Aluminum Extrusion for Automobile Accessories

Aluminum extrusion is the process of shaping aluminum material by forcing it through a die opening to create an elongated piece with the same profile as the die. Custom profiles can be designed to meet specific project requirements, and the resulting open or closed profiles can be finished with a mill or appearance finish for chrome plating or powder coating.

At J-Mark, aluminum extrusion is an ideal cost-saving measure for jobs that require volume. Common products include auxiliary steps, bed rails and roof rails. They are regularly produced with mill finish, or an appearance finish ready for chrome plating or powder coat.

Automobile accessories made with aluminum extrusions offer improved fuel efficiency and reduced emissions due to their lightweight nature. The customizable nature of aluminum extrusions allows for specific design requirements, while their cost-effectiveness makes them a popular choice for manufacturers.

Choose J-Mark for aluminum extrusion and take advantage of the benefits of this versatile manufacturing process for your automotive or motorsports accessories.

Aluminum Die Casting

Aluminum die casting uses a similar process as die cast Magnesium, and offers several advantages. It allows for the production of highly detailed and complex parts with tight tolerances, intricate features, and thin walls. The process offers excellent dimensional accuracy and repeatability, ensuring consistency across large production runs. Additionally, aluminum is lightweight and high strength, and offers good thermal conductivity and corrosion resistance, making it suitable for various automotive applications.

Benefits of Metal Stamping in Auto Parts Manufacturing

The metal stamping process at J-Mark begins with the creation of a die or mold made from hardened steel that comes together in a press to produce the finished part. A fixed metal sheet or coil is fed into the press, where it is held in place by a series of clamps while the press applies pressure forcing it through the die and taking on its shape. Metal stamping is widely used for producing components such as brackets, clips, automotive parts, and electrical contacts.  It is suitable for creating parts with relatively simple geometries and lower-depth requirements.

Deep drawing is a specialized form of metal stamping used for creating cylindrical or box-like shapes with depth.  Metal dies push blank sheets of metal onto a die and then use a punch to push the metal into a die cavity.

Deep drawing produces three-dimensional parts with deeply recessed areas, while standard metal stamping is a more general process for shaping flat or shallow-formed components.  The process is suitable for producing parts with high depth-to-diameter ratios.

Trust J-Mark to help you determine which process will work best for your product.

Stainless Steel Roll-Forming: The Ideal Solution for High-Volume and Cost-Effective Auto Parts Manufacturing

Stainless steel roll forming is a versatile and efficient manufacturing process that offers many benefits for automotive and motorsports manufacturing. It allows for the production of complex shapes with high accuracy and consistency, making it ideal for large-scale production runs.

Additionally, Stainless steel extrusion parts offer a combination of strength, durability, and aesthetic appeal, making them an ideal choice for automobile accessories that require high strength, long-lasting performance, and a modern appearance.

Magnesium die casting is a process that involves injecting molten magnesium alloy into a die or mold cavity under high pressure.  It is a cost-effective manufacturing process that allows for the production of high-volume parts with minimal post-processing requirements.

Magnesium alloys are a popular material choice for the auto parts industry due to their lightweight and very high strength-to-weight ratio properties. The use of magnesium alloys provides an alternative to denser metals, such as steel and aluminum, and is commonly  used in various automotive and motorsports parts including structural components, gearboxes, steering wheels, fuel tank covers and other complex geometries.

One advantage of magnesium die casting is its superior dimensional stability, which allows for the production of parts with tight tolerances and complex geometries. Magnesium is also highly corrosion-resistant, making it a good choice for parts that are exposed to harsh environments. However, magnesium is also more expensive than aluminum and requires specialized equipment and processes, which can add to the manufacturing cost.

Additionally, magnesium is a more reactive metal than aluminum, so it requires additional precautions to prevent oxidation during the casting process.

Blow Molding for Automotive Manufacturing: Advantages and Applications

Blow molding is a specialized plastic molding process used in the manufacturing and motorsports industry to create hollow objects made of plastic. Unlike other molding processes, it leverages the properties of traditional glassblowing to produce hollow objects quickly and efficiently. In the automotive industry, blow-molded parts are commonly used for ground FX, spoilers, fuel tanks, air ducts, fluid reservoirs, and other under-the-hood components.

Blow-molded parts offer several benefits, including the ability to produce complex shapes and sizes with relatively low tooling costs. This makes them an ideal option for manufacturing large, complex automotive components that would be difficult or expensive to produce using traditional manufacturing methods. Fuel tanks made with blow molding, for example, are lightweight, corrosion-resistant, and cost-effective, meeting stringent safety and performance requirements.

At J-Mark, our engineers work closely with you every step of the way to make sure your products meet the demanding specifications you need for your product.

