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Thermoset Plastic Molding

Posted by Davies Molding

May 18, 2023 10:43:23 AM

Thermoset plastic molding is an advanced manufacturing process that enables the creation of highly customized parts with enhanced design flexibility, superior strength, exceptional durability, and excellent chemical resistance. Unlike thermoplastics, tThermoset Imagehermoset products maintain their structural integrity over time, making them ideal for demanding environments where quality is crucial. Additionally, the minimal shrinkage exhibited by thermoset products during the curing process allows for intricate details and precise customization options, further expanding their versatility. Thermoset plastic parts are produced by utilizing heat and pressure to transform raw materials into precisely shaped parts. In contrast to thermoplastic molding, thermoset molding involves the application of high pressure to room temperature pellets or powders, which are then introduced into a heated mold. Within the mold, the polymers in the material undergo cross-linking during the curing process, resulting in an unbreakable and irreversible bond. The pellets or powders used in thermoset molding commonly consist of epoxy, phenolic, or polyester resin. While thermoplastic molding has traditionally enjoyed greater popularity, manufacturers are increasingly embracing thermoset molding due to its array of advantageous features.

What are the key benefits of thermoset molding?

    1. Design Flexibility: Thermoset molding allows for a wide range of design options. IncludingThermoset Materials Puck the ability to produce complex shapes along with details not available in traditional molding. This makes thermoset products an ideal choice for custom project.
    2. High strength: Thermoset plastics are known for their high strength and stiffness. This makes them ideal for producing thinner parts, parts with longer ribs, and other features that require high strength-to-weight ratio. Parts produced using thermoset molding can withstand high stress, making them suitable for applications where durability and reliability are required.
    3. High and low temperature resistance: Thermoset plastics are capable of withstanding high and low temperatures without melting, becoming malformed or broken. This means that parts produced using thermoset molding can be used in high-temperature or very low temperatures applications, where other plastic materials would not hold up 
    4. Low shrinkage: Thermoset plastics are ideal for applications where tight tolerances, precise measurements and details are critical. During the curing process, thermoset plastics experience minimal shrinkage allowing for more complex dimensions and details which are difficult to achieve with other molding processes. Plus, thermoset parts will retain their shape and size over time and in harsh environments.
    5. Chemical Resistance: The resins used in making thermoset parts are resistant to acids, alkalis, solvents, and oils making these parts ideal for more demanding environments.

What are some use cases for Thermoset?

Thermoset molding is a rapidly expanding option across many industries as companies look for parts that can hold up under extreme conditions. Below are some of the industries where you will find thermoset molded parts:IMG_1059

    1. Electrical: Thermoset parts are used for insulators, circuit breakers, transformers, and other electrical components where there may be high temperature or stress.
    2. Industrial equipment: Thermoset parts are used in pumps, valves, and compressors.
    3. Energy and power generation: Thermoset parts are used in wind turbine blades, solar panels, and power plants.
    4. Consumer goods: Thermoset parts are used in electronics, appliances, and sporting equipment.
    5. Construction: Thermoset parts are used in pipes, fittings, and roofing materials.
    6. Marine: Thermoset molded parts are used in boat hulls, decks, and interiors.
    7. Automotive: Thermoset molded parts are used extensively in the automotive industry for engines, electrical systems, and different components on the inside of the vehicle.
    8. Aerospace: In the aerospace industry, thermoset parts are used for aircraft interiors, engines, along with structural components.
    9. Medical devices: Thermoset parts are used in many different types of medical devices, including surgical instruments, diagnostic equipment, or implants.
    10. Military equipment: Thermoset parts are used in weapons, vehicles, and aircraft.

Thermoset molding is an advanced manufacturing process that produces parts with a range of benefits over traditional plastic molding including better details, greater strength, higher durability, and superior chemical resistance. Thermoset molded parts are the perfect solution for companies seeking high quality customizable parts that will outlast standard plastic parts.


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Topics: Thermoset Molding

What is the difference between Thermoset molding and Thermoplastic molding?

Posted by Davies Molding

Apr 27, 2023 2:02:53 PM

Thermoset and thermoplastic material is often used for making various plastic parts, including knobs, handles, controls, containers and more. While these two types of plastic materials are alike, they are different in their chemical properties and therefore used in different applications, Each type has unique advantages and disadvantages in how they can be used and we will review each below.

What are the advantages of both Thermoset molding and Thermoplastic molding?Plastic Knobs

Thermoset materials offer excellent stability and resistance to high temperatures, making this material ideal for applications such as electrical components or industrial equipment that are subjected to harsher environments. Making thermoset parts also tends to be more cost-effective than other materials in high-volume production jobs, due to their ability to be molded quickly and with little to no waste.

