3D-Fuel Pro PCTG Filament — LulzBot Green (#C8CB18), 1.75mm, Up to 30× Tougher Than PETG, Chartreuse Yellow-Green, Superior Chemical Resistance, Bambu AMS Compatible, Made in USA

3D-Fuel Pro PCTG in LulzBot Green brings the full mechanical and chemical performance of Pro PCTG in a saturated chartreuse yellow-green at Pantone® 14-0443 TPG (#C8CB18) — the same iconic color used on LulzBot 3D printers, bold enough to read clearly across a room and distinctive enough to identify a part instantly in a mixed-color build. On the Pro PCTG platform, that color comes with up to 30× the impact toughness of standard PETG, significantly better chemical resistance across alcohols, hydrocarbons, oils, and cleaning agents, lower moisture absorption for easier printing in humid environments, and greater optical clarity than PETG — all without requiring an enclosure. If you're printing functional parts, drone components, tool housings, or any build where LulzBot Green is the right color and standard PETG has failed under impact or chemical exposure, Pro PCTG LulzBot Green is the direct answer.

⚠️ Print temp is 260–280°C — higher than PETG. All-metal hotend required. Verify your hotend is rated for sustained use at this range before your first print.
⚠️ Bed temp 70–80°C required. PEI strongly recommended — PCTG bonds aggressively to bare glass and can damage the surface on removal.
✅ No enclosure needed. Near-zero warping on open-frame printers.
✅ Bambu AMS compatible. AMS-compliant spool (Oct 2023 and later). Older warehouse stock fits AMS with lid cracked a few mm.

LulzBot Green in the Pro PCTG Color Spectrum

LulzBot Green occupies a unique position in the 25-color Pro PCTG lineup — it is the only high-saturation yellow-green in the range, sitting between the muted Olive Green and the brighter LulzBot Green-adjacent tones. At #C8CB18 it reads as a warm, almost acid-green chartreuse under daylight — distinctly different from standard grass or forest greens, and with enough yellow in the tone to contrast sharply against dark neutrals, blacks, and dark grays in multi-color AMS prints.

Color	Hex	Pantone®	Character
Grass Green	#4D9D5A	P 139-8 U	Mid-tone natural green — cool and muted
Olive Green	#545746	176-15 C	Dark desaturated green — military/tactical tone
LulzBot Green ← this product	#C8CB18	14-0443 TPG	Saturated chartreuse yellow-green — bold, high-visibility

LulzBot Green in Pro PCTG is particularly effective as a high-visibility functional color — for safety markings on printed tooling, identification labels on parts in complex assemblies, or any application where a part needs to be found quickly in a cluttered environment. It also pairs cleanly with Midnight Black and Charcoal Gray in the Pro PCTG range for high-contrast two-color AMS prints where the green reads as the accent against a dark structural base.

Pro PCTG Performance — Up to 30× Tougher Than PETG

LulzBot Green carries the full Pro PCTG performance profile. The toughness advantage comes from cyclohexane dimethanol (CHDM) in the polymer backbone — a ring structure that makes the material ductile under impact rather than brittle. Where standard PETG transfers impact energy as crack propagation, Pro PCTG absorbs and distributes it. The result is 20–50% higher impact resistance than PETG in standard testing, and up to 30× improvement in drop/shock scenarios. Combined with better inter-layer bonding than PETG, Pro PCTG LulzBot Green is the correct material for any functional part in this color that needs to survive drops, repeated flex cycles, or sustained mechanical stress.

Chemical Resistance — Where LulzBot Green Pro PCTG Outlasts PETG

Colored functional parts in high-visibility colors often end up in environments where they see chemical exposure — IPA cleaning, degreaser wipedowns, oil contact in mechanical assemblies. Pro PCTG's CHDM-modified structure provides measurably better resistance than PETG across all common industrial chemicals, while preserving the color integrity of the LulzBot Green pigment under prolonged exposure.

Chemical Type	Examples	PCTG Advantage	PETG Limitation	Resistance Ratio
Alcohols	IPA, ethanol, methanol	Resists prolonged exposure without stress cracking	Stress cracks at high alcohol concentrations over time	1.8×
Hydrocarbons	Hexane, gasoline, mineral spirits	Better resistance to hydrocarbon-based solvents	Softens or weakens on hydrocarbon exposure	2.0×
Acids	Acetic acid, citric acid, phosphoric acid	Maintains integrity in mild to moderate acid concentrations	Degrades faster in acidic environments	1.4×
Bases / Alkalis	NaOH, KOH, ammonium hydroxide	Better resistance to strong alkalis	May crack or degrade under strong base exposure	1.33×
Cleaning agents	Bleach, industrial degreasers, detergents	Withstands harsh cleaning without discoloration or damage	Discolors or loses properties with repeated harsh cleaning	1.5×
Oils and lubricants	Engine oil, hydraulic fluid, cutting oil	Resists degradation from prolonged oil exposure	Absorbs oils over time — swelling and weakening	1.6×
Ketones	Acetone, MEK	Performs better in low-concentration ketone environments	Softens or dissolves in ketone-rich environments	1.2×

Lower Moisture Absorption — More Forgiving to Print and Store

Pro PCTG absorbs approximately 0.1–0.2% moisture by weight — lower than PETG's ~0.2–0.3%. In practice this means LulzBot Green Pro PCTG is more forgiving if you open a spool and don't print immediately, more stable in humid workshop environments, and less likely to produce the stringing, bubbling, and surface defects that moisture causes in PETG. When drying is needed: 60–70°C for 4–8 hours.

Print Settings

Filament diameter	1.75mm
Color	LulzBot Green — #C8CB18 / Pantone® 14-0443 TPG
Hotend temperature	260–280°C (all-metal hotend required)
Bed temperature	70–80°C
Recommended bed surface	PEI (preferred), BuildTak, WhamBam — avoid bare glass without release agent
Recommended print speed	60–250 mm/s
Enclosure required	No — near-zero warping on open-frame printers
Drying (when needed)	60–70°C for 4–8 hours
Moisture absorption	~0.1–0.2% by weight (lower than PETG's ~0.2–0.3%)
Impact toughness vs PETG	20–50% higher (up to 30× in drop/shock scenarios)
Colors available in Pro PCTG	25 Pantone®-referenced + Natural (clear)
Spool weight	1 kg (2.2 lbs)
Spool format	AMS-compatible (Oct 2023 and later)
Packaging	Vacuum sealed with desiccant packet
Country of manufacture	USA

Who Is This For?

Pro PCTG LulzBot Green is the right choice when you need the performance of Pro PCTG — impact toughness, chemical resistance, low moisture absorption — in a high-visibility chartreuse yellow-green that standard PETG in this color cannot match mechanically. It's the correct material for safety-marked tooling jigs, high-visibility drone and RC components, color-coded functional parts in assemblies where green means something specific, and any print where LulzBot Green needs to survive the same environments that have failed standard PETG parts. For multi-color AMS builds, LulzBot Green Pro PCTG pairs directly with the other 24 colors in the Pro PCTG range on a single shared print profile.