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Filament guide

Every common FDM material, what it is good at, and what it is not.

PLA

The default filament

190–220 °C · 50–60 °C · 1.24 g/cm³

Easy Open frame OK

PLA+

PLA with additives that improve toughness and layer bonding

205–225 °C · 55–65 °C · 1.24 g/cm³

Easy Open frame OK

PETG

The best all-round functional filament for most people

230–250 °C · 70–85 °C · 1.27 g/cm³

Moderate Open frame OK

ABS

A classic engineering plastic with high heat resistance and the ability to be smoothed with acetone

240–260 °C · 95–110 °C · 1.04 g/cm³

Hard Enclosure

ASA

ABS with far better UV and weather resistance

240–260 °C · 95–110 °C · 1.07 g/cm³

Hard Enclosure

TPU

Flexible, rubber-like filament

220–240 °C · 40–60 °C · 1.21 g/cm³

Hard Open frame OK

Nylon (PA)

Extremely strong, tough, and wear resistant

250–280 °C · 70–90 °C · 1.14 g/cm³

Expert Enclosure

Polycarbonate (PC)

One of the strongest and most heat resistant filaments available

270–310 °C · 100–120 °C · 1.2 g/cm³

Expert Enclosure

HIPS

A styrene-based filament often used as a soluble support material for ABS, since it dissolves in limonene

230–250 °C · 90–110 °C · 1.04 g/cm³

Tricky Enclosure

PVA

A water-soluble support material for PLA and PETG

190–210 °C · 50–60 °C · 1.23 g/cm³

Tricky Open frame OK

PLA-CF (carbon fibre)

PLA filled with short carbon fibres

200–230 °C · 50–60 °C · 1.3 g/cm³

Moderate Open frame OK

PETG-CF (carbon fibre)

Carbon-fibre PETG: stiff, strong, and still reasonably tough

240–265 °C · 70–85 °C · 1.35 g/cm³

Tricky Open frame OK

PA-CF (carbon fibre nylon)

Carbon-fibre reinforced nylon

260–300 °C · 80–100 °C · 1.2 g/cm³

Expert Enclosure

Wood-fill PLA

PLA blended with wood particles

190–220 °C · 50–60 °C · 1.28 g/cm³

Moderate Open frame OK

TPU 95A

A firmer TPU (Shore 95A) that behaves more like a tough rigid plastic with some give

220–240 °C · 40–60 °C · 1.21 g/cm³

Tricky Open frame OK

Head-to-head comparisons