{"product_id":"silicon-nitride-ceramic-balls-g5","title":"Billes de roulement en céramique haute pureté en nitrure de silicium (Si3N4), grade G5","description":"\u003ch6\u003e\u003cstrong\u003e\u003cspan style=\"color: #00aaff;\"\u003e♦️\u003cspan style=\"color: #000000;\"\u003eBille en céramique de haute qualité\u003cspan\u003e \u003c\/span\u003e\u003cmeta charset=\"utf-8\"\u003epour la recherche et la production.\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h6\u003e\n\u003ch6\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #00aaff;\"\u003e♦️\u003cspan style=\"color: #000000;\"\u003eFournir de petites quantités, des produits aux spécifications spéciales et des services personnalisés\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan style=\"color: #000000;\"\u003e.\u003c\/span\u003e\n\u003c\/h6\u003e\n\u003ch6\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #00aaff;\"\u003e♦️\u003cspan style=\"color: #000000;\"\u003eLivraison dans le monde entier, paiement sécurisé, grand stock\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/h6\u003e\n\u003ch6\u003e\u003cstrong\u003e\u003cspan style=\"color: #00aaff;\"\u003e♦️\u003cspan style=\"color: #000000;\"\u003eDélai de livraison minimum sous 1 semaine. Expédié par FedEx, DHL,UPS, etc.\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h6\u003e\n\u003ch6\u003e\n\u003cstrong\u003eLes roulements à billes en céramique de nitrure de silicium présentent les avantages suivants :\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\n\u003c\/h6\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eFaible densité, légèreté, 59 % plus légers que les billes d’acier, ce qui réduit la force centrifuge pendant le fonctionnement du roulement et diminue ainsi le frottement.\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLe coefficient de dilatation thermique est faible, 1\/4 de celui de l’acier, et il peut supporter des variations brusques de température.\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLe module d’élasticité est 40 % plus élevé que celui de l’acier, et la déformation élastique après contrainte est moindre, ce qui réduit les vibrations de la machine-outil.\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFaible coefficient de frottement, résistance aux hautes températures et longue durée de vie.\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eNon magnétique, isolé électriquement, et sans adhérence ni usure.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable cellpadding=\"2\" cellspacing=\"0\" border=\"1\" bordercolor=\"#000000\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\"\u003eClasse de tolérance\u003c\/td\u003e\n\u003ctd colspan=\"3\"\u003e\n\u003cspan\u003e                                                  Ra\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cspan\u003eSurface de roulement（max）\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eFace d’extrémité（max）\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003eChanfrein（max）\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cspan\u003e0\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.1\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.125\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.25\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cspan\u003eⅠ\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e0.125\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e1.16\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e1.25\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cspan\u003eⅡ\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e0.16\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e0.25\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e2.5\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cspan\u003eⅢ\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e0.25\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan\u003e0.32\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.5\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"SOKA TECHNOLOGY","offers":[{"title":"Ф1.588mm \/ 300","offer_id":45382201671959,"sku":"SK23527874","price":27.0,"currency_code":"USD","in_stock":true},{"title":"Ф1.588mm \/ 500","offer_id":45669583061271,"sku":"SK99274671","price":40.0,"currency_code":"USD","in_stock":true},{"title":"Ф2.381mm \/ 300","offer_id":45382201704727,"sku":"SK91886313","price":30.0,"currency_code":"USD","in_stock":true},{"title":"Ф2.381mm \/ 500","offer_id":45669583094039,"sku":"SK94195756","price":45.0,"currency_code":"USD","in_stock":true},{"title":"Ф3.969mm \/ 300","offer_id":45382201737495,"sku":"SK45273335","price":54.0,"currency_code":"USD","in_stock":true},{"title":"Ф3.969mm \/ 500","offer_id":45669583126807,"sku":"SK32945643","price":85.0,"currency_code":"USD","in_stock":true},{"title":"Ф4.763mm \/ 300","offer_id":45382201770263,"sku":"SK59937959","price":78.0,"currency_code":"USD","in_stock":true},{"title":"Ф4.763mm \/ 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500","offer_id":45669583290647,"sku":"SK32156762","price":365.0,"currency_code":"USD","in_stock":true},{"title":"Ф7.938mm \/ 300","offer_id":45382201934103,"sku":"SK49383318","price":270.0,"currency_code":"USD","in_stock":true},{"title":"Ф7.938mm \/ 500","offer_id":45669583323415,"sku":"SK29762141","price":425.0,"currency_code":"USD","in_stock":true},{"title":"Ф8.731mm \/ 300","offer_id":45382201966871,"sku":"SK99820525","price":330.0,"currency_code":"USD","in_stock":true},{"title":"Ф8.731mm \/ 500","offer_id":45669583356183,"sku":"SK69324791","price":450.0,"currency_code":"USD","in_stock":true},{"title":"Ф9.525mm \/ 300","offer_id":45382201999639,"sku":"SK34958849","price":480.0,"currency_code":"USD","in_stock":true},{"title":"Ф9.525mm \/ 500","offer_id":45669583388951,"sku":"SK93287569","price":650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/9405\/2375\/files\/silicon-nitride-si3n4-g5-grade-high-purity-ceramic-bearing-balls-668722.jpg?v=1780609195","url":"https:\/\/sokatec.com\/fr\/products\/silicium-nitrure-ceramique-billes-g5","provider":"Soka Technology","version":"1.0","type":"link"}