UltraDry™ vs Traditional Filament

UltraDry™ Filament is engineered using PETGUSA’s DryFusion™ dual‑drying process and sealed to meet the UltraDry™ Certification Standard. It arrives pre‑dried, moisture‑stable, and ready to print straight out of the package.

Traditional filament, even when vacuum‑sealed, absorbs moisture during manufacturing, cooling, shipping, and storage. This leads to inconsistent extrusion, surface defects, and the need for drying equipment.

This page breaks down the technical differences so you can understand exactly why UltraDry™ performs better.

Moisture is the root cause of most print failures. Even small amounts of absorbed water cause:

bubbling and micro‑voids
stringing and oozing
weak layer adhesion
pitted or rough surfaces
dimensional inaccuracies
inconsistent extrusion flow

UltraDry™ solves this problem at the source — before moisture ever enters the material.

Moisture Content

UltraDry™: Ultra‑low moisture content verified through DryFusion™ dual‑drying and batch testing.
Traditional: Absorbs moisture during cooling, handling, and shipping — even inside sealed bags.

Print Readiness

UltraDry™: Ready to print immediately with no drying required.
Traditional: Requires drying before use and often between prints.

Extrusion Quality

UltraDry™: Smooth, stable extrusion with minimal artifacts.
Traditional: Prone to popping, inconsistent flow, and surface defects.

Strength & Layer Adhesion

UltraDry™: Stronger, more consistent layer bonding due to stable polymer chains.
Traditional: Moisture weakens layers and reduces mechanical performance.

Surface Finish

UltraDry™: Clean, smooth surfaces with fewer imperfections.
Traditional: Pitting, roughness, and inconsistent sheen.

Storage Requirements

UltraDry™: Minimal — stays stable longer due to DryFusion™ moisture profile.
Traditional: Requires dry boxes, dryers, or constant re‑drying.

Reliability

UltraDry™: Industrial‑grade consistency across batches.
Traditional: Highly variable depending on humidity, storage, and manufacturing conditions.

UltraDry™ Filament isn’t just “dry filament.”
It’s the result of:

DryFusion™ dual‑drying
controlled‑environment spooling
industrial‑grade barrier packaging
engineered UltraDry™ desiccant
batch moisture testing
batch test printing

Traditional filament simply cannot match this level of control.

Print farms needing repeatable results

Engineering teams requiring dimensional accuracy

High‑speed printers (Bambu, K1, Prusa XL)

Makers who want perfect prints without drying

Industrial users needing consistent mechanical performance

Anyone tired of moisture‑related failures

• What is UltraDry™ Filament?
• Moisture in 3D Printing
• How to Store Filament Properly
• DryFusion Technology Explained
• UltraDry™ Filament Collection
• PETG Troubleshooting Guide