HT-PLA

Polymaker™ HT-PLA sets a new standard for heat-stable 3D printing, maintaining its shape at high temperatures (up to 130°C) without sagging or deforming under its own weight. Enjoy the ease of printing and eco-friendliness of PLA—no post-processing required.

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Polymaker HT-PLA_TDS_EN_V1.1.pdf

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Density	ISO1183, GB/T1033	1.287 g/cm3 at 23°C
Melt index	210°C, 2.16 kg	22.6 g/10min
Light transmission	N/A	N/A
Flame retardancy	N/A	N/A

Effect of weak acids	Good
Effect of strong acids	Poor
Effect of weak alkalis	Fair
Effect of strong alkalis	Poor
Effect of oils and grease	Good

Note:

Good: Material may get minor attack after long periods of storage with chemical at ambient temperature

Fair: Material can be used for short time contact with chemicals at ambient temperature

Poor: Material becomes unstable on contact with chemical at ambient temperature

ENVIRONMENTAL PERFORMANCE

Property	Typical Value
Hydrothermal aging	N/A
UV aging	N/A

DIMENSIONAL STABILITY

Property	Typical Value
Shrinkage (X-Y)	0.88%
Shrinkage (Z)	0.13%
Shrinkage (D)	0.52%

THERMAL PROPERTIES

Property	Testing Method	Typical Value
Glass transition temperature	DSC, 10℃/min	59.8℃
Melting temperature	DSC, 10℃/min	177.23℃
Crystallization temperature	DSC,10℃/min	77.21℃
Decomposition temperature	TGA, 20℃/min	335.94℃
Vicat softening temperature	ISO 306,GB/T 1633	156.2℃ (as printed)
Heat deflection temperature	ISO 75 1.8MPa	58.6℃ (as printed)
Heat deflection temperature	ISO 75 0.45MPa	61.4℃ (as printed)
Vicat softening temperature	ISO 306, GB/T 1633	155.2℃ (annealed)
Heat deflection temperature	ISO 75 1.8MPa	71.7℃ (annealed)
Heat deflection temperature	ISO 75 0.45MPa	107.2℃ (annealed)

HDT CURVE

Mechnical Properties (As Printed)

Property	Testing Method	Typical Value
Young's modulus (X-Y)	ISO 527, GB/T 1040	2945.75±77.35 MPa
Young's modulus (Z)	ISO 527, GB/T 1040	2596.43±160.44 MPa
Tensile strength (X-Y)	ISO 527, GB/T 1040	42.86±0.76 MPa
Tensile strength (Z)	ISO 527, GB/T 1040	20.83±0.51 Mpa
Elongation at break (X-Y)	ISO 527, GB/T 1040	2.80±0.26 %
Elongation at break (Z)	ISO 527, GB/T 1040	0.97±0.05 %
Bending modulus (X-Y)	ISO 178, GB/T 9341	2893.46±53.15 MPa
Bending modulus (Z)	ISO 178, GB/T 9341	2411.22±139.22 MPa
Bending strength (X-Y)	ISO 178, GB/T 9341	74.04±0.66 MPa
Bending strength (Z)	ISO 178, GB/T 9341	29.39±1.18 Mpa
Notched Charpy impact strength (X-Y)	ISO 179, GB/T 1043	4.94±0.31 kJ/m2
Notched Charpy impact strength (Z)	ISO 179, GB/T 1043	4.50±0.11 kJ/m2

Mechnical Properties (After Annealing)

Property	Testing Method	Typical Value
Young's modulus (X-Y)	ISO 527, GB/T 1040	3267.16±66.41 MPa
Young's modulus (Z)	ISO 527, GB/T 1040	2596.43±160.44 MPa
Tensile strength (X-Y)	ISO 527, GB/T 1040	42.86±0.76 MPa
Tensile strength (Z)	ISO 527, GB/T 1040	18.82±0.98 MPa
Elongation at break (X-Y)	ISO 527, GB/T 1040	1.87±0.09 %
Elongation at break (Z)	ISO 527, GB/T 1040	0.81±0.08 %
Bending modulus (X-Y)	ISO 178, GB/T 9341	2960.42±46.91 MPa
Bending modulus (Z)	ISO 178, GB/T 9341	2411.22±139.22 MPa
Bending strength (X-Y)	ISO 178, GB/T 9341	66.75±0.51 MPa
Bending strength (Z)	ISO 178, GB/T 9341	28.95±1.44 MPa
Notched Charpy impact strength (X-Y)	ISO 179, GB/T 1043	4.67±0.20 kJ/m2
Notched Charpy impact strength (Z)	ISO 179, GB/T 1043	4.39±0.18 kJ/m2

*Based on 0.4mm nozzle. Printing conditions may vary with different nozzle diameters.

For higher temperature stability, you can anneal this material for 3 minutes @ 80-90°C.

TENSILE TESTING SPECIMEN

ISO 527, GB/T 1040

FLEXURAL TESTING SPECIMEN

ISO 178,GB/T 9341

IMPACT TESTING SPECIMEN

ISO 179,GB/T 1043

HOW TO MAKE SPECIMENS

Printing temperature	230℃
Bed temperature	50℃
Shell	2
Top & bottom layer	3
Infill	100%
Environmental temperature	Ambient temperature
Cooling fan	ON

DISCLAIMER:

The typical values presented in this data sheet are intended for reference and comparison purposes only. They should not be used for design specifications or quality control purposes. Actual values may vary significantly with printing conditions. End- use performance of printed parts depends not only on materials, but also on part design, environmental conditions, printing conditions, etc. Product specifications are subject to change without notice.

Each user is responsible for determining the safety, lawfulness, technical suitability, and disposal/ recycling practices of Polymaker materials for the intended application. Polymaker makes no warranty of any kind, unless announced separately, to the fitness for any use or application. Polymaker shall not be made liable for any damage, injury or loss induced from the use of Polymaker materials in any application.