Import Alumina Ceramic — Buy in wholesale FOB from Supplier in China
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Alumina Ceramic
Alumina Ceramic from Siny Optic-Com Co., Ltd. is engineered for high-performance applications, offering exceptional thermal conductivity, mechanical strength, and thermal resistance. The material is widely used in optical communication devices, high-frequency microwave systems, and aerospace components due to its stability under extreme conditions. Siny Optic-Com Co., Ltd., founded in 2008, positions itself as a specialist in optical-grade ceramics with a focus on precision manufacturing.
Typical alumina ceramics in this category achieve thermal conductivity of 20-30 W/m·K, with flexural strength exceeding 300 MPa and a maximum operating temperature of 1700°C in inert atmospheres. The material’s fine-grained microstructure minimizes porosity, enhancing dielectric properties for electronic applications. Surface finishes can be customized to Ra 0.1 µm for optical clarity where required.
Primary buyers include manufacturers of electronic parts, automotive components, and instrumentation requiring reliable thermal management and electrical insulation. Confirm dimensions, tolerances, and surface specifications with Siny Optic-Com Co., Ltd., as these are tailored to end-use requirements. The supplier’s expertise in optical components suggests capability in producing ceramics with tight geometric tolerances.
| Primary Material | Alumina (Al2O3) |
| Typical Thermal Conductivity | 20-30 W/m·K typical |
| Typical Flexural Strength | 300 MPa typical |
| Maximum Operating Temperature | 1700°C typical (inert atmosphere) |
| Dielectric Strength | 15 kV/mm typical |
| Surface Roughness (Polished) | Ra 0.1 µm typical |
| Density | 3.8-3.9 g/cm³ typical |
| Hardness (Vickers) | 1500-1600 HV typical |
| Coefficient of Thermal Expansion | 7.5-8.5 x 10^-6 /°C typical |
| Application Temperature Range | -50°C to 1700°C typical |
Siny Optic-Com Co., Ltd. is based in No.3 Building, Xiuwu County, Jiaozuo City, Henan Province, China. Established in 2008, the company identifies as a leading manufacturer of optical components, with alumina ceramics as a key product line for industrial and high-tech applications.
The supplier’s profile emphasizes specialization in precision ceramics for optical communication, microwave, aerospace, and automotive sectors. No response rate, trust tier beyond harbor, or production capacity details are provided, so buyers should request these to evaluate reliability for large or time-sensitive orders.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Sourcing Alumina Ceramic from Siny Optic-Com Co., Ltd. - China Import Guide
Before ordering, verify the alumina purity percentage, as this directly impacts thermal conductivity, strength, and dielectric properties. Request a material datasheet from Siny Optic-Com Co., Ltd. to confirm the grade matches your application’s thermal and electrical requirements.
Clarify lead times, as precision ceramics often require extended processing for tight tolerances or custom shapes. Confirm incoterms (e.g., FOB or CIF) and payment terms, and discuss packaging needs to prevent damage during transit, especially for polished or fragile components.
For quality checks, inspect dimensional accuracy using calipers or CMM for complex geometries, and test surface roughness with a profilometer if optical performance is critical. Request certificates for hardness, flexural strength, and thermal conductivity, and conduct a sample evaluation for high-stakes applications. Ensure the supplier provides MSDS and RoHS compliance documentation where applicable.
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30 suppliersBuy Alumina Ceramic in Bulk — Verified Supplier in China
When sourcing Alumina Ceramic for your business, securing the right balance of quality and cost is essential. Siny Optic-Com Co., Ltd., a verified supplier based in China, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $1/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Other Ceramic Products sector with strong demand from importing countries worldwide.
Alumina Ceramic Specifications, Trade Terms & Pricing
Importing Alumina Ceramic requires careful attention to shipping logistics, customs compliance, and secure payment terms. Siny Optic-Com Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading B2B marketplace designed to make cross-border trade secure and efficient.
About Siny Optic-Com Co., Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this Alumina Ceramic has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Other Ceramic Products category and connect with top-tier exporters on our comprehensive global B2B marketplace. Start your sourcing journey today.
Import Alumina Ceramic — Shipping, Logistics & Customs
Importing Alumina Ceramic requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
Frequently Asked Questions About Alumina Ceramic
What is the wholesale price of Alumina Ceramic?
The current listed wholesale price for Alumina Ceramic from Siny Optic-Com Co., Ltd. is $1/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Siny Optic-Com Co., Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for Alumina Ceramic?
The supplier, Siny Optic-Com Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Alumina Ceramic. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for Alumina Ceramic?
The HS Code classification for Alumina Ceramic depends on the specific grade and form. Contact Siny Optic-Com Co., Ltd. through EximNext for the exact HS Code and customs documentation required for your destination country.
How can I import Alumina Ceramic from China?
To import Alumina Ceramic from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Siny Optic-Com Co., Ltd.. Ensure you have the necessary import licenses for Other Ceramic Products products in your destination country.
Is Siny Optic-Com Co., Ltd. a verified supplier?
Yes, Siny Optic-Com Co., Ltd. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
What are the key specifications of Alumina Ceramic?
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Siny Optic-Com Co., Ltd. through EximNext.
What packaging options are available for bulk orders of Alumina Ceramic?
Siny Optic-Com Co., Ltd. offers Alumina Ceramic with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import Alumina Ceramic the most?
Alumina Ceramic is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Siny Optic-Com Co., Ltd. through our platform.
What certifications does this Alumina Ceramic supplier hold?
Siny Optic-Com Co., Ltd. maintains international quality certifications. These ensure that the Alumina Ceramic meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for Alumina Ceramic on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Siny Optic-Com Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
What payment methods are accepted?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Siny Optic-Com Co., Ltd..
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