Shenzhen Alu Rapid Prototype Precision Co., Ltd.

Industry News

  • Home
  • News
  • Key Aspects of Forging

Process:

Material Selection: A metal workpiece (e.g., a billet or ingot) is chosen, typically steel, aluminum, titanium, or brass.

Heating (Optional): The metal is heated to increase malleability (hot forging) or worked at room temperature (cold forging).

Forming: Compressive forces are applied using:

Hammers: Manual or powered hammers strike the metal.

Presses: Apply steady pressure to shape the metal.

Dies: Custom molds shape the metal into precise forms.

Cooling and Finishing: The forged part cools, and post-processing (e.g., machining, heat treatment) refines dimensions or properties.

Types of Forging:

Hot Forging: Performed at high temperatures (e.g., 950–1,250°C for steel) to reduce material resistance and allow complex shapes.

Cold Forging: Done at or near room temperature, offering higher precision and surface finish but limited to simpler shapes.

Warm Forging: Conducted at intermediate temperatures, balancing strength and formability.

Open-Die Forging: Uses simple dies for large, custom shapes with less precision (e.g., shafts, rings).

Closed-Die (Impression-Die) Forging: Uses precise molds for complex, high-volume parts (e.g., gears, fittings).

Roll Forging: Shapes metal between rotating rollers, often for long parts like axles.

Materials: Steel, stainless steel, aluminum, titanium, brass, and copper alloys.

Advantages:

Superior Strength: Aligns metal grain structure, improving toughness and fatigue resistance.

Durability: Forged parts withstand high stress and wear (e.g., crankshafts, aerospace components).

Versatility: Suitable for small to large parts, from prototypes to mass production.

Limitations:

Limited Complexity: Less suited for intricate geometries compared to casting or 3D printing.

High Tooling Costs: Especially for closed-die forging in low volumes.

Lead Time: Tooling design and setup can be time-consuming for custom parts.

Applications:

Prototyping: Functional prototypes for high-strength components (e.g., aerospace fittings).

Production: Automotive parts (crankshafts, connecting rods), aerospace components (landing gear), and industrial tools (hammers, wrenches).