{"id":8172,"date":"2025-12-15T14:43:29","date_gmt":"2025-12-15T06:43:29","guid":{"rendered":"https:\/\/www.sic-wafers.com\/?post_type=product&p=8172"},"modified":"2025-12-16T15:18:47","modified_gmt":"2025-12-16T07:18:47","slug":"customizable-efg-grown-sapphire-tubes-precision-crafted-high-strength-excellent-thermal-chemical-resistance","status":"publish","type":"product","link":"https:\/\/www.sic-wafers.com\/ja\/product\/customizable-efg-grown-sapphire-tubes-precision-crafted-high-strength-excellent-thermal-chemical-resistance\/","title":{"rendered":"Customizable EFG-Grown Sapphire Tubes \u2013 Precision-Crafted, High Strength, Excellent Thermal & Chemical Resistance"},"content":{"rendered":"
Our EFG-grown sapphire tubes are manufactured using the Edge-defined Film-fed Growth (EFG) method, known for producing high-quality single-crystal sapphire. These tubes offer exceptional mechanical strength, optical clarity, and thermal stability. EFG-grown sapphire tubes are ideal for a wide range of industries, including semiconductor processing, laser systems, high-temperature applications, and scientific instrumentation.\r\n\r\n\"\" \"\" \"\"<\/pre>\n
These tubes are available in various customizable sizes and wall thicknesses, offering versatility for numerous demanding applications where strength, precision, and high-performance material properties are critical.<\/pre>\n
Product Features & Specifications:<\/strong><\/h3>\n
\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u30d7\u30ed\u30d1\u30c6\u30a3<\/strong><\/th>\n\u4ed5\u69d8<\/strong><\/th>\n<\/tr>\n<\/thead>\n
\u7d20\u6750<\/strong><\/td>\n>99.99% pure \u03b1-Al\u2082O\u2083<\/strong> (single crystal)<\/td>\n<\/tr>\n
\u6210\u9577\u6cd5<\/strong><\/td>\nEdge-defined Film-fed Growth (EFG)<\/strong><\/td>\n<\/tr>\n
\u30aa\u30ea\u30a8\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3<\/strong><\/td>\nC-Plane <0001><\/strong><\/td>\n<\/tr>\n
\u786c\u5ea6\uff08\u30e2\u30fc\u30b9\uff09<\/strong><\/td>\n9<\/strong> (second only to diamond)<\/td>\n<\/tr>\n
\u71b1\u4f1d\u5c0e\u7387<\/strong><\/td>\n30 W\/m\u00b7K<\/strong> at 25\u00b0C (5\u00d7 higher than quartz)<\/td>\n<\/tr>\n
\u8010\u71b1\u885d\u6483\u6027<\/strong><\/td>\nWithstands \u0394T >500\u00b0C<\/strong> (water quench test per ASTM C1525)<\/td>\n<\/tr>\n
\u5727\u7e2e\u5f37\u5ea6<\/strong><\/td>\n>2 GPa<\/strong><\/td>\n<\/tr>\n
Flexural Strength<\/strong><\/td>\n600-750 MPa<\/strong> (3-point bend, ASTM C1161)<\/td>\n<\/tr>\n
Young’s Modulus<\/strong><\/td>\n390 GPa<\/strong><\/td>\n<\/tr>\n
Transmission<\/strong><\/td>\n>80%<\/strong> light transmittance (400-700nm)<\/td>\n<\/tr>\n
\u8907\u5c48\u6298<\/strong><\/td>\n<5 nm\/cm<\/strong> (compensated for laser applications)<\/td>\n<\/tr>\n
Dimensional Tolerance<\/strong><\/td>\nID\/OD \u00b10.02mm<\/strong><\/td>\n<\/tr>\n
Size Range<\/strong><\/td>\nCustomizable from 5mm to 150mm<\/strong> (diameter); Length up to 500mm<\/strong><\/td>\n<\/tr>\n
\u8868\u9762\u4ed5\u4e0a\u3052<\/strong><\/td>\nPolished<\/strong> \u307e\u305f\u306f Unpolished<\/strong> (customizable)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
Key Benefits of EFG-Grown Sapphire Tubes:<\/strong><\/h3>\n
    \n
  1. \n
    Unmatched Durability:
    With a Mohs hardness of 9, these tubes are highly resistant to wear, scratches, and mechanical damage, making them ideal for high-stress and abrasive environments.<\/p>\n<\/li>\n
  2. \n
    Superior Thermal & Chemical Resistance:
    Sapphire tubes are known for their ability to withstand extreme temperatures ranging from -200\u00b0C to 1,800\u00b0C and for their exceptional thermal shock resistance. They are also highly resistant to strong acids, alkalis, and plasma corrosion, ensuring long-lasting performance even in aggressive conditions.<\/p>\n<\/li>\n
  3. \n
    High Optical Clarity:
