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Northern IrelandEngineering & Manufacturing

Manufacturing and Production Processes

6 dot points across 6 inquiry questions. Click any dot point for a focused answer with worked past exam questions where available.

How can heat treatment, alloying and cold working change a metal's properties?

Heat treatment (hardening, tempering, annealing, normalising), alloying and cold working (work hardening) to change properties.
A CCEA GCSE Engineering and Manufacturing answer on changing metal properties by heat treatment (hardening, tempering, annealing, normalising), alloying and cold working or work hardening.
11 min answer →

How are forming, casting and moulding used to shape materials without removing waste?

Forming, casting and moulding processes: bending, folding, sand casting, die casting and injection moulding.
A CCEA GCSE Engineering and Manufacturing answer on forming, casting and moulding, covering bending and folding, sand and die casting and injection moulding, with their uses and the scales of production they suit.
11 min answer →

How are parts joined together, and when is a permanent or a temporary joint used?

Joining and assembly: welding, soldering and brazing, threaded fasteners, rivets and adhesives; permanent versus temporary joints.
A CCEA GCSE Engineering and Manufacturing answer on joining and assembly methods, including welding, soldering, brazing, threaded fasteners, rivets and adhesives, and the difference between permanent and temporary joints.
11 min answer →

What are the scales and methods of production, and how does an engineer choose between them?

Scales and methods of production: one-off (job), batch, mass and continuous production, and just-in-time.
A CCEA GCSE Engineering and Manufacturing answer on the scales and methods of production, one-off, batch, mass and continuous production and just-in-time, and how the quantity decides the method.
11 min answer →

Why are surface finishes applied, and how do the main finishing techniques work?

Surface finishing techniques: painting, powder coating, galvanising, electroplating, anodising and polishing, and why finishes are applied.
A CCEA GCSE Engineering and Manufacturing answer on surface finishing techniques, including painting, powder coating, galvanising, electroplating, anodising and polishing, and the reasons finishes are applied to engineered products.
11 min answer →

What are wasting (material removal) processes, and how is each used to shape a part?

Wasting processes: marking out, sawing, filing, drilling, turning and milling to remove material.
A CCEA GCSE Engineering and Manufacturing answer on wasting processes, where material is removed by marking out, sawing, filing, drilling, turning and milling, with the tools and uses of each.
11 min answer →