One-Piece Concrete Bench and Steel Casting Mold

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Bounding box: 3850 × 520 × 1350 mm
Engine: 3D Printing B-rep
Parameters: 13
Published: October 28, 2026

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The prompt

Design a 3D CAD model of a one-piece concrete bench and a reusable metal mold for casting it. Use millimetres. Bench dimensions: Seat length: 1800 mm Seat width: 420 mm Seat thickness: 70 mm Seat top height above ground: 850 mm Backrest height above seat: 450 mm Backrest angle: 90 degrees Two rectangular supports, each 450 mm high, 420 mm wide and 420 mm deep

Parameters

Name	Value	Range
Seat length	1800 mm	600 – 2400
Seat depth	420 mm	200 – 800
Seat slab thickness	70 mm	40 – 150
Seat top height above ground	850 mm	400 – 1100
Backrest height above seat	450 mm	100 – 800
Backrest thickness	90 mm	40 – 200
Lower support block height	450 mm	100 – 800
Support width along bench	420 mm	150 – 700
Support depth	420 mm	150 – 700
Upper support column width	300 mm	100 – 600
Upper support column depth	300 mm	100 – 600
Steel plate thickness	20 mm	8 – 40
Gap between the laid-out parts	150 mm	20 – 800

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

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