Guides
1 October 2026 · 7 min
How to choose between SLS, FDM, SLA and MJF for functional parts
We compare SLS, FDM, SLA and MJF for functional parts by material, accuracy, surface finish and cost, and explain when SLS is not the right choice.
1 October 2026 · 6 min
How to choose between PA12 and PA11 for SLS parts
PA12 is stiff and dimensionally stable, and PA11 is ductile and impact-resistant. This guide compares the values from the Formlabs data sheets and shows when the glass-filled and carbon-fibre-filled grades are worth using.
1 October 2026 · 7 min
How to prepare your STL or STEP file for SLS printing
This guide explains which format to send, how to export an STL correctly, what to check in the model before asking for a quote and what to put in your request to avoid a long email exchange.
2 October 2026 · 7 min
SLS or MJF: the differences for nylon parts
SLS and MJF both melt nylon powder without supports. We compare the process, materials, colour, detail, mechanical behaviour and batch cost, and show when MJF is the better choice.
2 October 2026 · 8 min
Tolerances and fits for SLS printed parts
What tolerances SLS printing achieves and why, how to size clearances, holes, pins and threads, and how to mark critical dimensions in your quote request.
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