High Temperature Resistant Silicon Nitride Crucible Si3N4 Ceramic Melting

Product Specification

High-Temp Resistant Si3N4 Ceramic Crucible With Lid For Heating Melting & Chemical Analysis

Silicon Nitride Crucible
Silicon nitride ceramic crucible is made of high purity silicon nitride powder as raw material, mixed with sintering additives, pressed into the shape of a crucible, and then sintered in pressurized nitrogen environment to form a dense structure of silicon nitride ceramic crucible. Silicon nitride ceramic crucible It is resistant to high temperature, acid and alkali corrosion, also with good thermal shock resistance, it is widely used in high temperature chemical analysis experiments and industrial material testing, used to heat and melt various materials.

Properties of Silicon Nitride Crucible:

● High Temperature Resistance: Engineered to withstand extreme temperatures, our Si3N4 crucible is perfect for melting a wide range of high-temperature metals and ceramic materials, ensuring reliability and durability.
● Superior Corrosion Resistance: With exceptional corrosion resistance, our crucible can resist the erosion of most acid and alkali solutions, maintaining its integrity and performance in harsh environments.
● Outstanding Wear Resistance: Featuring high hardness and wear resistance, our crucible is designed for long-term use without wear failure, allowing for multiple reuses and reducing replacement costs.
● Excellent Thermal Shock Resistance: Boasting a low thermal expansion coefficient, high thermal conductivity, and impressive thermal shock resistance, our crucible maintains stable performance even under rapid temperature changes, ensuring consistent and reliable results.

Key Features: Silicon Nitride Crucibles 
 ■ Outstanding Thermal Shock Resistance – Withstands rapid heating and cooling without cracking
 ■ Non-Wetting with Molten Metals – Ideal for aluminum and non-ferrous alloy processing
 ■ Superior Mechanical Strength – High fracture toughness ensures durability
 ■ Corrosion & Erosion Resistance – Stable in aggressive chemical environments
 ■ Precision Machined – Available in custom sizes and geometries

Silicon Nitride Crucible Applications:
● Metallurgy: Si3N4 crucibles are used for melting and casting metals and alloys that require high temperatures, such as titanium, nickel-based superalloys, and certain advanced aluminum alloys.
● Advanced Ceramics Production: In the manufacturing of ceramics, these crucibles are used for sintering, firing, and melting processes that involve high temperatures and require materials that do not react with the ceramics.
● Chemical Analysis: Silicon nitride crucibles are utilized in laboratories for conducting high-temperature chemical analyses and experiments where contamination must be avoided.
● Semiconductor Industry: They may be used in processes that require high purity and resistance to thermal shock, such as the growth of semiconductor crystals.