FDM Material Atlas

Compare material behavior, process needs, and evidence.

Material reference

PLA-CF

Public material ID: material-pla-cf

Overview

Known

Carbon-fiber PLA

Qualification: Family or filler description; exact commercial formulations differ.

Evidence scope: family-guidance

Known

40–50 °C

Qualification: Approximate modest-load service guidance; not a guaranteed limit and not interchangeable with a named thermal test.

Evidence scope: representative-product, family-guidance

Known

easy

Qualification: Source label: Easy-Moderate. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

1.22 g/cm3

Qualification: Representative product or grade density; additives, color, moisture, and formulation can change it.

Evidence scope: representative-product

Known

high

Qualification: Source tier: $$$ Premium. This is a relative market-position heuristic, not a live price.

Evidence scope: qualitative-heuristic

Thermal guidance

Thermal values answer different questions. Practical service guidance, Tg, HDT, Vicat softening, melting point, and other named tests are not directly interchangeable.

Practical service-temperature guidance

Known

40–50 °C

Qualification: Approximate modest-load service guidance; not a guaranteed limit and not interchangeable with a named thermal test.

Evidence scope: representative-product, family-guidance

Named thermal observations

HDT @ 0.45 MPa

Known

55 °C

Qualification: Representative named observation for the stated product, grade, or family example. Verify method, conditioning, load, and annealing before comparison.

Evidence scope: representative-product, family-guidance

loadMpa
0.45

Properties

Known

high-wear

Qualification: Source label: Good. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

high-impact

Qualification: Source label: Good. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

limited

Qualification: Source label: Poor-Moderate. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

limited

Qualification: Source label: Poor-Moderate. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

moderate

Qualification: Source label: Low-Moderate. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

low

Qualification: Source label: Low. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

rigid

Qualification: Source label: Low. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

limited

Qualification: Source label: Low-Moderate. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

1.22 g/cm3

Qualification: Representative product or grade density; additives, color, moisture, and formulation can change it.

Evidence scope: representative-product

Known

low

Qualification: Source label: Low. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

very-high

Qualification: Source label: Excellent. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Process requirements

These requirements describe the material process. They do not claim that your equipment can meet them.

Known

easy

Qualification: Source label: Easy-Moderate. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

210–240 °C

Qualification: Conservative starting range; tune for the exact filament, hotend, nozzle, and flow rate.

Evidence scope: starting-profile-guidance

Known

45–60 °C

Qualification: Conservative starting range; tune adhesion for the exact surface and formulation.

Evidence scope: starting-profile-guidance

Known

not-required

Qualification: Source label: No. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Known

required

Qualification: Source label: Yes. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: family-guidance, qualitative-heuristic

Known

recommended

Qualification: Source label: Moderate. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: family-guidance, qualitative-heuristic

Known

good-ventilation

Qualification: Source label: Good ventilation. This controlled value is screening guidance, not a standardized universal property.

Evidence scope: qualitative-heuristic

Uses and tradeoffs

Known

Abrasive; stiffness gain is much larger than Z-strength gain; not a high-heat plastic

Qualification: Tradeoffs are family-level screening guidance; exact formulations differ.

Evidence scope: family-guidance

Known

active-cooling

Qualification: Dominant action: Fit-coupon calibration. Verify representative dimensions after full cooldown and intended conditioning.

Evidence scope: family-guidance

Calibration starting point

These values are calibration starting points. They are not guaranteed settings, maxima, manufacturer specifications, or proof that a print is safe.

Known

35–70 mm/s

Qualification: Calibration starting range, not a maximum or guarantee.

Evidence scope: starting-profile-guidance

Known

60–100 percent

Qualification: Calibration starting range; tune for bonding, overhangs, chamber, and formulation.

Evidence scope: starting-profile-guidance

Known

20–30 mm/s

Qualification: Bridge-test starting range; geometry, nozzle, layer height, and airflow matter.

Evidence scope: starting-profile-guidance

Known

100 percent

Qualification: Bridge-cooling starting range; validate bridges without sacrificing bonding or causing warp.

