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Product profile
Customization
AvailableColor
CopperMaterial
Copper, C11000/SPHCModel NO.
T1JSProduct Type
StripCarbon Content
0.04%-0.19%PCD
Can Stretch StampingET
NothingHole
NothingTransport Package
Wooden Support or Wooden Box or Iron BoxSpecification
Wooden Support or Wooden Box or Iron BoxTrademark
EstarOrigin
NingboHS Code
721260000Production Capacity
5000Key features
High Bonding Strength: Copper-steel composite material features high bonding strength and good elongation.
Low Resistivity: Provides low resistivity for efficient electrical performance.
High Tensile Strength: Engineered for high tensile strength and durability.
Cost-Effective Solution: Offers a high-performance composite material at low cost.
Customizable Dimensions: Strips are sheared and packed according to specific user requirements.
Vacuum Annealing Process: Annealed at 650-850 C in a vacuum furnace for 1-4 hours.
Multi-Layer Structure: Composition includes 5-20% copper and 80-95% steel.
Cold Rolling Technology: Manufactured using high-precision cold rolling mills.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2020-09-01Nearest Port: Ningbo, ShanghaiAverage Response Time: >24hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CIF, EXW
AI-Powered supplier vetting
SummaryNingbo Estar Metal Material Co., Ltd. is a China-based trading company established in 2020 with three employees, while the provided descriptions also present it as a research, production, and sales company for copper-clad steel, metal cups, strips, rods, tubes, special materials, molds, and military-related products. Evidence indicates access to substantial specialized equipment, two production lines, an enterprise R&D center, technical achievements, practical patents, ISO9001 and ISO14000 certifications, and production standardization practices. The supplier reports one-month off-season lead times and two-to-three-month peak-season lead times, accepts LC and T/T, and has self-operated import/export rights. However, the slices contain inconsistencies regarding company type, workforce size, R&D experience, export markets, and operational scale. After-sales capability, financial credibility, and specific customer cases are not sufficiently documented.
Supplier typeThe supplier is explicitly identified as a trading company or trading-company-type entity, legally organized as a limited company in China. Its own description additionally characterizes the business as conducting domestic R&D, production, and sales, but the legal and business-type records identify it primarily as a trading company.
CertificationsThe company description states that the enterprise technology R&D center has passed ISO9001 quality management system certification and ISO14000 environmental management system certification. It also reports production standardization and 6S management practices, providing explicit evidence of certification and management-system implementation.
R&D capabilityThe supplier reports an enterprise technology R&D center, multiple technical achievements and practical patents, specialized rolling, finishing, annealing, and straightening equipment, and a science-and-technology-focused R&D and production business. However, the reported total experience of R&D engineers is only one year, so the evidence supports the existence of innovation activity but provides limited evidence of deep R&D experience.
Production capacityThe slices list a compound rolling mill, 20-roll and six-high finishing mills, stretch-bending and straightening equipment, bell-type and continuous annealing furnaces, and two production lines. The supplier also reports one-month off-season lead times and two-to-three-month peak-season lead times, indicating stated production capacity, although the records contain inconsistencies between the three-person company profile and the broader production and quality-control claims.
Customization capabilityThe supplier explicitly states that it designs and manufactures various stamping-supporting molds and sells related production equipment and machines. Its product range includes specialized copper-clad materials, cups, strips, rods, tubes, and military stamping products, supporting customization capability for tooling and related material applications.
Product Q&A
Q:What is the chemical composition of the material?
A:
The composition is 5-20% copper and 80-95% steel.
Q:What is the annealing temperature range?
A:
The strips are annealed at 650-850 C in a vacuum furnace.
Q:How is the product customized?
A:
Strips are sheared and packed according to user requirements.
Q:What are the main properties of the material?
A:
It features good elongation, high bonding strength, low resistivity, and high tensile strength.
Q:What are the payment terms?
A:
We accept LC and T/T.
Send Inquiry
*To:
Ningbo Estar Metal Material Co., Ltd.
Ningbo Estar Metal Material Co., Ltd.*Content:
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