High Alumina Circular Dish – Heat-Resistant

The GISCOM  Circular Dish is a high-alumina laboratory dish designed for heating, evaporating, drying, and holding samples in scientific and industrial environments. Manufactured from premium aluminia, it ensures excellent thermal stability and chemical resistance, making it essential for high-temperature processes and routine laboratory tasks. Its robust, unglazed design provides durability and consistent performance across demanding applications.

Key Features

• High-density alumina construction for superior hardness and extended service life
• Unglazed surface ensuring excellent thermal behavior and uniform heat distribution
• Able to withstand temperatures up to 1750 °C (ideal for high-heat operations)
• Chemically inert, suitable for acids, alkalis, and most reagents
• Low porosity to reduce contamination and enhance sample purity
• Stable flat base ensuring safe placement on hot plates, furnaces, and lab surfaces
• Designed for heavy-duty laboratory and industrial use

 Material Specifications

• Material: 99.7% High-Purity Alumina (Al₂O₃)
• Thermal Properties:
   Maximum operating temperature: 1750 °C
   High thermal shock resistance
• Chemical Properties:
   Resistant to strong acids, alkalis, and solvents
• Mechanical Properties:
  High hardness, excellent abrasion resistance
• Standards:
   Manufactured in accordance with ISO- and DIN-aligned laboratory ware production practices

Technical Specifications

• Available Sizes: Multiple diameters and depths (custom sizes available on request)
• Surface: Unglazed for improved thermal response
• Design: Circular flat-bottom dish with uniform wall thickness
• Tolerance: Precision-formed to ensure dimensional consistency
• Accessories Included:
   Supplied as a single dish (no accessories required)

 Handling & Precautions

• Safe Use:
   Handle with care when hot; use appropriate tongs or thermal gloves
   Avoid sudden temperature shocks (e.g., rapid cooling)
• Cleaning:
  Wash with mild detergent; avoid metal scrubbers
  Rinse thoroughly and dry before high-temperature use
• Autoclaving & Heating:
   Fully autoclavable
   Safe for furnace use within temperature limits
• Do’s & Don’ts:
  Do preheat gradually to extend dish life
   Don’t expose to direct flame
   Do store in clean, dry conditions

Applications

• Chemical Laboratories: Evaporation, crystallization, and sample heating
• Pharmaceutical QA/QC: Drying and processing small batches
• Industrial Laboratories: High-temperature testing and material handling
• Biotechnology & Research Institutions: Sample preparation and drying
• Academic Labs: General-purpose heating and storage tasks
  Supports daily workflows where high thermal stability and chemical resistance are required.