TPU 87A Settings for Creality CR-6 SE

Recommended slicer settings for printing TPU 87A on the Creality CR-6 SE (235 x 235 x 250 mm build volume, 100 mm/s max speed, Bowden extruder).

Calculated from manufacturer specsadvanced

Slicer Configuration

Copy these values into your slicer (Cura, OrcaSlicer, PrusaSlicer, Bambu Studio)
SettingValueRange
Nozzle Temperature223°C210-235°C
Bed Temperature50°C40-60°C
First Layer Nozzle228°C+5°C above normal
First Layer Bed55°C+5°C above normal
Print Speed18 mm/s10-25 mm/s
First Layer Speed15 mm/s25-50% of normal
Wall Speed14 mm/s70-80% of normal
Travel Speed38 mm/s120-150% of print speed
Layer Height0.2mm0.12-0.28mm
Infill15-20%10-30%
Wall Count3-4Perimeters/shells
Top/Bottom Layers5-6Solid layers
Cooling Fan100%From layer 2+
Retraction Distance4-6 mmBowden
Retraction Speed40 mm/sBowden

Before You Print

!
Filament Drying50°C for 5h
EnclosureNot needed
Nozzle TypeStandard brass 0.4mm
ExtruderBowden
Bowden extruder — printing flexible filaments is challenging. Print very slowly and minimize retraction.

Print Quality Profiles

Three presets for common use cases with TPU 87A on the Creality CR-6 SE.

ProfileLayer HeightSpeedInfillBest For
Draft0.28mm25 mm/s10-15%Rapid prototyping, test fits
Standard0.20mm18 mm/s15-20%General purpose, everyday prints
Quality0.12mm10 mm/s20-30%Miniatures, display pieces, fine detail

Bed Adhesion

TPU 87A (Shore 87A, very soft) adheres well to PEI sheets and painter's tape. The extreme flexibility makes bed removal easy. Slow first-layer speed is critical for consistent adhesion.

Temperature Tuning Guide

Nozzle: 223°C

Range: 210-235°C. Printer max: 260°C.

  • Poor layer adhesion? Increase +5°C
  • Stringing or oozing? Decrease -5°C
  • Print a temperature tower to find your exact sweet spot

Bed: 50°C

Range: 40-60°C. Printer max: 110°C.

  • First layer lifting? Increase +5°C
  • Elephant's foot? Decrease -5°C
  • Let the bed fully preheat before starting

Troubleshooting TPU 87A on Creality CR-6 SE

Extreme flexibility causes jamsPrint at 15-25 mm/s; 87A is very soft and buckles easily in the extruder path
Direct drive strongly recommendedBowden setups will struggle significantly with 87A hardness
StringingMinimize retraction to 0.2-0.5mm; excessive retraction causes jams, not fixes
Under-extrusionIncrease flow rate by 10-15% and print very slowly

Pro Tips for TPU 87A

1

Shore 87A is very soft and difficult to print -- only attempt with direct drive extruders

2

Print extremely slowly: 15-25 mm/s; even experienced users struggle above 30 mm/s

3

Almost no retraction (0-0.3mm) -- the material is too soft for conventional retraction

4

Results are rewarding: 87A produces rubber-like parts with excellent elasticity

Support Settings

For prints requiring supports with TPU 87A, use tree supports for easier removal and less scarring. Set a 0.15-0.2mm Z-distance between support and model. If you have a dual-extruder setup, consider PVA (for PLA/PETG) or HIPS (for ABS) as dedicated water/solvent-soluble support material.

Creality CR-6 SE Specs

Build Volume235 x 235 x 250 mm
Max Speed100 mm/s
Max Nozzle Temp260°C
Max Bed Temp110°C
ExtruderBowden

TPU 87A Properties

Nozzle Range210-235°C
Bed Range40-60°C
Speed Range10-25 mm/s
Difficultyadvanced
Drying50°C / 5h
EnclosureNot needed
Learn more about TPU 87A →

TPU 87A at a Glance

Strengths

  • Very soft and flexible — Shore 87A
  • Ideal for gaskets, seals, soft grips
  • Excellent shock absorption
  • Stretches 500%+ before breaking

Weaknesses

  • Direct drive extruder required
  • Extremely slow print speeds
  • Very difficult to control retraction
  • Prone to jamming in Bowden tubes
These settings are recommended starting points based on manufacturer specifications and community guidelines. Always do a test print and adjust as needed. Settings may vary based on your specific printer's condition, environment, and filament batch.

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Sources: Based on Creality support documentation, community testing data, manufacturer recommended ranges. Values calculated from filament specifications and printer hardware limits.