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Endüstri Mühendisi
Raylı İç
Şeffaf Doku

Production Methods

As DOGUS COMPOSITE, we offer special solutions to our customers' needs with our innovative and reliable production methods. We manufacture for every project with different methods such as SMC, RTM, HAND LAY-UP, THERMOFORM COATING, ABS PRODUCTION and METAL DETAIL PARTS MANUFACTURING.

Our priority is to produce durable and aesthetic products that comply with quality standards in every method. We continue to improve our processes with lean production techniques and digitalization applications.

01

LRTM

This is a method for producing composite parts using a closed mold system. In this method, glass fiber and other reinforcements are placed inside the mold, and resin is transferred into the mold with the help of vacuum. The resin is distributed evenly across all surfaces within the mold, resulting in a product with a smooth surface finish. The LRTM method offers advantages such as low resin consumption, minimal environmental emissions, and the production of products with smooth surfaces on both sides. It is a preferred production technique, especially in projects requiring aesthetics and precise tolerances.

02 

SMC

SMC is an advanced molding method used in composite production. A pre-prepared paste consisting of glass fiber, resin, fillers, and other additives is heated under a press and molded into a finished product. This method allows for the production of products with high strength, durability, and aesthetically pleasing surface quality. Particularly preferred for large-scale and precision tolerance part production, SMC is widely used in many sectors such as automotive, white goods, and electrical-electronics. It is also an ideal solution for industrial projects due to its rapid production and low cost advantages.

03

Hand Lay-up

This is one of the most basic and common methods used in composite production. In this method, glass fiber or other reinforcements are manually placed onto an open mold, and then resin is applied using a brush, roller, or spray method. Each layer of fiber is carefully wetted to achieve the desired thickness. In the final stage, the product undergoes a curing process and is removed from the mold. Due to its low equipment requirements and flexibility, the hand lay-up method is ideal for low-volume productions or parts with large, complex geometries. However, because it is a manual process, it requires experience and attention to detail. This method is used in many fields, including shipbuilding, aerospace, automotive, and industrial equipment.

04 

Thermoform

Thermoform coating is a method that improves fiber-reinforced plastic surfaces by coating them with an aesthetic and functional thermoform coating. In this process, a pre-shaped thermoform coating (usually made from thermoplastic materials such as ABS) is applied to the FRP surface using a strong adhesive. The coating increases the durability of the surface while also providing an aesthetic appearance.This method offers the smooth, colored, and even textured surface properties of thermoform coatings while preserving the strength and lightness advantages of FRP. It is particularly preferred in applications requiring impact resistance, UV resistance, and easy cleanability. Used in automotive, white goods, furniture, and various industrial products, this method provides a modern and stylish design while increasing functionality. Furthermore, thanks to the special adhesives used during coating, the coating integrates with the surface, resulting in a long-lasting finish.

05

Vacuum Infusion

Vacuum infusion is an advanced composite forming process where atmospheric pressure is used like a mechanical press to completely remove air from the mold and infuse the resin into the dry fibers at a microscopic level. In this method, structural fabrics laid in the mold are covered with a sealing film to create negative pressure, and resins conforming to engineering specifications are homogeneously drawn into the system by vacuum force. This process, which guarantees the ideal resin-to-fiber ratio compared to traditional production methods, enables the flawless production of lightweight, high mechanical strength, and perfectly surface-quality parts required by sectors such as automotive and rail systems.

06

Prepreg

In special projects and equipment where extreme lightness is the goal, we successfully apply the prepreg production process, considered the pinnacle of advanced composite technologies. These high-performance carbon or glass fibers, factory-impregnated with the ideal resin ratio, are precisely laid into molds and then cured under controlled heat using vacuuming. This method ensures a perfect resin-fiber balance, minimizing part weight while maximizing mechanical strength and structural rigidity. Thus, we meet the most demanding engineering expectations in automotive and rail systems, offering maximum lightness without compromising structural integrity in special projects where performance is paramount.

07

ABS

Thermoforming is a plastic shaping process. ABS (Acrylonitrile Butadiene Styrene) is a thermoplastic material that stands out for its durability, processability, and aesthetic appearance. In the production process, preheated ABS sheets are placed on a mold and shaped using vacuum. The product then takes its final shape by cooling within the mold. This method is preferred in projects where lightweight and durable parts need to be produced quickly and at low cost. ABS production is widely used in sectors such as automotive, white goods, electronics, and furniture. It also offers excellent results in applications requiring impact resistance and surface quality. During the production process, surface smoothness and precision are ensured according to mold details, allowing for the creation of aesthetically pleasing and functional products.

08

Sheet Metal

In our sheet metal bracket production for the automotive and rail systems sectors, the process relies on high-precision cutting, bending, and joining operations. Within our facility's metal forming process, we utilize two laser cutting machines for millimeter-accurate cuts, while press brakes are used to give the parts the desired shape.Following the forming stage, metal, chrome, and aluminum welding applications are performed to a professional standard, in accordance with the structural requirements of the projects. This ensures the delivery of durable and fully integrated components, compliant with heavy industry and rail system standards, on a turnkey basis.

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