Evidence scope: starting-profile-guidance

Tune for the exact filament, printer, nozzle, geometry, moisture condition, chamber, cooling, and required part performance.

Evidence

44 claim-to-evidence links across 4 evidence scopes.

  1. Family-level material guidance

    Scopes: family-guidance

    Qualitative family guidance supports comparison and screening, but exact filament formulations differ.

    • Check the exact product TDS and SDS.
    • Test a representative printed part before engineering use.

    Supports: Family or fillerRecommended usesTradeoffsCooling and fit guidance

  2. Qualitative property ratings

    Scopes: qualitative-heuristic

    Controlled ratings summarize practical tendencies and are not standardized material-property measurements.

    • Geometry, moisture, orientation, processing, and formulation can change behavior.

    Supports: Wear and abrasionImpact resistanceCreep and sustained loadOutdoor and UV behaviorMoisture sensitivityPrint difficultyEnclosure requirementWear-resistant nozzle requirementWarp tendencyFlexibilityChemical resistanceCooling and shrink riskDimensional stabilityDrying priorityVentilation category

  3. Relative cost tier

    Scopes: qualitative-heuristic

    Cost tiers are market-position heuristics for consumable filament.

    • They are not live prices or total printed-part costs.

    Supports: Relative cost tier

  4. Practical service-temperature guidance

    Scopes: family-guidance

    Service ranges are modest-load selection guidance and remain separate from named thermal tests.

    • They are not guaranteed limits, certifications, or substitutes for product qualification.

    Supports: Practical service guidance

  5. Named thermal metric identity

    Scopes: family-guidance

    Tg, HDT, Vicat, melting point, and service guidance answer different questions and are not interchangeable.

    • Compare only matching test methods, loads, conditioning, and annealing states.

    Supports: HDT @ 0.45 MPa

  6. Bambu PLA-CF product page and TDS values

    Scopes: representative-product

    External source — Bambu Lab

    Supports: Practical service guidanceHDT @ 0.45 MPaDensity

  7. 3D Prints Shrinkage: Causes and Solutions

    Scopes: family-guidance

    External source — Bambu Lab

    Supports: Cooling and fit guidance

  8. Polymaker Material Print Tips

    Scopes: starting-profile-guidance

    External source — Polymaker

    Supports: Nozzle temperatureBed temperatureStarting print speedPart-cooling fanBridge speedBridge fan

  9. Composite materials (filled with carbon, kevlar or glass)

    Scopes: family-guidance

    External source — Prusa Research

    Supports: Wear-resistant nozzle requirement

  10. Drying filament

    Scopes: family-guidance

    External source — Prusa Research

    Supports: Drying priority

  11. Filament Material Guide

    Scopes: family-guidance, starting-profile-guidance

    External source — Prusa Research

    Supports: Family or fillerNozzle temperatureBed temperatureRecommended usesTradeoffsStarting print speedPart-cooling fanBridge speedBridge fan

  12. Warping

    Scopes: family-guidance

    External source — Prusa Research

    Supports: Cooling and fit guidance

Limitations

  • Exact filament formulations differ. Check the relevant product TDS and SDS before use.
  • Geometry, moisture, load, print orientation, annealing, chamber conditions, cooling, and process history can change printed-part behavior.
  • Qualitative ratings and representative values are guidance, not universal polymer-family specifications.
  • Starting-profile values are calibration starting points, not guaranteed settings or maxima.
  • This material-selection information is not an engineering safety certification.

Relationships

These connections come from the reported decision lanes. They are not a universal material ranking.

Related through decision lanes

  • PLA — Candidate

    Shared lane:

    • Easy prototypes — PLA-CF is a candidate; PLA is a candidate

  • PLA+ / Tough PLA — Candidate

    Shared lane:

    • Easy prototypes — PLA-CF is a candidate; PLA+ / Tough PLA is a candidate

  • PETG — Candidate

    Shared lane:

    • Easy prototypes — PLA-CF is a candidate; PETG is a candidate

Reported lane membership

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