Magnesium CNC Machining Services

Lightweight Precision Parts for Aerospace, EV, Robótica & Eletrônicos

TOPS Precision manufactures custom magnesium alloy parts with tolerances up to ± 0,005 mm, using advanced CNC milling, girando, e usinagem de 5 eixos. Somos especializados em usinagem AZ31, AZ91D, AM60, ZK60, Elektron 21, and other high-performance alloys with strict fire safety controls and ISO-certified quality systems.

✅ Rapid Prototypes in 5–7 Days
✅ Thin-Wall Lightweight Components
✅ Surface Finishing Available
✅ Low to High Volume Production
✅ Global Shipping

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    We are best in providing machining of magnesium and offer parts that provide the metal’s outstanding balance between strength and weight. Por isso, they have numerous applications in different fields like aerospace, defesa, automotivo, Robótica, e eletrônica. With our precise machines and expert personnel, we provide magnesium parts that offer high quality, precise measurements, and dependable performance. For both small and big orders, we can provide usinagem that is precise, rápido, and of high quality.

    What is Magnesium Machining?

    CNC machines are used for machining to mold magnesium alloy parts into their required shape. Magnesium is highly recognized as the lightest material used in engineering, but it is also tough and sturdy. Ainda, it becomes quite reactive if machined, so it is necessary to use certain tools, refrigerante, and install dust controls. Some challenges in machining are stopping burns, keeping chips contained, and maintaining a good surface.

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      What is Magnesium Machining?

      How Does Magnesium Machining Work?

      Machining this metal requires both careful work and attention to safety. The process begins by thoroughly reviewing CAD to enhance the way parts are laid out, cutting will take place, and the fixtures are created. We make sure feed rates are specified and the tools are diamond-coated or PVD-coated to prevent chips from accumulating. Misting the site with coolant or oil keeps the area cool, prevents things from becoming too hot, and helps eliminate sparks. These machines quickly carry out chip removal to prevent turnings from sparking combustion. After they are machined, all parts are deburred, cleaned to get rid of residue, and closely checked for surface quality.

      Common Operations We Do

      You’ll find these magnesium machining services from us:

      Fresagem CNCCreates complex shapes and designs by using 3 para 5 different axes.

      Torneamento CNCSpinning cylindrical objects, referred to as housings and spacers, at a fast speed.

      Perfuração & Tapping –It ensures the hole is the right size with correct chip movement and threaded structure.

      Gear Cutting & Broaching –These are operations targeted at making internal and external gear features.

      Finishing the Surface – Methods such as bead blasting and anodizing are used to modify the finish and boost how the part looks.

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        Our Safe Magnesium Machining Process

        TOPS Precision uses controlled magnesium machining procedures:

        • Oil-mist / non-reactive cooling systems
        • Rapid chip evacuation systems
        • Fire-resistant machine enclosures
        • Dust collection & chip separation
        • Operator safety training
        • Alloy-specific cutting parameters

        This ensures safe, estável, produção repetível.

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          Properties of Magnesium Material

          Magnesium is a metal used in construction due to its special balance of physical, térmico, and chemical traits. Here are some of the main properties of metal that let it be machined accurately:

          Properties of Magnesium Material

          Leve

          Magnesium is the lightest metal you can use for structures because it weighs much less than aluminum or steel. On this basis, it is much sought after in aerospace, automotivo, e eletrônica, as making things lighter can make them perform and function better.

          High Machinability

          A clear advantage of magnesium is that it is very easy to machine. The cut takes less power, there is less heat created during cutting, and the tools last longer. Por aqui, the time needed to make parts is reduced, costs are lower, and the level of accuracy is maintained.

          Great Strength-to-Weight Ratio

          Although magnesium isn’t as strong as steel, it is very strong about how light it is. Because it needs only a small thickness to be strong, this material is wonderful for parts that need some structure but would become too heavy with heavier metal.

          Condutividade térmica

          Magnesium alloys efficiently release heat from engine casings, dissipadores de calor, and electronic housing, which is very important. Por aqui, the computer’s operability is maintained and critical parts are protected from overheating.

          Amortecimento da vibração

          The presence of magnesium helps absorb vibrations and shock, so it is perfect for uses requiring movement. It adds comfort to vehicle seats and also lowers noise and wear in different mechanical parts.

          Reciclabilidade

          It is possible to recycle magnesium again and again without losing its unique qualities. Apart from using fewer resources, this also supports companies that care about the environment.

