{"product_id":"20-pack-638-2rs-full-ceramic-si3n4-bearings","title":"20个装 638-2RS 全陶瓷 Si3N4 轴承 8x28x9mm 微型","description":"\u003cp\u003e638-2RS全陶瓷球轴承\u003cbr\u003e ✨ Si3N4 - 内径8mm - 外径28mm - 宽度9mm\u003c\/p\u003e\n\u003cp\u003e这款20个装的638-2RS全陶瓷球轴承，滚珠和轴圈均采用氮化硅 (Si3N4) 制成，能在腐蚀性、高速或绝缘环境中提供顶级性能。广泛应用于机器人、医疗设备及高端工业装备。\u003c\/p\u003e\n\u003cp\u003e🟢 包装数量：20个轴承\u003cbr\u003e🟢 尺寸：8mm x 28mm x 9mm\u003cbr\u003e🟢 类型：深沟全陶瓷轴承\u003cbr\u003e🟢 滚珠：氮化硅 (Si3N4)\u003cbr\u003e🟢 轴圈：氮化硅 (Si3N4)\u003cbr\u003e🟢 保持架：聚四氟乙烯 (PTFE)\u003cbr\u003e🟢 密封件：双面橡胶密封\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":44723329630406,"sku":"FULL-638-2RS-SI3N4-PTFE-20","price":539.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/7375\/7638\/files\/wholesale-638-2rs-full-ceramic-si3n4-bearing-8x28x9-miniature-pack-of-20-vxb-ball-bearings-32681019572459.jpg?v=1751315163","url":"https:\/\/bearings.net\/zh\/products\/20-pack-638-2rs-full-ceramic-si3n4-bearings","provider":"Bearings.net","version":"1.0","type":"link"}