    Our sapphire tubes maintain over 80% light transmittance in the visible spectrum (400-700nm), making them ideal for high-precision optical applications. The low birefringence (<5 nm\/cm) ensures minimal optical distortion, especially useful for laser systems.<\/p>\n<\/li>\n
  4. \n
    Customizable Sizes & Precision:
    Available in a wide range of diameters and lengths (up to 500mm), with dimensional tolerances of \u00b10.02mm, our sapphire tubes can be tailored to your specific needs, making them suitable for a variety of industrial and scientific applications.<\/p>\n<\/li>\n
  5. \n
    Excellent Mechanical Properties:
    These tubes offer high compressive strength (>2 GPa) and flexural strength (600-750 MPa), ensuring they can handle mechanical stress and pressure while maintaining structural integrity.<\/p>\n<\/li>\n
  6. \n
    Efficient Production Process:
    The EFG method allows for the production of longer tubes with consistent dimensions, reducing production time and ensuring reliability for high-volume orders.<\/p>\n<\/li>\n<\/ol>\n
    Applications of EFG-Grown Sapphire Tubes:<\/strong><\/h3>\n
      \n
    1. \n
      \u534a\u5c0e\u4f53\u88fd\u9020\uff1a<\/p>\n
        \n
      • \n
        Plasma Etching Chambers: High resistance to plasma corrosion extends equipment life.<\/p>\n<\/li>\n
      • \n
        Wafer Processing Observation Windows: Sapphire\u2019s high transparency and thermal stability make it ideal for monitoring wafer processes at elevated temperatures.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
      • \n
        Laser Systems:<\/p>\n
          \n
        • \n
          Laser Gain Media Tubes: Sapphire tubes offer low optical loss for excimer, CO\u2082, and fiber lasers.<\/p>\n<\/li>\n
        • \n
          Beam Delivery Components: Protects laser nozzles from high-energy densities, ensuring precise performance.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
        • \n
          High-Temperature Industrial Applications:<\/p>\n
            \n
          • \n
            Thermal Process Tubes: Used in crystal growth furnaces, these tubes can withstand temperatures up to 2,100\u00b0C.<\/p>\n<\/li>\n
          • \n
            Molten Metal Handling: Ideal as thermocouple protection tubes in aluminum and superalloy processing.<\/p>\n<\/li>\n
          • \n
            Combustion Analysis: Sapphire tubes offer thermal shock resistance for flame tubes in turbine engine test stands.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
          • \n
            Scientific Instrumentation:<\/p>\n
              \n
            • \n
              Synchrotron Beamlines: Sapphire tubes are used in X-ray windows and monochromators, providing high transparency and resistance to radiation damage.<\/p>\n<\/li>\n
            • \n
              Cryogenic Systems: Effective for low-temperature research applications (up to 4K).<\/p>\n<\/li>\n
            • \n
              High-Pressure Cells: Used in extreme pressure research, including diamond anvil cell components for pressures exceeding 100 GPa.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n
            • \n
              Medical Technology:<\/p>\n
                \n
              • \n
                Surgical Laser Delivery Systems: Provides excellent resistance to sterilization and wear, making them ideal for endoscopic laser applications.<\/p>\n<\/li>\n
              • \n
                MRI-Compatible Sensor Housings: Offers transparency and mechanical strength for MRI equipment.<\/p>\n<\/li>\n
              • \n
                Dental Handpieces: Sapphire tubes are used in dental tools for their resilience and sterilization compatibility.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n
                FAQ:<\/strong><\/h3>\n
                Q1: What is the difference between EFG-grown and KY-grown sapphire tubes?<\/strong>
