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สถิติ เปิดเมื่อ 28/01/2015 อัพเดท 19/06/2024 ผู้เข้าชม 3720334 แสดงหน้า 4582973 เมนู หน้าแรก สินค้าเครื่องลับคม สินค้าเครื่องลับคม ข่าวสาร ประกาศ บทความ ติดต่อเรา ร่วมงานกับเรา สินค้า บริการลับคมใบเลื่อยวงเดือน ใบเลื่อยไฮสปีส ลับคมใบเลื่อยวงเดือน Slitting saw เครื่องลับคมคาร์ไบด์ TN-7 (Top/Rake Type) TN-7 (Dedicated Top Type) TN-8 Tipped Saw Blade Grinding TN-21 Breaker Grinding Machine TN-22 Notch Grinding Machine TN-51 Tipped Saw Slide Face Grinding Machine TN-70 Tipped Saw Blade Grinding Machine TN-30 Tipped Saw Body Gringding Machaone TN-85 Grinding Machine For Tipped Saw Teeth สั่งผลิตใบเลื่อยวงเดือน งานขัดผิว ผลิตใบเลื่อยตามแบบ ใบเลื่อยตัดอลูมิเนียม ใบเลื่อยวงเดือน SAW BODY บทความ บทความทั่วไป ทังสเตนคาร์ไบด์ ความรู้เกี่ยวกับเหล็ก รับทำใบเลื่อยวงเดือน ปฎิทิน February 2026 Sun Mon Tue Wed Thu Fri Sat 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 สมาชิก ชื่อสมาชิก : รหัสผ่าน : สมัครสมาชิก | ลืมรหัสผ่าน

ทังสเตนคาร์ไบด์ อ่าน 1487994 | ตอบ 11064 ทังสเตนคาร์ไบด์        ทังสเตนคาร์ไบด์ (อังกฤษ: tungsten carbide) มีสูตรเคมีคือ WC ในรูปพื้นฐานจะมีลักษณะเป็นผงสีเทาละเอียด มี 2 โครงสร้างคือแบบหกเหลี่ยม (α-WC) และแบบลูกบาศก์ (β-WC)          ทังสเตนคาร์ไบด์เตรียมได้จากการทำปฏิกิริยาระหว่างทังสเตนกับคาร์บอนที่อุณหภูมิ 1400–2000 °C[3] หรือให้ความร้อนกับทังสเตนไตรออกไซด์และแกรไฟต์โดยตรงที่ 900 °C หรือในแก๊สไฮโดรเจนที่ 670 °C ตามด้วยการคาร์บิวไรเซชันในแก๊สอาร์กอนที่ 1000 °C[4] หรือใช้วิธีการเคลือบด้วยไอเคมี เช่น ทำปฏิกิริยาระหว่างทังสเตนเฮกซะคลอไรด์กับไฮโดรเจนและมีเทนที่อุณหภูมิ 670 °C (1,238 °F)  WCl6 + H2 + CH4 → WC + 6 HCl ทำปฏิกิริยาระหว่างทังสเตนเฮกซะฟลูออไรด์กับไฮโดรเจนและเมทานอลที่อุณหภูมิ 350 °C (662 °F)                 WF6 + 2 H2 + CH3OH → WC + 6 HF + H2O        ทังสเตนคาร์ไบด์มีจุดหลอมเหลวที่ 2,870 °C (5,200 °F) และจุดเดือดที่ 6,000 °C (10,830 °F) มีความแข็งระดับ 9 ตามมาตราโมสและประมาณ 2600 ตามมาตราวิกเคอส์[5] ทังสเตนคาร์ไบด์มีความแข็งเกร็งมากกว่าเหล็กกล้าประมาณ 2 เท่า มีค่ามอดุลัสของยังประมาณ 530–700 GPa (77,000–102,000 ksi)[2][6][5][7] โมดูลัสของแรงบีบอัด 630–655 GPa และโมดูลัสของแรงเฉือน 274 GPa[8]   ด้วยคุณสมบัติความแข็งและทนความร้อนสูง ทังสเตนคาร์ไบด์จึงใช้ทำเป็นเครื่องมือตัดหรือหัวเจาะ ใช้ทำกระสุนเจาะเกราะ เครื่องมือผ่าตัด อุปกรณ์กีฬา เครื่องประดับและอื่น ๆ                     อ้างอิง   Kurlov, p. 22 Blau, Peter J. (2003). Wear of Materials. Elsevier. p. 1345. ISBN 978-0-08-044301-0. Pierson, Hugh O. (1992). Handbook of Chemical Vapor Deposition (CVD): Principles, Technology, and Applications. William Andrew Inc. ISBN 0-8155-1300-3. Zhong, Y.; Shaw, L. (2011). 'A study on the synthesis of nanostructured WC–10 wt% Co particles from WO3 , Co3O4 , and graphite'. Journal of Materials Science 46 (19): 6323–6331. Bibcode:2011JMatS..46.6323Z. doi:10.1007/s10853-010-4937-y. Groover, Mikell P. (2010). Fundamentals of Modern Manufacturing: Materials, Processes, and Systems. John Wiley & Sons. p. 135. ISBN 978-0-470-46700-8. Kurlov, p. 3 Cardarelli, François (2008). Materials Handbook: A Concise Desktop Reference. Springer Science & Business Media. pp. 640–. ISBN 978-1-84628-669-8. Kurlov, pp. 30, 135 Sprince, NL.; Chamberlin, RI.; Hales, CA.; Weber, AL.; Kazemi, H. (1984). 'Respiratory disease in tungsten carbide production workers'. Chest 86 (4): 549–557. PMID 6434250. doi:10.1378/chest.86.4.549. 12th Report on Carcinogens'. 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Serving society with integrity as an expert in saw blades

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