99.3% Alumina Crucible - 250x40x18mm Semicircle Corundum Sintered Ceramic Crucible for High-Temperature Applications 1pc

99.3% alumina crucible / 250*40*18/ Semicircle corundum crucible / Al2O3 ceramic crucible / Sintered crucibleThe crucible is made of aluminum oxide with 1800 degreefiring temperature and 40 hours sintering time.It cannot be used over 1800 degreeHeating rate cannot be 50 degree/10mins.Don't melting the material which can have reaction with Al2O3,Avoid aluminum oxide reaction.Physical and chemical index:Al2O3: >99%<;;0.2%<;;0.1%<;;0.2%Bulk density:>3.8g/cm3<;;1%Bend strength:>350MpaCompressive strength:>12000MpaDielectric constant: 2Max work temperature:1800 degreeHigh-concerned chemical : NoneStandard or Nonstandard : StandardOrigin : Mainland China

• Constructed from 99.3% pure aluminum oxide, ensuring exceptional durability and thermal stability for high-temperature applications.
• devised to withstand temperatures up to 1800°C, making it ideal for various laboratory and industrial processes.
• Features a semicircle shape with dimensions of 250x40x18mm, perfect for precise measurements and efficient material handling.
• Sintered for 40 hours to enhance strength, with a compressive strength exceeding 12000 MPa and bend strength over 350 MPa.
• Avoid reactions with aluminum oxide by not melting materials that may interact with Al2O3, ensuring safe and effective use.