Multilayer Copper Clad Laminate Sheet

High-Performance Multilayer Copper Clad Laminate Sheet for Advanced PCB Manufacturing and Electrical Applications

J&Q New Composite Materials Company presents JingHong branded Multilayer Copper Clad Laminate Sheet, engineered from premium E-glass fabric and copper foil under controlled high-pressure thermosetting processes. Manufactured in our 66,667 square meter facility with 200 million CNY investment, our production capacity reaches 43,000 tons annually. This industrial-grade laminate delivers exceptional dielectric strength and mechanical stability for complex PCB assemblies. Available in thicknesses from 0.2mm to 3.2mm with standard dimensions of 1040mm×1240mm, each sheet undergoes rigorous quality control using advanced vertical glue machines and thermal compressors. Our minimum order quantity starts at 500KG, ensuring accessibility for both prototype and volume production requirements.

What Makes Multilayer Copper Clad Laminate Different?

Complex electrical designs are straining signal integrity for traditional single-layer laminates. Our product addresses this with two or more layers of copper separated by precise dielectric materials. The construction provides for complex circuit routing while retaining electrical isolation between conductive planes.

This construction style allows you to attain a larger circuit density without loss of performance. Between the copper layers are precisely designed via structures. This allows for 3D circuit paths not achievable with traditional designs.

Technical Specifications

Property	Value
Brand	JingHong
Base Material	E-glass Fabric + Copper Foil
Thickness Range	0.2mm - 3.2mm
Standard Sheet Size	1040mm × 1240mm
Annual Production Capacity	43,000 Tons
Minimum Order Quantity	500 KG
Payment Terms	T/T
Transportation Methods	Ocean, Land, Air
Packaging	Pallet Protection System

Superior Performance Characteristics

Electrical Mastery

Your multilayer designs require uniform dielectric characteristics across all layers. Our laminates have consistent dielectric constant values to avoid signal distortion in high frequency applications. The copper-dielectric interface shows a small variation of the impedance, which is basic for RF and microwave circuits.

Mechanical Reliability

The E-glass fabric reinforcement provides dimensional stability throughout thermal cycling. The soldering procedure will not cause warping or delamination. The material will resist the drilling process without fraying, providing clean via formations throughout production.

Thermal Management Solutions

Multi-layer assemblies require heat dissipation. Our laminate construction moves heat vertically between copper planes, removing hot spots that damage component dependability. Glass transition temperature is above normal working temperatures so it remains structurally intact throughout processing at high temperatures.

Industrial Applications

Advanced PCB Manufacturing

Telecommunication equipment manufacturers rely on Multilayer Copper Clad Laminate Sheet for complex backplane assemblies. The material supports blind and buried via technologies, enabling compact designs without sacrificing layer count. Your production team benefits from consistent machining characteristics across large panel sizes.

Power Electronics

High-current applications require robust insulation between conductive layers. Our laminates prevent voltage breakdown in power supply modules and motor controllers. The copper layers handle substantial current loads while maintaining thermal balance.

Aerospace and Defense Systems

Where reliability is non-negotiable, our certified production processes ensure batch-to-batch consistency. The material performs across extreme temperature ranges, from cryogenic to elevated operational environments. Signal integrity remains stable under vibration and mechanical stress conditions.

Quality Assurance and Certifications

Our production facility holds ISO9001, ISO14001, and ISO45001 certifications, demonstrating systematic quality management. Each batch undergoes CEMT testing for FR4 sheets, with SGS RoHS compliance verification ensuring environmental responsibility.

The vertical glue application system, specifically configured for FR4 production, eliminates resin distribution inconsistencies. You receive laminates with uniform copper adhesion strength across entire sheet dimensions.

Processing Recommendations

When machining our laminates, use carbide or diamond-tipped tooling to manage the abrasive glass fiber content. Maintain controlled feed rates to prevent copper layer delamination. Implement dust extraction systems to capture fiberglass particles during drilling and routing operations.

For optimal storage, maintain humidity below 60% and temperature between 15-25°C. While water absorption remains minimal, moisture control preserves dimensional accuracy for precision applications.

FAQ

Q: How many copper layers can your multilayer laminates support?

A: Our standard production accommodates 4 to 16 copper layers depending on thickness requirements. Custom layer counts are available for specialized applications requiring higher density interconnections.

Q: What copper weights do you offer?

A: We provide copper foil options from 0.5 oz to 3 oz per square foot. Heavier copper weights suit high-current applications, while lighter weights enable finer trace geometries in signal routing layers.

Q: Can your laminates handle lead-free soldering temperatures?

A: Yes, our resin system maintains structural integrity through multiple lead-free reflow cycles at 260°C peak temperatures. The glass transition temperature exceeds these process requirements with adequate safety margins.

Q: Do you provide custom sheet dimensions?

A: While 1040mm×1240mm represents our standard size, we accommodate custom cutting for volume orders. Contact our technical team to discuss your dimensional requirements and production quantities.

Q: What testing documentation accompanies shipments?

A: Each shipment includes material certification documents, dimensional inspection reports, and electrical property test results. Additional testing per your specifications can be arranged during production planning.

Partner With an Established Manufacturer

Ready to specify Multilayer Copper Clad Laminate Sheet for your next project? Contact our technical sales team at info@jhd-material.com to discuss material specifications.