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3D Printing Filaments

Image Part Number Description / PDF Quantity Rfq
FG0174

FG0174

Keene Village Plastics

ABS 1.75MM BLUE 1KG REEL

12
FG0175

FG0175

Keene Village Plastics

ABS 1.75MM MTLC SLVR 877C 1KG RL

12
PE2017TQ

PE2017TQ

Kimya

KIMYA TPU-92A 2.85MM 750G BLACK

25
RM-TE0107

RM-TE0107

LulzBot

SNOW NINJAFLEX TPU FILAMENT, 3MM

0
JA3D-C1001313

JA3D-C1001313

Jabil

PA 4500 BLUE, 1.75MM, 0.75KG

5
PLA30SK1

PLA30SK1

MG Chemicals

FILAMENT PEACH PLA 0.112" 1KG

6
RM-PL0276

RM-PL0276

LulzBot

3D-FUEL, STANDARD PLA, IRON RED,

0
RM-AB0145

RM-AB0145

LulzBot

IC3D ABS GREY, 1.75MM FILAMENT,

0
PS1001TQ

PS1001TQ

Kimya

KIMYA ABS KEVLAR 1.75MM 500G BLA

25
ABS30SGN1

ABS30SGN1

MG Chemicals

FILAMENT GREEN ABS 0.112" 1KG

8
PI2001TQ

PI2001TQ

Kimya

KIMYA PEI-1010 2.85MM 500G AMBER

25
FG0841

FG0841

Keene Village Plastics

SUMMA-FLEXX50 3MM BLACK 1KG REEL

12
PM70240

PM70240

Polymaker

SAMPLE BOX 3 (1.75MM, 2*100G) RA

0
RM-PL0100

RM-PL0100

LulzBot

FILAMENT BLACK PLA 0.112" 500G

4
RM-AB0146

RM-AB0146

LulzBot

IC3D ABS GREEN, 1.75MM FILAMENT,

0
FG0662

FG0662

Keene Village Plastics

PERFORMANCE PLA 3MM DARK GRAY 1K

12
FG0177

FG0177

Keene Village Plastics

ABS 1.75MM BLACK 1 KG REEL

3
FG0910

FG0910

Keene Village Plastics

SEMPER-FLEXX98 3MM BLUE 1KG REEL

12
JA3D-C1001368

JA3D-C1001368

Jabil

PA 0600 1.75MM .75KG SPOOL

22
FG0430

FG0430

Keene Village Plastics

PLA 1.75MM NEON YELLOW 1KG REEL

11

3D Printing Filaments

1. Overview

3D printing filaments are thermoplastic materials used as feedstock in fused deposition modeling (FDM) and fused filament fabrication (FFF) 3D printers. These polymer-based materials melt at specific temperatures and solidify into complex geometries through layer-by-layer deposition. As core consumables in additive manufacturing, filaments enable rapid prototyping, small-batch production, and customized manufacturing across industries. Their material properties directly determine printed parts' mechanical strength, thermal resistance, and functional performance.

2. Major Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
PLA (Polylactic Acid)Biodegradable, low warping, 60-65 C heat resistancePrototyping, educational models, food packaging
ABS (Acrylonitrile Butadiene Styrene)High impact resistance, 100 C heat resistance, requires heated bedIndustrial enclosures, automotive parts
PETG (Polyethylene Terephthalate Glycol)Chemical resistance, food-safe, moderate flexibilityMechanical parts, medical devices
NylonHigh strength-to-weight ratio, abrasion resistanceGears, bearings, functional tools
TPU/TPE (Thermoplastic Polyurethane/Elastomer)Flexible (Shore 60A-95A), vibration dampingFootwear midsoles, protective cases
PC (Polycarbonate)Optical clarity, 110 C heat resistance, requires 260 C+ printingAerospace components, safety equipment

3. Structure and Composition

Typical 3D printing filaments feature a semi-crystalline or amorphous polymer matrix with diameter precision of 0.02mm (1.75mm or 2.85mm standards). Key structural elements include:

  • Base polymer resin (e.g., PLA, ABS)
  • Plasticizers for flexibility control
  • Stabilizers for thermal degradation resistance
  • Pigments for coloration (optional)
  • Fillers (glass/carbon fibers, minerals) for property enhancement

Advanced composite filaments incorporate 5-40% by weight of reinforcing materials like carbon nanotubes or metal powders.

4. Key Technical Specifications

ParameterImportanceTypical Range
Tensile StrengthDetermines load-bearing capacity20-100 MPa
Elongation at BreakIndicates ductility3-300%
Heat Deflection TemperatureThermal stability threshold50-150 C
Shrinkage RateAffects dimensional accuracy0.2-2.0%
Moisture AbsorptionImpacts print quality consistency0.1-1.5% @ 50% RH
Melt Flow IndexCorrelates with extrusion performance2-20 g/10min (190 C)

5. Application Fields

Primary industries utilizing filament-based 3D printing include:

  • Aerospace: Stratasys Fortus systems for UAV components
  • Healthcare: Formnext-certified medical guides using PEEK filaments
  • Automotive: BMW's customized jigs with carbon fiber-reinforced nylon
  • Consumer Goods: Nike's midsole prototypes with TPU materials
  • Education: STEM training using desktop FDM printers

Typical equipment: Prusa i3 MK3S, Creality Ender-3, industrial systems from 3D Systems and Materialise.

6. Leading Manufacturers and Products

ManufacturerRepresentative ProductKey Feature
StratasysAntero 800PEPEKK-based aerospace-grade material
3D VerkstanHT-PLAHeat-treated PLA with 120 C heat resistance
EssentiumFast TPU 80AHigh-speed printing (500mm/s) flexible filament
ArkemaSarten MetamorphHigh-temperature resistant PA11 for industrial applications
ColorFabbnGen FlexRecreus-branded engineering-grade TPE

7. Selection Recommendations

Key considerations for filament selection:

  • Mechanical requirements (static vs dynamic loading)
  • Environmental exposure (temperature, UV, chemicals)
  • Printer compatibility (nozzle temperature, enclosed chamber)
  • Cost-performance balance (standard vs premium materials)
  • Regulatory compliance (FDA, UL, REACH certifications)
  • Post-processing needs (annealing, vapor smoothing)

Case Study: Automotive ducting applications often select PETG for its balance of chemical resistance and formability versus nylon's superior wear resistance at higher cost.

8. Industry Trends

Market developments include:

  • Biodegradable composites (PLA/PHA blends) addressing sustainability
  • Conductive filaments (graphene-infused ABS) for EMI shielding
  • AI-driven material property prediction platforms
  • High-temperature polymers (PEEK, PEKK) for metal replacement
  • Recycling systems for industrial filament waste streams

According to SmarTech Analysis, the global filament market will reach $3.2B by 2027 with 18.4% CAGR, driven by production-grade materials adoption.

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