Are you on the hunt for the best FR4 supplier factories in China? With so many options available, it can feel overwhelming to choose the right one. Understanding the top factories is crucial, as it can significantly impact the quality and cost of your projects. By knowing the best suppliers, you can ensure reliable materials, competitive pricing, and timely delivery, giving you a competitive edge. Ready to discover which factories stand out from the rest? Dive into our comprehensive comparison and make an informed choice for your next venture!

Low-Cost FR4 PCB Board Manufacturer China | Viasion

Product Details: FR-4 is a flame retardant epoxy-based laminate material used for manufacturing printed circuit boards (PCBs).

Technical Parameters:
– 1-40 layers, Rigid, Flex and Rigid Flex
– High Speed, High Frequency, Ceramic, PTFE

Application Scenarios:
– Communication Systems
– Automotive Electronics
– Aerospace and Defense
– Industrial Devices
– Energy Systems
– Security Systems
– Consumer Electronics
– Medical Devices

Pros:
– Flame retardant properties
– Excellent mechanical strength
– Good thermal stability
– Ease of fabrication
– Versatility in configurations

Cons:
– Limited high-frequency performance
– Moisture absorption issues
– Low thermal conductivity
– Environmental concerns during manufacturing
– Brittleness and fragility

Epoxy Glass Fiber Laminate Sheet FR4 / FR-4 – noves

Product Details: FR4/FR-4 is electrical alkali-free glass woven fabric base impregnated epoxy resin binder by processing under pressure and heat.

Technical Parameters:
– Extremely high mechanical strength
– Good dielectric properties

Application Scenarios:
– Used as insulating structural parts for electric machine
– Used in apparatus equipment

Pros:
– Good electric strength properties
– Fine heat and humidity resistance

Cons:
– Insufficient information
– Generic placeholder

China FR4 PCB Assembly, FR4 Printed Circuit Board …

Product Details: FR4 PCB is a type of printed circuit board made from epoxy laminates reinforced with glass fibers, known for its flame retardant properties.

Technical Parameters:
– Thickness: 0.5mm to 6.4mm, with common sizes of 0.8mm, 1.2mm, 1.6mm, and 2.0mm.
– Thermal conductivity: FR4 is heat resistant, suitable for temperature management…

Application Scenarios:
– Used in screw terminal strips, transformers, and relays of electric systems.
– Applicable in electric switches, washers, standoffs, and arc shields.

Pros:
– Cost-effective and widely available.
– Compact design and strong moisture absorption.

Cons:
– Limited to specific thickness ranges.
– May require careful impedance matching in high-frequency applications.

FR-4 PCB Manufacturers

Product Details: FR-4 is the most widely used substrate for printed circuit boards, made from woven glass enforced epoxy resin.

Technical Parameters:
– Dielectric Constant: 3.8 – 4.7
– Thermal Conductivity: 0.29W/(m·K), 0.343 W/(m·K)

Application Scenarios:
– Used in various industries including Aerospace, Automotive, and Medical.
– Ideal for prototyping and production of PCBs.

Pros:
– Flame resistant due to bromine content.
– Strong mechanical strength and excellent electrical insulation.

Cons:
– Halogen laminates release toxic gases when burned.
– Limited thermal stability at high temperatures.

FR4 Epoxy Fiberglass Board – JingHong

Product Details: FR4 Epoxy Fiberglass Board made from epoxy resin and fiberglass cloth, available in various thicknesses and sizes.

Technical Parameters:
– Bending Strength: 571 MPa
– Tensile Strength: 282 MPa

Application Scenarios:
– Circuit board industry
– Electrical and marine industries

Pros:
– Excellent mechanical strength
– Good insulation properties

Cons:
– Limited to specific thickness and size options
– Higher price compared to some competitors

Fr4 g10 fiber glass epoxy laminate sheet China Manufacturers …

Product Details: FR4 G10 fiber glass epoxy laminate sheet, available in various colors and thicknesses, suitable for electrical insulation.

