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As technologies change, so do the innovations and materials needed to push these advancements. Printed circuit boards are an ever-evolving electronics mainstay. The base for computers, mobile devices, smartphones, video game consoles, radios, and more, PCBs have improved since their inception as these major components rise to meet the demands and standards of numerous industries.

Thick-Printed Circuit Boards are specially crafted to improve quality and stability, such as answering mounting challenges or segregating power and groups of products and devices. PCB thickness plays a significant role in the reliability of the device, and Candor ensures your copper PCB meets the required thickness while maintaining both quality and reliability.

The Candor Advantage For Thick Copper PCB's

Candor is able to create PCBs with a maximum thickness of 0.380 inches. High spindle speed drilling machines allow for superior tolerance with very thick PCB’s. We have done 0.380″ thick PCB’s with +/- 0.001″ finished hole size and +/- 0.001″ positional tolerance and continue to push the specs!

If you are looking for a specialized printed circuit board, we can help you with all that you need. Some boards need to be a bit thicker. With the Candor thick copper PCB’s you are getting high-quality PCB’s.

 

We can make our thick PCB’s to a maximum thickness of 0.380 inches. If you are dealing with stability issues, mounting challenges or you plan to segregate power and group, going for a thicker PCB will be ideal. The thickness levels play a significant role in the reliability of the PCB. We can ensure your copper PCB meets the required thickness while maintaining the quality and reliability.

At Candor, we want to achieve superior tolerance levels with our PCB’s. By using high spindle speed drilling machines, we maintain the some of the best tolerance levels on our boards. We are also able to reach a +/- 0.001” positional tolerance, as well as a +/- 0.001” finished hole size with our boards.

 

When determining what will be the optimal thickness level for your board, you want to take into consideration the acceptable levels of heat as well as the strength determined by the thickness, hole size and supportive vias. We take into account all the factors that determine the overall outcome of your board.

 

Conventional board shops have issues with small vias in thicker PCBs, Candor has advanced solutions for high aspect ratio plating!

We don’t stop there though. We are always looking for innovative ways to push the specs and be a leader in the copper printed circuit board industry. Request your quote today for building a thick PCB.

 

Why Choose Thick PCBs?

There are numerous industries for why clients and industries might demand thicker PCBs. Thick circuit boards have an improved load-bearing capacity over standard PCBs, and their stiffness makes them suitable for products with high-power and heavy components. Thicker PCBs also have improved environmental and temperature resistance, making them more suitable for devices that are exposed to harsh environments.

Applications of Thick Copper PCBs

Thicker PCBs are useful when dealing with one or more of the following:

  • Stability Issues
  • Mounting Difficulties
  • Desire to segregate power and ground

Thick-Printed and Thick-Copper PCBs are often used in:

  • Industrial control boards
  • Automotive circuit boards
  • Aerospace
  • Railway transportation
  • Military equipment

Any service where traditional PCBs might start to deform or bend.

Automotive

The automotive sector faces many challenges that demand the improved stability of thick copper PCBs. Motor controllers, battery management systems, power sources, and interior electronic applications all require circuit boards with improved durability, and many Electronic Vehicles need the higher efficiency and performance of thick copper PCBs.

Power Electronics

Electronic current tolerance levels and heat dissipation are important factors of thick printed circuit boards, which is why these thick copper PCBs are often used in heavy-duty power electronics. Converters, inverters, and power supplies all rely on these PCBs.

Aerospace and Defense

Harsh environmental conditions in aerospace and military defense require circuit boards that can survive under extreme weather and prolonged use. Thick copper PCBs can expand the durability and lifetime of built-in electronic devices. Avionics, wireless communication systems, radar systems, and more all utilize thick copper PCBs to achieve important working standards.

Renewable Energy

Thick copper PCBs are ideal for situations in which a device must withstand high power levels and sustain better heat regulation. Renewable energy systems such as wind turbine controllers and solar inverters utilize this technology so that devices can operate continuously with minimal upkeep and maintenance.

Medical Electronics

The medical industry contains many devices with strict performance requirements and high reliability. By utilizing thick copper PCBs, hospitals can depend on patient monitoring systems, medical imaging devices, and diagnostic instruments that help save lives.

High-Performance Computing

Devices in data centers have strict requirements that help them dissipate heat. High-performance computing requires PCBs that can dissipate extreme temperatures, necessitating thick copper circuit boards that can handle critical heat levels with improved thermal performance and durability.

Industrial Automation

The world of industrial automation is enormously dependent on the high current and voltage of heavy-duty machinery. The durability of thick copper PCBs helps withstand these heavy currents, improving the smooth operations of industrial production.

We’ve worked with Candor for over twenty years, and continue to be happy working with them. They are our first choice for PCB’s and provide a reliable and quality product. Candor has helped us create a number of special boards for our products with environmental issues such as dielectric, thermal and humidity requirements. They always provide on time service and good feedback whenever questions are raised. Candor always adapts to our needs and requirements making it easy to work with them.

Dana L.,  

“I have been using Candor for over a decade and there are always there for customers. The customer service and engineering group it up there with the TOP GUNS. If the customers have any issues Candor is there for you to make it right. The board quality and manufacturability ability is top notch and have solutions to your needs. “

T.O.,  

Frequently Asked Questions

What are the benefits of using thick PCBs?

As discussed above, leveraging the strength of thick copper allows these boards to have improved current carrying capacity, enhanced thermal conductivity, and superior reliability across numerous sectors and electronic products and devices. The higher copper weight increases conductivity, ensures efficient power distribution, facilitates better thermal conduction, and improves the safety and durability of critical components. Because of the reliability crafted by these PCBs, thick copper circuit boards are a cornerstone of electronics, with a robust copper later that makes them well suited for numerous critical applications. 

How does Candor ensure precision and tolerance in thick PCBs?

Candor can create PCBs with a maximum thickness of 0.380 inches. High spindle-speed drilling machines allow for superior tolerance with very thick PCBs. We have done 0.380″ thick PCBs with +/- 0.001″ finished hole size and +/- 0.001″ positional tolerance and continue to push the specs! This improves stability, precision, tolerance, thermal capability, and more.

How do thick PCBs impact heat management?

The addition of more copper allows for greater PCB heat dissipation, because of a larger surface area and thick copper traces. Thick copper PCBs are used in high-power applications, and are utilized to assist with cooling components.

What factors should be considered when choosing the thickness of a PCB?

The thickness of a printed circuit board will influence the performance and functionality of the device. When deciding on the level of thickness you need, you must consider not just the function of the PCB, but the profile, weight, assembly components, and specifications of the components. All of these factors contribute to the overall performance of the PCB.

What certifications does Candor have for PCB manufacturing?

We have our ISO 9001:2015, GGRP Certificate, and IPC Certificate. Please peruse our quality statement, product approval table, brochures, and environmental initiative to learn more about Candor and our capabilities. Candor Certifications.

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