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            Suitable Materials for Magnesium Machining

            Here are some of the suitable materials for magnesium machining:

            Tipo

            Propriedades principais

            Usos comuns

            AZ31

            Great machinability, resistente à corrosão, leve

            Painéis aeroespaciais, eletrônicos, alojamentos

            AZ61

            Maior resistência, Bom acabamento superficial

            Auto parts, ferramentas, e equipamentos esportivos

            AM60

            Alta ductilidade, Resistência ao impacto

            Crash zones, painéis, safety parts

            AM50

            Leve, boa formabilidade

            Transmission cases, componentes de suspensão

            ZK60

            Força elevada, creep resistance

            Bike frames, aerospace gears, Robótica

            ZK61

            Tougher than ZK60, dimensionalmente estável

            Drones, defense equipment, motorsport frames

            AE42

            Creep and corrosion resistant

            Blocos de motor, Caixas da caixa de velocidades

            AZ91D

            Most used alloy, excellent strength-to-weight

            Eletrônicos, ferramentas elétricas, and auto parts

            Elektron 21

            High-temp and creep resistance, aerospace-grade

            Motores a jato, satélites, and military structures

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              Considerations to Cut Costs when Machining Magnesium

              Here are some tips you must follow to cut the magnesium machining cost:

              Considerations to Cut Costs when Machining Magnesium
              • Organize the parts so that the machinery follows easier paths and tool switches are reduced.
              • Fix similar parts in the same setup, as it requires less time to configure tools and fixes.
              • Choose useful coatings like PVD on your tools to lessen both the wear and the stopping time.
              • Pick the right alloy over a higher grade material when you can.
              • Plan your work so you have to do as little deburring and surface preparation as possible.

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                Applications of Magnesium Machining

                When applications require strength, being lightweight, and exceptional thermal performance, magnesium proves to be excellent.

                • Aeroespacial:Suportes, quadros, and parts of satellites
                • Automotivo: You can choose dashboards, steering wheel hubs, and various performance pieces.
                • Eletrônicos: Laptop enclosures, heat dissipating parts for computers, and camera shells
                • Equipment for Sports: Bike pieces, Capacetes, and tools for safety
                • Robótica & Máquinas: Some of our products here include gearboxes and housings, as well as instrument panels.

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                  Advantages of Magnesium Machining

                  Here are the following advantages of magnesium machining;

                  • It Matters to be Lightweight Designing for less weight, usando 35% less weight than aluminum.
                  • Thermal management must happen – excellent thermal conductivity.y
                  • The importance of lightweight materials with high strength helps make them ideal for tough jobs.
                  • The process must be easy to manufacture and lead to fast production.
                  • A lighter system leads to savings in the supply chain.n
                  Advantages of Magnesium Machining

                  Challenges in Machining Magnesium

                  There are advantages to using magnesium, but it still needs to be carefully looked after.

                  • Hazard of ignition – Fine chips are flammable; standard coolant and chip placement procedures decrease the risk.
                  • Accumulation of Chips –There must be regular cleaning to lower the risk of fires and damaged surfaces.
                  • Hardened Alloys Are Brittle – During tooling, place parts carefully to avoid catching cracks and stress points.
                  • Corrosion Risk –It is important to apply a protective coating or anodize this material.
                  • Small Clamping Damage – Can only occur with a well-planned fixture design.

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                    Finishing Processes for Machining Magnesium

                    We offer various suggestions to protect magnesium and raise its effectiveness.

                    Finishing Processes for Machining Magnesium
                    • Anodizing – with chromate sealing – for both protection against corrosion and attractive results.
                    • Metal plating and conversion – Choose zinc, níquel, or chromate to make the coating more durable.
                    • Revestimento em pó – A smooth and long-lasting surface comes in your selected colors.
                    • Bead Blasting –Leaves a smooth matte look behind and hides minor surface marks.
                    • Passivation – Eliminates any free magnesium to secure the surface and shield it from oxidation.

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                      Need Lightweight Magnesium Parts Fast from Tops Precision?

                      Upload your drawing today and receive:

                      ✅ DFM feedback
                      ✅ Recomendação de materiais
                      ✅ Quote in 24 horas
                      ✅ Prototype lead time estimate

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                        Why Buyers Switch to TOPS Precision

                        Many magnesium suppliers struggle with:

                        ❌ Poor dimensional control
                        ❌ Surface corrosion issues
                        ❌ Burn risk during machining
                        ❌ Thin wall deformation
                        ❌ Long lead times

                        TOPS Precision solves these with advanced tooling, process control, and experienced engineers.

                        Escolha -nos para os melhores serviços de usinagem de magnésio

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                          FAQs About Magnesium CNC Machining

                          AZ31, AZ91D, ZK60, AM60, Elektron 21 and custom grades.

                          Up to ±0.005 mm depending on geometry.

                          With proper controls, machining is safe and stable.

                          Sim. We specialize in lightweight thin-wall precision parts.

                          Yes.We provide anodizing surface finishes.

                          From Prototype 1 pc to mass production.

                          Prototype 5–7 days.

                          Let's Start A New Project Today

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