Technical Parameters:
– Density: 2.2g/cm3
– Tensile Strength: 78.4MPA

Application Scenarios:
– Electrical insulation applications
– Mechanical strength requirements in humid conditions

Pros:
– High mechanical strength
– Good dielectric properties

Cons:
– Not recommended for wear applications
– Limited chemical resistance compared to other grades

Fr 4 Glass Epoxy Sheet – Hony Engineering Plastics Limited

Product Details: FR4 Glass Epoxy Sheet is a high-performance material used in various applications, known for its excellent electrical insulation properties and mechanical strength.

Technical Parameters:
– Material: FR4 Epoxy Resin
– Certifications: ISO9001, MSDS, REACH, RoHS, FCC, FDA, Test Report, UL, ISO14001

Application Scenarios:
– Electrical insulation in electronic devices
– Manufacturing of circuit boards and components

Pros:
– High electrical insulation properties
– Good mechanical strength and durability

Cons:
– Limited resistance to high temperatures
– Can be brittle under certain conditions

ENIG surface finished FR4 Multi-layer Printed Circuit Boards …

Product Details: ENIG surface finished FR4 Multi-layer Printed Circuit Boards Manufacturing in China

Technical Parameters:
– Item NO.: ABIS-FR4-004
– Layer: 4, Material: FR-4, Finished Board Thickness: 1.0mm, Finished Copper Thick…

Application Scenarios:
– General electronic components on printed circuit boards
– High-frequency applications like RF and microwave designs

Pros:
– Affordable and easy to work with
– High dielectric strength, durable, moisture-resistant, temperature-resistant, an…

Cons:
– Not suitable for every application, especially high-frequency applications
– Black pad syndrome, expensive, not good for rework

FR4 Epoxy Fiberglass Sheet – JingHong

Product Details: FR4 Epoxy Fiberglass Sheet, Brand: Hongda, Materials: Epoxy Resin, Nature Color: Light Green, Thickness: 0.3mm — 100mm, Regular Size: 1030mm1230mm, Custom Size: 1030mm2030mm, 1220mm2440mm, 1030mm1030mm, 1030mm*2070mm, Packaging: Regular packing, Protect by Pallet, Productivity: 13000 Tons per year, Transportation: Ocean, Land, Air, Payment: T/T, MOQ: 500KG

Technical Parameters:
– Bending Strength: 571 MPa
– Compressive Strength: 548 MPa
– Tensile Strength: 282 MPa
– Flame Retardant Grade: V-0

Application Scenarios:
– FPC reinforcement board
– PCB drilling pad
– Electrical equipment insulation struts
– Transformer insulation board

Pros:
– Stable electrical insulation performance
– Good flatness and smooth surface
– Does not absorb moisture
– Impressive dielectric qualities

Cons:
– Limited thickness range
– Requires careful handling to avoid damage

8 Most Reliable FR4 PCB Manufacturers in China – Swimbi

Product Details: FR4 PCBs are glass epoxy laminates known for their flame retardant properties and low moisture absorption.

Technical Parameters:
– Low moisture absorption: 0.10%
– Compliance with UL94V-0

Application Scenarios:
– Aerospace
– Automotive

Pros:
– Cost-effective compared to other materials
– High thermal, electrical, and mechanical properties

