High Temperature Resistant 99 Alumina Ceramic Crucible for High Temperature Heat Treatment

﹡Product Overview

Our 99% purity alumina ceramic crucibles are engineered to withstand the most extreme high-temperature environments, making them ideal for metal melting, heat treatment, and advanced material processing. With superior thermal shock resistance and chemical inertness, these crucibles deliver exceptional performance and longevity in laboratory and industrial applications.

﹡Key Features & Benefits

✔ Ultra-High Purity (99% Al₂O₃) - Maximum thermal and chemical stability

✔ Extreme Temperature Resistance - Continuous use up to 1650°C (3000°F)

✔ Superior Thermal Shock Resistance - Withstands rapid temperature changes

✔ Excellent Chemical Resistance - Inert to most acids, alkalis, and molten metals

✔ Low Contamination - Minimal interaction with processed materials

✔ Custom Sizes Available - From 10ml to 10L capacity options

﹡Industry Applications

1. Metal Processing & Foundry

Precious Metal Melting - Gold, silver, platinum alloy processing

Superalloy Preparation - High-temperature metal casting

Investment Casting - Precision mold applications

2. Material Research & Development

Powder Metallurgy - Sintering of advanced ceramics

Single Crystal Growth - Sapphire and semiconductor production

Catalyst Research - High-purity material testing

3. Chemical & Pharmaceutical

High-Purity Chemical Processing - Corrosive material handling

Pharmaceutical Calcination - Active ingredient processing

Catalyst Support Preparation - Uniform heat distribution

4. Laboratory Analysis

XRF Sample Preparation - Contamination-free fusion

Thermal Gravimetric Analysis - Precise weight measurement

Ash Content Determination - Accurate residue collection

﹡Why Choose Alumina Ceramic Rods?

✔ Advanced CNC Grinding Capabilities
✔ Technical Support for Material Selection
✔ Competitive Pricing for Bulk Orders
✔ Global Shipping Available

﹡Production process

1. Grind and crush the raw materials to be slurry or powder

2. se-different method to making the slurry or powder into semi-finished products

3. Put the semi-finished products into the kiln for dewaxing and sintering;

4. After forming and sintering, Ceramic Sleeves products can also be processed by subsequent CNC precision machining according to the drawing requirements. Then Q/C test.

5. Finally package Ceramic Sleeves by bubble paper or cartons and place it on tray for delivery

﹡Certifications

﹡Company

Yixing Shengda Refractory Ceramic Co, Ltd. was established in Yixing City, China in 1995, witha production area of over 10,000m2. lt is an enterprise specializing in the production of aluminaceramic,zirconia ceramic,slicon nitride, silicon carbide and other precision ceramic products. 

And we also produce ceramic band heaters, ceramic terminal block, cordierite and mullite ceramic parts an other ceramic products.

﹡Ceramic Properties