Thermoplastic materials, on the other hand, offers greater flexibility and toughness, making them a popular choice for consumer products such as kitchen products or even toys. They can also be easily recycled, reducing their environmental waste and increasing their appeal to environmentally conscious consumers.

Despite their differences, both thermoset and thermoplastic materials are used in the creation of knobs, handles, and other components. Depending on the intended use and desired properties of the finished product, manufacturers can select the appropriate material and molding process to ensure a high-quality, durable product that meets the needs of their customers.

How does the process vary between Thermoset molding and Thermoplastic molding?

The process of creating knobs and handles from thermoset and thermoplastic materials can vary depending on the desired outcome, but there are some general steps that are common between both types.

First, the material is selected based upon the specifications of the final product.

  • Thermoset materials, such as epoxy or polyester, are ideal for components that require high heat resistance and stability at different sizes.
  • Thermoplastic materials, such as polypropylene or polycarbonate, are better suited for applications requiring flexibility and toughness.

After the material is chosen, it's usually melted or combined with other components to make it better. These can be things like coloring or materials that make it stronger. For thermoplastics, this process is relatively simple, as the material can be melted and molded repeatedly Custom Molding Machinewithout significant changes in its properties. In contrast, thermoset undergoes a chemical change as it hardens. This means it is really important to mix the ingredients carefully and keep the temperature and time just right to make sure it turns out correctly.

After the raw material is prepared, it is molded into a specific shape using an injection molding machine. Injection molding involves heating the material to a high temperature and injecting it into a mold under high pressure. The mold is designed into a desired shape including the details of the finished product, such as a textured grip or a threaded insert.

What are the options in finishing the molded product?

Once the material has cooled and become solid, the product is removed and finished. Finishing may involve:

  • Trimming excess material
  • Sanding rough edges
  • Adding engravings or other markings
  • Applying a coating or finish to improve the appearance or durability of the product

Creating knobs, handles, and other components from thermoset and thermoplastic materials is a relatively straight-forward process that requires expertise to execute properly at high volume. Attention to detail is crucial in order to achieve consistent quality and performance. When selecting the material and molding process, it's important to consider factors such as the component's intended use, expected lifespan, and any safety or regulatory requirements.



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Topics: Custom Molding

Announcing a Big Change at Davies!

Posted by Marketing Manager at Davies Molding

May 20, 2019 9:44:24 AM

We are excited to share our new logo and new look with you!  We announced earlier this month that we updated the Davies Molding logo to a more modern look.  We chose a new logo that is symbolic of our standard product line, knobs.  We are a molding company and the molding process was in mind when we created the letter D in the D hex symbol.  The lines are designed to represent the molding process and flow of plastic material into the mold cavities. Even though our look has changed, we are still remain experts in injection and compression insert molding with over 80 years of experience.

If you use the Davies Molding logo on you website or in any of your marketing, please update it with our new design.


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Topics: Davies Molding Company News

A Summer Well Spent

Posted by Marketing Manager at Davies Molding

Aug 9, 2018 12:52:19 PM

The beginning of August brings a close to The Heico Companies' summer internship program. For the last eight weeks, Jacqueline DeWitt worked at Davies Molding as the Marketing Intern. It has been a great learning experience for her.

From the moment I walked into Davies, everyone made me feel at home. People in both the office and the plant were excited to share their knowledge with me. Some of the employees have worked for Davies Molding for decades, and I think that says a lot about the company. They're more than just co-workers but a family. I'm so grateful to have been a part of the Davies Molding community for these past few weeks. 

I learned something new everyday. My supervisors were extremely dedicated to providing me with stimulating projects/tasks, creating a worthwhile experience. The internship was a great opportunity for me to become more familiar with marketing and the manufacturing industry. Davies Molding exposed me to products and programs that are applicable for my future. I now feel more equipped to enter the workforce. 

- Jacqueline DeWitt

The Davies Molding employees feel that this internship program is extremely beneficial for our company as well as the interns. We wish Jacqueline the best as she studies abroad and continues her college career!

Davies Molding Interns


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Topics: Davies Molding Company News

A Warm Welcome to Yusuf!

Posted by Davies Molding

Jul 17, 2018 10:26:00 AM

We are pleased to welcome Yusuf Waxali to Davies Molding. He has recently started the position of Mechanical Engineer. After graduating from the University of Illinois at Chicago in 2016, he worked at the Intec Group, a tier-two automotive plastic injection molding company. There he developed strong skills in CMM programing and injection molding simulation. 