Cons:
– Limited to specific applications
– Quality may vary among manufacturers

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Comparison Table

Company	Product Details	Pros	Cons	Website
Low-Cost FR4 PCB Board Manufacturer China	Viasion	FR-4 is a flame retardant epoxy-based laminate material used for manufacturing printed circuit boards (PCBs).	– Flame retardant properties – Excellent mechanical strength – Good thermal stability – Ease of fabrication – Versatility in configurations	– Limited high-frequency performance – Moisture absorption issues – Low thermal conductivity – Environmental concerns during manufacturing – Brittlene…
Epoxy Glass Fiber Laminate Sheet FR4 / FR-4 – noves	FR4/FR-4 is electrical alkali-free glass woven fabric base impregnated epoxy resin binder by processing under pressure and heat.	– Good electric strength properties – Fine heat and humidity resistance	– Insufficient information – Generic placeholder	www.noves-china.com
China FR4 PCB Assembly, FR4 Printed Circuit Board …	FR4 PCB is a type of printed circuit board made from epoxy laminates reinforced with glass fibers, known for its flame retardant properties.	– Cost-effective and widely available. – Compact design and strong moisture absorption.	– Limited to specific thickness ranges. – May require careful impedance matching in high-frequency applications.	www.greenpcba.com
FR-4 PCB Manufacturers	FR-4 is the most widely used substrate for printed circuit boards, made from woven glass enforced epoxy resin.	– Flame resistant due to bromine content. – Strong mechanical strength and excellent electrical insulation.	– Halogen laminates release toxic gases when burned. – Limited thermal stability at high temperatures.	www.pcbdirectory.com
FR4 Epoxy Fiberglass Board – JingHong	FR4 Epoxy Fiberglass Board made from epoxy resin and fiberglass cloth, available in various thicknesses and sizes.	– Excellent mechanical strength – Good insulation properties	– Limited to specific thickness and size options – Higher price compared to some competitors	www.jhd-material.com
Fr4 g10 fiber glass epoxy laminate sheet China Manufacturers …	FR4 G10 fiber glass epoxy laminate sheet, available in various colors and thicknesses, suitable for electrical insulation.	– High mechanical strength – Good dielectric properties	– Not recommended for wear applications – Limited chemical resistance compared to other grades	www.xyhplastic.com
Fr 4 Glass Epoxy Sheet – Hony Engineering Plastics Limited	FR4 Glass Epoxy Sheet is a high-performance material used in various applications, known for its excellent electrical insulation properties and mechan…	– High electrical insulation properties – Good mechanical strength and durability	– Limited resistance to high temperatures – Can be brittle under certain conditions	www.honyplastic.com
ENIG surface finished FR4 Multi-layer Printed Circuit Boards …	ENIG surface finished FR4 Multi-layer Printed Circuit Boards Manufacturing in China	– Affordable and easy to work with – High dielectric strength, durable, moisture-resistant, temperature-resistant, an…	– Not suitable for every application, especially high-frequency applications – Black pad syndrome, expensive, not good for rework	www.abiscircuits.com
FR4 Epoxy Fiberglass Sheet – JingHong	FR4 Epoxy Fiberglass Sheet, Brand: Hongda, Materials: Epoxy Resin, Nature Color: Light Green, Thickness: 0.3mm — 100mm, Regular Size: 1030mm*1230mm,…	– Stable electrical insulation performance – Good flatness and smooth surface – Does not absorb moisture – Impressive dielectric qualities	– Limited thickness range – Requires careful handling to avoid damage	www.jhd-material.com
8 Most Reliable FR4 PCB Manufacturers in China – Swimbi	FR4 PCBs are glass epoxy laminates known for their flame retardant properties and low moisture absorption.	– Cost-effective compared to other materials – High thermal, electrical, and mechanical properties	– Limited to specific applications – Quality may vary among manufacturers	swimbi.com

Frequently Asked Questions (FAQs)

What is FR4 material, and why is it important in manufacturing?

FR4 is a composite material made of woven fiberglass cloth and epoxy resin. It is widely used in the production of printed circuit boards (PCBs) due to its excellent electrical insulation properties, mechanical strength, and resistance to moisture. This makes it essential for reliable electronic devices.

How do I choose a reliable FR4 supplier in China?

To choose a reliable FR4 supplier, research their reputation, check customer reviews, and assess their certifications. It’s also helpful to request samples and evaluate their production capabilities. Communication is key, so ensure they are responsive and transparent about their processes.

What are the typical lead times for FR4 products from Chinese suppliers?

Lead times can vary based on the supplier and order size, but typically, you can expect 2 to 4 weeks for standard orders. Custom orders may take longer, so it’s best to discuss timelines upfront to avoid any surprises.

Are there minimum order quantities (MOQs) for FR4 products?

Yes, many suppliers have minimum order quantities, which can range from a few hundred to several thousand units, depending on the product and supplier. Always confirm MOQs before placing an order to ensure it aligns with your needs.

What quality control measures should I expect from FR4 suppliers?

Reputable FR4 suppliers implement strict quality control measures, including material inspections, in-process checks, and final product testing. They should provide documentation of these processes and be willing to share their quality assurance certifications with you.