Plastic Injection Molding, Meeting the need for low volume and quick turnaround

Injection Molding is a popular manufacturing process due to its high precision, cost-effectiveness, and customization options. 
J-Mark's in-house plastic injection molding allows us to offer solutions to a unique niche of customers that need low to mid-volume parts with a quick turnaround.

Plastic injection molding is a highly efficient manufacturing process that involves injecting molten plastic into a mold that cools and solidifies the plastic to the desired shape. Injection molding is widely used in many industries due to its ability to produce high volumes of parts.

The process has many advantages, such as high productivity, highly repeatable results, low scrap rates, and low labor costs. Injection molding produces less waste than traditional manufacturing processes and is highly automated, reducing labor costs.  During the tooling process, J-Mark engineers will customize the mold to make sure parts are dimensionally consistent, even with complex designs and low tolerances.

Partner with J-Mark and take advantage of our efficient manufacturing processes, state-of-the-art equipment, and expert team to accelerate your production timeline and meet your project deadlines.

Design Flexibility and Low Tooling Costs: The Advantages of Thermoforming in Plastic Manufacturing

Thermoforming is a plastic manufacturing process that stretches thermoplastic material over a mold using pressure or a vacuum to create a three-dimensional shape or other form of plastic product. In the automotive industry, thermoforming is commonly used to produce interior and exterior trim components, such as door panels, instrument panels, consoles, and grilles. Thermoforming has two unique processes, vacuum forming and pressure forming, each having different properties that can be chosen to fit a project's requirements.

Thermoforming is a cost-effective way to produce large parts at half the cost and in less time than any other plastic production method. Thermoforming molds are easily engineered using 3D printing or CAD, and they do not require expensive tooling. This makes the process much more efficient and cost-effective than other plastic manufacturing methods.

Thermoforming also offers design flexibility. It has few limitations in regard to designs, regardless of the intricacies, details, or size of a part's design. This makes it popular, especially in automobile design, where the weight of components is a significant concern.

However, there are also some disadvantages to thermoforming, including higher individual part costs than injection molding, difficulty in including molded-in components, and issues with part thickness being uneven. All forms of thermoforming also produce a great deal of waste, which can be recycled.

Trust J-Mark to help you decide if thermoforming is right for you.

The Ultimate Solution for Durable and Attractive Automotive Accessories

Powder coating is a type of coating used in manufacturing to apply a protective and decorative finish to various products. It is a dry finishing process, meaning that no solvents are used, and it involves applying a finely ground powder made of resin, pigment, and other additives onto a surface using an electrostatic charge. The powder is then cured  at high temperatures to cross-link the coating, resulting in a durable and long-lasting finish.

J-Mark provides Class A Powder coating through it’s sister company SKYCOAT Skycoat Industrial Armor. Powder coating is  a durable and long lasting finish for automotive, architectural, medical, and military parts suppliers.  Whether its aluminum, magnesium, steel, or  another substrate, our state of the art powder coating facility provides the cost-effective solution you need.

E-Coating: Perfect for Complex Surfaces and Superior Corrosion Protection

E-coating is a popular coating option used as a primer–or as a cosmetic finish.  E-coating, or Electrophoretic coating, is an immersion coating process that is the perfect solution for parts with complex geometry and hard-to-reach surfaces where traditional wet and powder-coating may not be suitable.


E Coating is a cross between plating and painting and involves submerging a part in a water-based paint emulsion. The solution and part are subjected to an electric current that causes an electrodeposition resulting in an even and complete coating of the parts surfaces. The process allows a part to be coated on the inside and outside. Any metal surface that can be reached by the solution or is exposed is coated.

The E Coat process provides excellent protection against corrosion and rust as well as enhances the appearance of a part. Additionally, E Coat is exceptionally durable with protection against salt spray and offers dielectric and acid resistance. When compared to powdered coatings and solvent-based spraying, E Coating provides complete coverage and consistent thickness, and parts may be processed wet or dry.

E-coating is ideal for a wide range of automotive parts due to its excellent coverage and corrosion resistance.

Wet Painting: Unlock Endless Possibilities with Customizable Finishes for Automotive Parts and Accessories

Wet Painting  services at  SKYCOAT Skycoat are another coating option that can be applied to metal and plastic substrates and are custom-formulated to best meet your specific needs.  We can custom match any color and provide single, double, or multi-layer systems with or without texture. (Current Skycoat copy)

Wet painting is a popular coating method for automotive parts and accessories due to its versatility and cost-effectiveness. It can be used on a wide range of parts, from small components to large body panels, and can produce a variety of finishes, including high-gloss, matte, and textured. It can be applied using manual or automated methods, reducing labor costs. Additionally, wet painting allows for easy color matching and customization, making it an ideal choice for the automotive industry.