Yusuf has a centralized focus in plastic part and tool design as well as tool building/maintenance. He will be very busy at Davies learning new information, but plans to continue playing soccer and reading in his spare time.

plastic holding employee

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Topics: About the Company, Davies Molding Company News

The Interns Tour Davies

Posted by Marketing Manager at Davies Molding

Jul 13, 2018 10:17:00 AM

The Heico Companies interns recently took a tour of the Davies Molding plant to learn how our knobs and handles are manufactured. Geared up in closed toe shoes and safety glasses, they saw the molding process firsthand. The tour, given by Derran Smith and Jenny DuPrey, was rich with manufacturing knowledge applicable to the interns. It was a great opportunity for them to see the products that are made in the industry they are a part of this summer.

Jacqueline DeWitt, the Marketing Intern for Davies Molding, was excited to show her fellow interns where she's been working for the past few weeks. After the tour, she asked them what they thought of Davies:

“I was truly fascinated by the variety of methods with which Davies manufactures their products. However, I was most impressed with how well they are keeping pace with increasingly sophisticated prototyping technology like 3D printing.” - Preston Chloupek, Executive Finance Intern for Pettibone LLC

“I loved interacting with the materials produced by Davies Molding’s and seeing what great detail is put forth during the production stages. Being a consumer, it is rare to see an item before it is completely polished so I found this new perspective to be very fascinating.” - Jermell Shackelford, Finance Intern for The Heico Companies Mergers and Acquisitions.

We always look forward to giving the interns a tour of our plant. We had a great time teaching them about the manufacturing process and we hope they enjoyed learning what Davies is all about.

Davies Molding Factory



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Topics: Davies Molding Company News

Severe Weather Drill Teamwork

Posted by Marketing Manager at Davies Molding

Jul 9, 2018 12:23:35 PM

Davies Molding employees participated in a tornado/severe weather drill during June, National Safety Month. Everyone in the plant and offices practiced the precautions to be taken in case of an emergency. Everything ran smoothly during the drill—we're so lucky to have such a great team who cares for each other! Does your company have a plan in case of an emergency? Follow the link above to learn more what your company can do to be better prepared in the case of an emergency.


Davies Plastic Molding Employees


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Topics: Davies Molding Company News

Former Intern Becomes Full-Time Employee

Posted by Marketing Manager at Davies Molding

Jul 2, 2018 1:27:00 PM

Davies Molding welcomes Erin Masterson, our new Assistant Project Manager. Erin successfully completed a marketing internship program for Ohmite and Davies Molding during the summer of 2017. She brought great qualities to the office, and her diligence was extremely evident to our team. 

She recently graduated from University of Illinois at Urbana-Champaign with a Bachelor's Degree in Organizational Psychology. In spring of 2017, she had the opportunity to study abroad in Stockholm, Sweden where her global awareness and cross-cultural communication increased.  

During Erin's spare time, you can find her singing or watching Chicago White Sox games with her family!


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Topics: Davies Molding Company News

Newest Engineer On Board

Posted by Marketing Manager at Davies Molding

Jun 26, 2018 9:18:00 AM


We are pleased to introduce Adel Davish, the new Tooling Manufacturing Engineer at Davies Molding. Adel has hit the ground running and has already been making great contributions to the company. 

Adel completed his Bachelor's at M.J. College of Engineering and Technology. He continued his education at Kent State University, earning a Master's Degree in Engineering Technology.

Adel was the captain for inter-varsity football and swimming champ. He enjoys fabricating homemade wind turbines and other small energy devices, leading him to working on a dissertation in energy generation/storage systems.

Davies Molding Engineer

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Topics: Davies Molding Company News

Meet Our Asset in Accounting

Posted by Marketing Manager at Davies Molding

Jun 21, 2018 11:16:00 AM

It is our pleasure to welcome Eduardo Favela to Davies Molding! Eduardo just joined the company as Senior Accountant at the end of May. We are lucky to have him as a member of our team because of his unique skill set that will positively impact the organization's overall vision. 

He enjoy spending time with his three kids, hanging out at the beach, going to sporting events and playing a lot of basketball. Eduardo is looking forward to learning as much as possible about the industry and working with both the accounting and manufacturing side of the business. 


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Topics: Davies Molding Company News

Interested in custom molding options?

Davies Molding 90 Year Logo

For 90 years Davies’ has been molding custom plastic components for all industries, including lighting, lawn & garden, industrial machinery, medical, oil & gas, and many more. Our compression, injection, and transfer molding capabilities provide tremendous flexibility in part design and production.

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