99% Alumina Ceramic Crucible Customized Al2O3 Ceramic Molten Metal Saggar Tray

• Customization: Available
• Application: Industrial Ceramic, Chemistry Ceramic
• Function: Wear Resistant
• Model NO.: HB-CE-A003
• Material: Alumina Ceramic
• Process: Custom
• Density: 3.75g/Cm^3
• Water Absorption: 0%
• Color: Ivory White
• Flexural Strength: 330MPa
• Vickers Hardness: 1800
• Dielectric Constant (at 1MHz 25℃): 10
• Modulus of Elasticity: 370gpa
• Thermal Conductivity (30℃): 25W/(M.K)
• Volume Resistivity: 1014ω.Cm
• Dielectric Strength: 20kv/mm
• Key Words: 99% Alumina Ceramic Tray
• Key Words1: Al2O3 Ceramic Saggar Tray
• Packing: Netural Packing
• MOQ: 2PCS
• Size: Customized
• Transport Package: Safe Package
• Specification: Customized
• Trademark: HIGHBORN
• Origin: Jiangsu China
• Production Capacity: 20000 PCS/Month

Product Description

Product Description

99% Alumina Ceramic Tray

Our 99% high-purity alumina (Al2O3) ceramic saggar tray is engineered for extreme high-temperature applications. Featuring a robust square design with raised edges, this refractory tray serves as an ideal container for sintering, firing, and holding molten metal. Manufactured with superior ceramic technology, it offers exceptional thermal shock resistance, high dielectric strength, and outstanding corrosion resistance against harsh combustion and melting environments. We also provide full customization to meet your specific industrial requirements.

Al2O3 Ceramic Saggar Tray

Premium Material: Made of 99% high-purity Al2O3, ensuring excellent chemical stability and durability.

High-Temperature Resistance: Withstands extreme kiln and furnace temperatures without deformation.

Thermal Shock Resistant: Engineered to handle rapid temperature changes, minimizing cracking risks.

Corrosion Resistant: Effectively resists erosion from molten metals and harsh industrial slags.

Robust Structure: Square shape with practical raised edges (tray design) to securely hold materials.

Customizable: Available in customized sizes, thicknesses, and shapes (OEM/ODM supported).

Molten Metal Ceramic Tray

Premium 99% Al2O3 Material

We use high-purity 99% alumina ceramic, delivering excellent chemical stability, consistent quality, and superior performance in extreme industrial environments.
Exceptional High-Temperature Performance

Our saggar trays withstand extreme kiln and furnace temperatures without deformation, and are engineered to handle rapid thermal cycling with minimal cracking risk.
Superior Corrosion & Wear Resistance

Specifically designed for molten metal processing, our trays effectively resist erosion from metal melts, slags, and harsh combustion byproducts, ensuring a longer service life.
Full Customization Capability

We offer flexible OEM/ODM services, including custom sizes, thicknesses, shapes, and tolerances, to match your exact production requirements.
Strict Quality Contro

From raw material selection to final inspection, every piece undergoes rigorous quality checks to ensure dimensional accuracy and consistent performance.

Technical Specifications

(Custom configurations available upon request.)

Alumina Purity	92%	95%	96%	99%	99.6%
Color	White	White	White	Ivory White	White
Volumedensity(g/cm3)	3.45	3.5	3.7	3.75	3.9
Water Absorption	0	0	0	0	0
Flexural Strength	300MPa	300MPa	320MPa	330MPa	330MPa
Vickers hardness	1300	1400	1400	1800	1800
Dielectric Constant (at 1MHZ 25℃)	10	10	10	10	10
Modulus of elasticity	350GPa	350GPa	350GPa	370GPa	370GPa
thermal conductivity (30℃)	18W/(m·K)	24W/(m·K)	24W/(m·K)	25W/(m·K)	28W/(m·K)
Volume resistivity	1014Ω•cm	1014Ω•cm	1014Ω•cm	1014Ω•cm	1015Ω•cm
Dielectric strength	20KV/mm	20KV/mm	20KV/mm	20KV/mm	30KV/mm

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Strict Quality System & Digital Certification

Strict Full-process QC & Complete Verified Certifications

We adopt standardized ISO 9001:2015 and IATF 16949 quality management systems with full-process inspection from raw materials incoming, production processing to finished product delivery. We have obtained a full range of international certifications including RoHS, CE, EMC, LVD, FDA, MSDS, SGS and TUV, and own 8 registered trademarks and 40 technical patents as our core intellectual property.

