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B grade copper clad laminate from Zhejiang Hengyu Electronic S&T Co., Ltd is a double-sided material designed for cost-sensitive electronics manufacturing, with a copper foil thickness of 18 microns on each side. The laminate adheres to IPC-4101 standards, ensuring consistency in thickness tolerance and electrical performance. Its B/L and C/M class thickness tolerances provide flexibility for applications where ultra-precise dimensions are not critical, such as prototype PCBs or mid-range consumer electronics.
The material’s construction typically includes a glass fibre or paper reinforced epoxy resin base, with copper foil bonded to both sides via a standard lamination process. B grade laminates often exhibit slightly higher dielectric loss or lower thermal conductivity than premium grades, but they remain suitable for applications with moderate thermal and electrical demands. The Tg (glass transition temperature) options, a key parameter for thermal stability, are available in standard ranges (e.g., 130°C, 150°C, or 180°C), though the exact values should be confirmed with the supplier.
This copper clad laminate is primarily used in the production of printed circuit boards (PCBs) for telecommunications equipment, industrial controls, and consumer electronics where cost efficiency is prioritised over extreme performance. Zhejiang Hengyu Electronic S&T Co., Ltd targets buyers in Asia and other regions with active electronics manufacturing hubs, offering bulk supply with standard trade terms. The supplier’s location in Zhejiang, a key province for electronics materials, ensures proximity to major ports like Ningbo or Shanghai for efficient export.
| Grade | B grade |
| Copper Foil Thickness | 18 microns (double-sided) |
| Base Material | Glass fibre or paper reinforced epoxy resin (typical) |
| Standards Compliance | IPC-4101 |
| Thickness Tolerance Class | B/L or C/M (supplier-confirmed) |
| Tg (Glass Transition Temperature) | 130°C, 150°C, or 180°C (typical options, confirm with supplier) |
| Dielectric Constant (Dk) | 4.2 - 4.8 at 1 MHz (typical for FR-4 grade epoxy) |
| Dielectric Loss (Df) | 0.02 - 0.03 (typical for B grade, higher than premium grades) |
| Thermal Conductivity | 0.3 - 0.4 W/m·K (typical for standard epoxy resin) |
| Sheet Dimensions | 1200 x 1000 mm or 1200 x 1200 mm (standard panel sizes) |
Zhejiang Hengyu Electronic S&T Co., Ltd is an imported-tier supplier based in Zhuji, Zhejiang Province, China, specialising in electronic materials such as copper clad laminates. The company’s address at No.23 Qianxi Road, Zhuji, places it in a region known for its electronics and textile manufacturing industries. As a harbor trust tier supplier, it meets basic reliability criteria for international trade, though its response rate and average response hours are currently unrecorded.
The supplier does not provide details on production capacity, certifications, or client references in its profile, so buyers should request this information directly. Zhejiang Hengyu Electronic S&T Co., Ltd’s focus on B grade materials suggests a cost-driven approach, catering to manufacturers who prioritise affordability over premium specifications. Its proximity to major ports in Zhejiang facilitates efficient export logistics, but buyers should confirm shipping terms and lead times during negotiations.
| 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 |
Before sourcing B grade copper clad laminate from Zhejiang Hengyu Electronic S&T Co., Ltd, verify the exact IPC-4101 compliance class and request a material datasheet to confirm key parameters like Tg, dielectric constant, and thermal conductivity. Inspect samples for consistency in copper thickness, base material quality, and dimensional stability, as B grade materials may exhibit greater variability. Ensure the supplier can provide certificates of conformance for the laminate’s electrical and thermal properties.
Logistics discussions should cover the supplier’s preferred Incoterms (FOB or CIF are typical for bulk shipments from Zhejiang), the nearest port of loading, and estimated lead times. B grade laminates are often produced to order, so confirm production schedules and any minimum order quantities. Payment terms such as T/T or L/C should be negotiated upfront, with clear milestones tied to production and shipment.
Quality checks for copper clad laminate should include visual inspection for defects like delamination or copper foil scratches, as well as electrical tests for dielectric strength and insulation resistance. Request a pre-shipment inspection report to verify compliance with your specifications. Ensure all documentation, including the commercial invoice, packing list, and material certificates, is complete and accurate to avoid customs delays.
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Securing a reliable supply chain for B Grade Copper Clad Laminate is critical for maintaining your business operations. Zhejinag Hengyu Electronic S&T Co., Ltd., a verified supplier located in China, provides high-quality B Grade Copper Clad Lamin ready for international export. By connecting directly with this supplier, buyers can bypass intermediaries, negotiate custom wholesale pricing, and arrange bulk shipments. This product is a key offering within the Products industry, catering to distributors, wholesalers, and importers worldwide.
Navigating the complexities of global sourcing is easier when you have direct access to the right manufacturers and exporters. When importing B Grade Copper Clad Lamin from China, buyers can discuss shipping logistics, packaging requirements, and preferred payment terms directly with Zhejinag Hengyu Electronic S&T Co., Ltd.. This seamless communication is powered by EximNext, a premier import export marketplace that connects ambitious buyers with verified global sellers across every major industry.
We understand that verifying supplier credentials is a top priority for importers. Zhejinag Hengyu Electronic S&T Co., Ltd. is part of our extensive network of vetted international exporters. Browse more products in the Related category or discover new suppliers across the Products sector. Expand your sourcing capabilities through our trusted online B2B marketplace — the import export marketplace built for serious international trade.
When importing B Grade Copper Clad Lamin from China, buyers should consider shipping terms (FOB, CIF, EXW), customs documentation requirements, and payment security. Contact the supplier to discuss the best logistics options for your destination country.
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Yes, Zhejinag Hengyu Electronic S&T Co., Ltd. provides B Grade Copper Clad Lamin for bulk export from China. You can negotiate the MOQ, packaging details, and shipping terms directly with the supplier.
Shipping terms such as FOB, CIF, or EXW can be negotiated directly with Zhejinag Hengyu Electronic S&T Co., Ltd.. Contact the supplier to discuss the best logistics options for importing B Grade Copper Clad Lamin to your country.
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