| Catalog No. | BN1662 |
|---|---|
| Size | Various |
| Material | Pure composite boron nitride |
| Purity | 99% |
| Shape | Crucible |
Boron nitride crucibles are available in various forms, purities, sizes, and prices. Other customized BN ceramic products are also available upon your requirements.
Boron Nitride Crucible Safety Data Sheet
Advanced Hexagonal Boron Nitride (h-BN)
Crystal Structure: Hexagonal lattice (h-BN) with graphite-like lubricity
Thermal Stability: Maintains performance up to 2973°C in vacuum/inert gas
Unique Dual Characteristics:
Mechanical: Similar machinability to graphite
Electrical: Excellent insulator (>10¹³ Ω·cm)
Precision Manufacturing Process
Hot-Pressed BN Blank: SAM’s proprietary fabrication ensures >99.5% purity
Post-Processing: CNC machining achieves ±0.05mm dimensional tolerance
| Grade | BN99 (AX05) | BN-BO (A) | BNCB (HP) | BNSIO (M26) | ZSBN |
|---|---|---|---|---|---|
| Composition | hBN>99.5% | hBN>98% | hBN>90%+CaBO₃ | hBN 60%+SiO₂ 40% | hBN 45%+ZrO₂ 45% |
| Density (g/cm³) | 1.9 | 2.1 | 2.0 | 2.5-2.6 | 2.9 |
| Key Advantages | Ultra-high purity
Best thermal conductivity (30W/mK)> |
Cost-effective
Good moisture resistance |
Optimized for thermal cycling
Spallation resistant |
Enhanced wear resistance
SiO₂ reinforced |
Highest mechanical strength
ZrO₂ toughened |
Geometry Options
Crucibles: Cylindrical/Conical (25mL-1000mL)
Other Forms: Rods (Ø5-100mm), Plates (1-50mm thickness), Custom Tubes
Dimensional Standards
Standard Ratios: A:B:C = 1:1.2:0.8 (customizable)
Special Features:
Pyrometer ports (±0.1mm positioning accuracy)
Anti-splash spout designs
Multi-chamber configurations
Stanford Advanced Materials (SAM) Corporation offers customized service of BN crucible shapes and dimensions for our customers. Please send us an inquiry for more information.
| Parameter | BN Crucible | Alumina Crucible | Graphite Crucible |
|---|---|---|---|
| Max Temp (Inert) | 2973°C | 1800°C | 3000°C |
| Thermal Shock ΔT | >1500°C | 200°C | 800°C |
| Metal Adhesion | None | Moderate | Severe |
| Oxidation Resistance | Excellent | Excellent | Poor |
Semiconductor & Electronics
MBE/MOCVD Systems: GaAs/GaN crucibles with <0.1ppm contamination
Vacuum Feedthroughs: High-voltage insulators (up to 50kV)
Specialty Metallurgy
Precious Metals: Au/Ag/Pt melting (99.99% purity retention)
Reactive Metals: Ti/Al alloys with zero crucible reaction
Emerging Technologies
PV Industry: Silicon ingot growth crucibles
Battery Research: Li-metal containment solutions
Our BN crucibles are tagged and labeled externally to ensure efficient identification and quality control. Great care is taken to avoid any damage that might be caused during storage or transportation.
SAM’s high-quality boron nitride crucibles are available in various forms, purities, sizes, and prices. Please send us an inquiry for current pricing on BN ceramic crucibles or other evaporation containers not listed.
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Love them! Excellent quality. Stanford Advanced Material has never let me down. Thank U.
