SME
Manufacturing Processes · Problem type
Which process family?
Use this for “Is extrusion casting, bulk forming, sheet forming, material removal or joining?”
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How does the process shape the metal?
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Assumptions
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Casting pours liquid metal into a mould; forming reshapes solid metal; removal cuts it away; joining fixes parts together.
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Bulk forming squeezes thick stock; sheet forming bends and stretches thin sheet without much thinning.
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Related lessons
Casting and forming
Main lesson
Size a riser
Use this for “A 10 cm cube casting (M = 1.667 cm, B = 2 min/cm²) needs a side riser with H = D. How wide?”
Can one rolling pass take this draft?
Use this for “A 25 mm slab is rolled to 20 mm with 250 mm rolls and μ = 0.15. Can one pass do it?”
Flow stress and forming force
Use this for “Steel with K = 275 MPa, n = 0.15 is rolled to ε = 0.223 over 300 × 35.4 mm at 50 rpm. Find the roll force and power.”