99.5% Alumina Crucible 20mm x 4mm - High-Temperature Cylindrical Corundum Ceramic Crucible for Lab Use,1pcs

Dia20x4mm 0.5ml 99.5% alumina crucible cylindrical corundum crucible /Cylindrical ceramic refractorye 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.Specification:Size(approximate data): 0.5ml :outer dia 20mm, height 4mmPhysical 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

• Crafted from high-purity 99.5% alumina, this cylindrical crucible is devised for maximum durability and thermal stability.
• With a maximum working temperature of 1800°C, it is ideal for high-temperature applications in laboratories and industrial environments.
• Compact size of 20mm outer diameter and 4mm height, with a capacity of 0.5ml, perfect for precise experiments and sample analysis.
• Features excellent mechanical strength with a bend strength of over 350MPa and compressive strength exceeding 12000MPa.
• Avoids reactions with aluminum oxide; not suitable for materials that can react with Al2O3, ensuring safe and reliable usage.