Filament library

PLA print settings

The material every printer speaks fluently.

PLA is where everyone starts and where most prints should stay. It prints at low temperatures, barely warps, needs no enclosure, and produces the cleanest surfaces of any common filament — which is why it dominates decorative prints, prototypes, and everything you make while learning.

Its two honest weaknesses: heat (it softens around 60 °C — never in a summer car) and brittleness under impact. When a part needs to survive force or weather, step up to PETG; for everything else, PLA wins on ease and looks.

Difficulty

Easy

Best for

Decorative prints, prototypes, gifts, organizers, models — anything indoors at room temperature.

Skip it for

Cars, outdoors, load-bearing clips, anything near heat.

Starting settings

Nozzle temperature190–220 °C
Bed temperature50–60 °C
Print speed60–150+ mm/s — PLA tolerates modern high speeds well
Cooling fan100%
EnclosureNo — PLA prints better with fresh air

Drying

45 °C for 4–6 h — Rarely needed — only after months in open air. Never dry hotter: PLA fuses into a solid brick above ~50 °C.

New to drying? Read how to dry filament first.

Bed adhesion

Sticks to nearly anything: smooth or textured PEI, glass, glue stick. If a first layer won't stick, the bed is greasy — wash the plate with dish soap before touching any setting.

Mistakes to skip

  • • Blaming the printer when an old spool prints rough — even PLA eventually absorbs moisture.
  • • Leaving PLA parts in hot cars or sunny windowsills, then calling the material weak.
  • • Printing functional clips in PLA — it snaps suddenly where PETG would flex.

Common questions

What temperature should I print PLA at?

Start at 210 °C nozzle and 55 °C bed — the middle of every manufacturer's range. If you see stringing, drop in 5 °C steps toward 195; if layers bond weakly, climb toward 220. Silk and glitter variants usually want the hotter end.

Is PLA safe to print indoors?

PLA is the least concerning common filament — it emits far fewer particles and odors than ABS or ASA. Normal room ventilation is considered adequate for occasional printing; a printer running daily still belongs in a ventilated space rather than a bedroom.

Why do my PLA prints break so easily?

Three usual suspects: wet filament (weak layer bonds, snaps along lines), printing too cold (poor adhesion between layers), or simply asking PLA to do a PETG job. If a fresh, hot-enough print still fails under load, the material choice is the problem.

Not sure PLA is the right call for your project? TheFilament Pickerdecides in five questions — and thecost calculatortells you what each print costs.