Back to the 2025 paper

Module 4: Liquid Based 3D Printing Processes

2025?m

What is the primary material used in SLA 3D printing?

(i) Thermoplastic filament
(ii) Photopolymer resin
(iii) Metal powder
(iv) Ceramic slurry

Worked SolutionAI Assisted

Answer: (ii) Photopolymer resin

SLA uses a liquid photopolymer resin. A UV laser or projected UV light selectively cures the resin, causing photopolymerization and transforming the liquid resin into a solid layer.

Similar questions

AI LearningWeb Platform

Coursify — Personal AI Course Generator

Struggling with a difficult subject or concept? Turn any engineering topic into a structured course with interactive lessons, quizzes, and research-backed explanations.