jpg 990w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-441x331.jpg 441w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-600x450.jpg 600w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Yaginoshima_asagi-2-150x113.jpg 150w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Cu alte cuvinte, pietrele de \u0219lefuit naturale sunt mai pu\u021bin predispuse s\u0103 deformeze sau s\u0103 despice o\u021belul, ceea ce face mai u\u0219oar\u0103 ascu\u021birea muchiei de t\u0103iere, rezult\u00e2nd o ascu\u021bire mai bun\u0103 \u00eentre linia moale \u0219i cea de o\u021bel (san mai) \u0219i o p\u0103strare mai lung\u0103 a t\u0103ierii agresive \u00een compara\u021bie cu pietrele de \u0219lefuit artificiale.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Diferen\u021ba dintre aspectul lamei dup\u0103 finisare \u00eentre piatra natural\u0103 \u0219i cea artificial\u0103<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"684\" src=\"http:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-1024x684.webp\" alt=\"\" class=\"wp-image-1940\" srcset=\"https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-1024x684.webp 1024w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-300x201.webp 300w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-768x513.webp 768w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-1536x1027.webp 1536w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-2048x1369.webp 2048w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-18x12.webp 18w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-990x662.webp 990w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-441x295.webp 441w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-600x401.webp 600w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/kasumi-150x100.webp 150w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Pietrele de \u0219lefuit artificiale \u0219lefuiesc \u00een mod uniform at\u00e2t o\u021belul, c\u00e2t \u0219i fierul moale, folosind un abraziv puternic, astfel \u00eenc\u00e2t exist\u0103 pu\u021bine diferen\u021be \u00een str\u0103lucirea lor sau \u00een reflexia obiectelor. \u00cen plus, deoarece particulele abrazive sunt ascu\u021bite, zg\u00e2rieturile de pe metalele comune \u0219i o\u021bel adesea nu pot fi \u00eendep\u0103rtate. Pe de alt\u0103 parte, pietrele abrazive naturale au granula\u021bii \u0219i compozi\u021bii diferite, astfel \u00eenc\u00e2t reac\u021bia \u00eentre o\u021bel \u0219i metale moi este diferit\u0103. Diferen\u021bele sunt u\u0219or vizibile \u00een ceea ce prive\u0219te viteza de lustruire, aspectul zg\u00e2rieturilor \u0219i luciul.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Diferen\u021ba de granula\u021bie (#) \u00eentre piatra de \u0219lefuit natural\u0103 \u0219i cea artificial\u0103<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"732\" src=\"http:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-1024x732.webp\" alt=\"\" class=\"wp-image-173\" srcset=\"https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-1024x732.webp 1024w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-300x214.webp 300w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-768x549.webp 768w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-1536x1097.webp 1536w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-18x12.webp 18w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-990x707.webp 990w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-441x315.webp 441w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-600x429.webp 600w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1-150x107.webp 150w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/02\/Norton-Oilstone-MB-8-1-1.webp 1895w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>M\u0103rimea pietrelor de \u0219lefuit artificiale variaz\u0103 de la 40 la zeci de mii, dar num\u0103rul variaz\u0103 \u00een func\u021bie de produc\u0103tor, iar unele pot l\u0103sa zg\u00e2rieturi ad\u00e2nci din cauza amestecului de abrazivi. Pe de alt\u0103 parte, se spune c\u0103 granula\u021bia pietrelor naturale de finisare pentru ascu\u021bire este cuprins\u0103 \u00eentre #7000 \u0219i #10000, dar odat\u0103 ce \u00eencepe ascu\u021birea, granulele abrazive se descompun treptat \u0219i devin mai fine, ceea ce faciliteaz\u0103 ob\u021binerea unei suprafe\u021be uniforme de ascu\u021bire. \u00cen acest caz, rezultatul<strong> nu poate fi exprimat\u0103 pur \u0219i simplu ca un num\u0103r.<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Diferen\u021ba de rezisten\u021b\u0103 la coroziune \u00eentre piatra natural\u0103 \u0219i cea artificial\u0103 \u0219lefuit\u0103<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"768\" src=\"http:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-1024x768.webp\" alt=\"\" class=\"wp-image-1813\" srcset=\"https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-1024x768.webp 1024w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-300x225.webp 300w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-768x576.webp 768w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-1536x1152.webp 1536w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-16x12.webp 16w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-990x743.webp 990w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-441x331.webp 441w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-600x450.webp 600w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4-150x113.webp 150w, https:\/\/jnats.eu\/wp-content\/uploads\/2024\/04\/Nishiyama-Shiro-Suita-4.webp 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Atunci c\u00e2nd se compar\u0103 pietrele de \u0219lefuit naturale \u0219i artificiale cu granula\u021bie aproape identic\u0103, finisajul natural este mai rezistent la coroziune. O\u021belul tratat cu pietre de \u0219lefuit artificiale este predispus la coroziune, chiar dac\u0103 granula\u021bia acestora este de 1,5 p\u00e2n\u0103 la 2 ori mai mare dec\u00e2t a celor naturale.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"video-container\"><iframe title=\"Cum pot s\u0103-mi ascut cu\u021bitul astfel \u00eenc\u00e2t s\u0103 taie mereu?\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/EQERyQOEG9k?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>","protected":false},"excerpt":{"rendered":"<p>Diferen\u021ba dintre lucrul cu piatr\u0103 natural\u0103 \u0219i cel cu piatr\u0103 artificial\u0103 Indiferent de modul \u00een care ascu\u021bi\u021bi piatra artificial\u0103, zg\u00e2rieturile pe o\u021belul dur \u0219i cel moale vor fi \u00een esen\u021b\u0103 acelea\u0219i. Pietrele de \u0219lefuit artificiale pot fi ascu\u021bite relativ rapid, dar au o putere abraziv\u0103 prea mare \u0219i creeaz\u0103 \u0219an\u021buri care sunt dificil de \u00eendep\u0103rtat, ceea ce face dificil\u0103 ob\u021binerea unui t\u0103i\u0219 care s\u0103 \u00ee\u0219i p\u0103streze ascu\u021bimea pentru perioade lungi. [...]<\/p>","protected":false},"author":1,"featured_media":1785,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[238,236,237],"class_list":["post-1931","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-akmenys","tag-dirbtiniai-akmenys","tag-galandinimas","tag-naturalus-akmenys"],"_links":{"self":[{"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/posts\/1931","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/comments?post=1931"}],"version-history":[{"count":0,"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/posts\/1931\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/media\/1785"}],"wp:attachment":[{"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/media?parent=1931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/categories?post=1931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jnats.eu\/ro\/wp-json\/wp\/v2\/tags?post=1931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}