ISO9001:2015 Quality Management System

CE Certification — European Safety Standard

RoHS Certification — EU Restriction of Hazardous Substances Standard

Period of validity:
from2024.10.17 to 2027.10.25
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Certificate No. CTA-01-2005-008
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Certificate No. LTR20260427010
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Packaging & Shipping

Reliable Fragile Product Packaging & Comprehensive Shipping Protection

Targeting the fragile, high-precision characteristics of industrial ceramic and quartz products, we adopt standardized export-grade shockproof packaging and professional global transportation solutions. Finished products go through independent wrapping, anti-collision foam filling and thickened carton or wooden box reinforcement, greatly reducing the risk of breakage, scratch and deformation during transit. We support customized brand packaging, exclusive shipping marks and standardized export packaging standards, and adapt to multiple transportation modes including sea freight, air freight and international express. With mature logistics docking experience and full-link cargo protection measures, we aim to improve the safety and integrity of product delivery for global industrial customers.

R&D Strength & Mature Project Experience

Independent R&D Innovation + Verified Similar Overseas Project Cases

We have independent professional R&D teams and laboratories capable of continuous innovation, structural optimization and process improvement, to develop customized products tailored to international market needs. Our products are exported to more than 130 countries, and we have established cooperative partnerships with over 100 well-known domestic and foreign universities. We have also maintained successful cooperation with Fortune 500 enterprises.
We boast extensive overseas project experience and have long provided services to worldwide clients covering similar target markets, customer groups and product specifications. Our well-established, replicable project cases comply with major international standards.

Stable Capacity & Fair Pricing

Sufficient & Stable Output Capacity + Standardized              Market-oriented Quotation

Equipped with modern standardized workshops and automatic production equipment, we maintain stable daily, monthly and annual output, capable of handling large-batch, continuous and urgent global orders. We offer transparent, standardized and efficient quotations aligned with prevailing average global market prices. Factory direct sales deliver favorable cost performance with regulated pricing, facilitating long-term stable cooperation on bulk orders.

Full-Cycle Service & Long-Term Trusted Partner

One-stop Full-lifecycle Export Service + Sustainable & Stable Enterprise Operation

As an established, stable export manufacturer with comprehensive enterprise qualifications and worldwide market recognition, we are not makeshift processing workshops and able to deliver sustainable, steady product supply and technical support. We offer one-stop full-lifecycle export services covering pre-sales customization, order progress tracking and professional after-sales maintenance and warranty. Our responsive multilingual service team strives to deliver seamless cooperation with clients.

FAQ

Q1: Can you provide exclusive customized solutions for special project demands? 
A1: Yes. In addition to conventional OEM and ODM customization, we can develop exclusive product structures, adjust technical parameters and optimize solutions according to special project standards, regional industry specifications and personalized buyer requirements, providing one-to-one customized technical support.
 
Q2: Do you support third-party factory inspection and product random testing? 
A2: We support on-site factory audit and offline random inspection by buyers or authoritative third-party institutions. Our standardized production process, complete quality records and standardized management system can comply with mainstream international factory inspection standards.
 
Q3: How do you ensure on-time delivery for bulk orders? 
A3: We have a scientific production scheduling system and sufficient material reserve chain. According to order quantity and delivery cycle, we will formulate a detailed production plan, arrange special personnel to track progress in real time, and effectively avoid delivery delays to ensure stable and punctual shipment of bulk and urgent orders.
 
Q4: Why is your factory price more stable than trading companies? 
A4: As a direct manufacturer, we control all links from raw material procurement, production processing to finished product output. There is no intermediate markup, and we can adjust costs according to long-term cooperative orders, maintaining stable and transparent pricing for long-term strategic partners.
 
Q5: What customized service items can you support besides product structure? 
A5: Besides structural size and precision tolerance customization of industrial ceramic and quartz products, we support personalized services including custom deep processing, surface treatment, laser marking, custom packaging and technical document customization to meet different industrial and brand standards.