Import 6n Copper Materials — Buy in wholesale FOB from Supplier in China
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This 6n copper material is electrolytic copper with a purity of 99.9999% Cu, designed for applications in semiconductor manufacturing, aerospace, and advanced electronics. It meets the stringent requirements for ultra-clean environments, including use in copper back plates, precision rods, and pellets for thin-film deposition.
The material is part of a range that includes 5N, 6N, and 7N grades, catering to varying purity demands from research to industrial scale. Typical industry specifications for 6N copper include a residual resistivity ratio exceeding 300 and impurity levels controlled to parts-per-billion for critical elements like iron, nickel, and silicon.
Buyers of 6n copper materials include semiconductor foundries, aerospace contractors, and manufacturers of high-performance electronic components. The material is traded internationally under refined copper HS codes, with packaging and logistics tailored to prevent degradation of its high-purity state.
| Purity | 99.9999% Cu (6N Electrolytic) |
| Grade Range | 5N, 6N, 7N available |
| Typical Applications | Copper back plates, precision rods, pellets for thin-film deposition |
| Typical Residual Resistivity Ratio | Above 300 (standard for 6N copper) |
| Typical Iron Content | Below 0.1 ppm (standard for 6N copper) |
| Typical Nickel Content | Below 0.05 ppm (standard for 6N copper) |
| Typical Silicon Content | Below 0.1 ppm (standard for 6N copper) |
| Density | 8.96 g/cm³ (standard for copper) |
| Electrical Conductivity | 101% IACS (standard for high-purity copper) |
| Form Options | Ingot, pellets, rod, back plate |
Cowin Semiconductor Materials (Ningbo) Co., Ltd. is based at No.22 Boxuan Rd, Hangzhou Bay, Ningbo City, Zhejiang, China. The company holds a harbor trust tier, confirming its operational legitimacy and compliance with trade verification standards.
The supplier produces a range of high-purity copper materials, including ingots, pellets, rods, and back plates, with a designed capacity of 1000 tons per year across its facilities. The profile notes specialized workshops and clean rooms for purification and packaging, though specific counts are not independently verified.
6N Copper refers to high-purity electrolytic copper with 99.9999% purity, widely used in semiconductor manufacturing, aerospace, and advanced electronics. This grade meets rigorous specifications for ultra-clean applications including copper back plates, precision rods, and pellets for thin-film deposition. As a key raw material in the global electronics supply chain, 6N copper is traded internationally and subject to refined copper HS codes. Suppliers typically offer 5N, 6N, and 7N grades to meet varying purity demands from research-grade to industrial-scale procurement.
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Sourcing 6n Copper Materials from Cowin Semiconductor Materials (Ningbo) Co., Ltd. - China Import Guide
Before placing an order, request certificates of analysis for the specific batch of 6N copper materials to confirm purity and impurity profiles. Verify that the material meets the residual resistivity ratio and electrical conductivity standards required for your application.
Discuss packaging options to ensure the material is protected from oxidation and contamination during shipping. Clarify Incoterms such as FOB Ningbo or CIF to your port, and confirm payment terms, as these details are not provided in the listing.
Upon delivery, inspect the material for consistency in form, dimensions, and surface finish. For critical applications, conduct third-party testing for impurity levels and electrical properties to validate the supplier’s specifications.
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55 listingsTop Verified Suppliers for 6n Copper Materials
30 suppliersBuy 6n Copper Materials in Bulk — Verified Supplier in China
When sourcing 6n Copper Materials for your business, securing the right balance of quality and cost is essential. Cowin Semiconductor Materials ( Ningbo) Co., Ltd., a verified supplier based in China, offers this product with key specifications including 6N (Six Nines) Ultra-Pure Copper, Cu 99.9999% min, with trace impurity levels controlled per ASTM B370 or equivalent standard, and Ingot, pellets, rod, back plate, and copper alloy variants (5N, 6N, 7N grades available). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $28/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7403.11, making it a staple in the Copper sector with strong demand from importing countries worldwide.
6n Copper Materials Specifications, Trade Terms & Pricing
Importing 6n Copper Materials requires careful attention to shipping logistics, customs compliance, and secure payment terms. Cowin Semiconductor Materials ( Ningbo) Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 7403.11 in their destination country. 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 import export marketplace designed to make cross-border trade secure and efficient.
About Cowin Semiconductor Materials ( Ningbo) Co., Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this 6n Copper Materials 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 Copper category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Import 6n Copper Materials — Shipping, Logistics & Customs
Importing 6n Copper Materials 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 for HS Code 7403.11 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 6n Copper Materials
What is the wholesale price of 6n Copper Materials?
The current listed wholesale price for 6n Copper Materials from Cowin Semiconductor Materials ( Ningbo) Co., Ltd. is $28/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 Cowin Semiconductor Materials ( Ningbo) Co., Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for 6n Copper Materials?
The supplier, Cowin Semiconductor Materials ( Ningbo) Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for 6n Copper Materials. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for 6n Copper Materials?
For international shipping and customs clearance, 6n Copper Materials is classified under HS Code 7403.11. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
How can I import 6n Copper Materials from China?
To import 6n Copper Materials from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Cowin Semiconductor Materials ( Ningbo) Co., Ltd.. Ensure you have the necessary import licenses for Copper products in your destination country.
Is Cowin Semiconductor Materials ( Ningbo) Co., Ltd. a verified supplier?
Yes, Cowin Semiconductor Materials ( Ningbo) 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 6n Copper Materials?
The key specifications for 6n Copper Materials supplied by Cowin Semiconductor Materials ( Ningbo) Co., Ltd. include 6N (Six Nines) Ultra-Pure Copper, Cu 99.9999% min, with trace impurity levels controlled per ASTM B370 or equivalent standard, and Ingot, pellets, rod, back plate, and copper alloy variants (5N, 6N, 7N grades available). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
What packaging options are available for bulk orders of 6n Copper Materials?
Cowin Semiconductor Materials ( Ningbo) Co., Ltd. offers 6n Copper Materials with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import 6n Copper Materials the most?
6n Copper Materials is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Cowin Semiconductor Materials ( Ningbo) Co., Ltd. through our platform.
What certifications does this 6n Copper Materials supplier hold?
Cowin Semiconductor Materials ( Ningbo) Co., Ltd. maintains international quality certifications. These ensure that the 6n Copper Materials meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for 6n Copper Materials on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Cowin Semiconductor Materials ( Ningbo) 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 Cowin Semiconductor Materials ( Ningbo) Co., Ltd..
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