                A: EFG-grown sapphire tubes are produced using a different growth method that allows for longer and more uniform tubes, making them more cost-effective for larger sizes. They are ideal for applications where \u8010\u71b1\u885d\u6483\u6027<\/strong>, \u6a5f\u68b0\u7684\u5f37\u5ea6<\/strong>, \u305d\u3057\u3066 chemical inertness<\/strong> are crucial. While both types offer excellent properties, KY-grown sapphire tubes<\/strong> tend to have higher optical quality and are preferred for applications where ultra-high precision is needed.<\/p>\n
                Q2: What are the packaging standards for EFG-grown sapphire tubes?<\/strong>
                A: We provide aerospace-grade packaging<\/strong>:<\/p>\n
                  \n
                • \n
                  Primary Packaging:<\/strong> Class 100 cleanroom vacuum-sealed bags<\/strong> to preserve material integrity.<\/p>\n<\/li>\n
                • \n
                  Secondary Packaging:<\/strong> Custom foam-insulated cases<\/strong> to protect the tubes from mechanical damage during transport.<\/p>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"
                  Our EFG-grown sapphire tubes are manufactured using the Edge-defined Film-fed Growth (EFG) method, known for producing high-quality single-crystal sapphire.<\/p>","protected":false},"featured_media":8173,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":""},"product_brand":[],"product_cat":[1096,1084],"product_tag":[1507],"class_list":{"0":"post-8172","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-sapphire-tube","7":"product_cat-sapphirealo","8":"product_tag-sapphire-tubes","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"acf":[],"uagb_featured_image_src":{"full":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-scaled.webp",2560,2560,false],"thumbnail":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-150x150.webp",150,150,true],"medium":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-300x300.webp",300,300,true],"medium_large":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-768x768.webp",768,768,true],"large":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-1024x1024.webp",800,800,true],"1536x1536":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-1536x1536.webp",1536,1536,true],"2048x2048":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-2048x2048.webp",2048,2048,true],"trp-custom-language-flag":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-scaled.webp",12,12,false],"woocommerce_thumbnail":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-300x300.webp",300,300,true],"woocommerce_single":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-600x600.webp",600,600,true],"woocommerce_gallery_thumbnail":["https:\/\/www.sic-wafers.com\/wp-content\/uploads\/2025\/12\/13_\u526f\u672c-1-100x100.webp",100,100,true]},"uagb_author_info":{"display_name":"lydia","author_link":"https:\/\/www.sic-wafers.com\/ja\/author\/"},"uagb_comment_info":0,"uagb_excerpt":"Our EFG-grown sapphire tubes are manufactured using the Edge-defined Film-fed Growth (EFG) method, known for producing high-quality single-crystal sapphire.","_links":{"self":[{"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/product\/8172","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/comments?post=8172"}],"version-history":[{"count":2,"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/product\/8172\/revisions"}],"predecessor-version":[{"id":8182,"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/product\/8172\/revisions\/8182"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/media\/8173"}],"wp:attachment":[{"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/media?parent=8172"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/product_brand?post=8172"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/product_cat?post=8172"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.sic-wafers.com\/ja\/wp-json\/wp\/v2\/product_tag?post=8172"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}