Composite Material For High Stiffness Parts

A high stiffness plastic boasting excellent printing accuracy and high humidity resistance.

Overview

Acurra Bluestone is a stiff SLA printing material with excellent thermal resistance ideal for applications that undergo high heat. Print with this material with applications that require high stiffness parts such as wind-tunnel test models, jigs, fixtures and lighting components.

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Material Performance

Impact
Strength

13-17 J/m

Heat Deflection
Temperature

65-66°C @ 66 PSI
65°C @ 264 PSI

 

Flexural
Strength

124-154 MPa

Tensile
Strength

66-68 MPa

Material Highlights

Features

  • Excellent stiffness
  • High temperature and humidity resistance
  • High production speed
  • Precise accuracy

Uses

  • Assembly jigs and fixtures
  • Wind-tunnel testing
  • Electrical and mechanical components

Performance Scale

Material Colours

Powered By SLA

SLA 3D printing technology works by using a UV laser to cure and solidify fine layers of photopolymer in an open vat. As the world’s first 3D printing technology, SLA remains as a great option for printing parts to be painted and coated.

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Technical Specifications

Post-Cured Material Test Method Metric U.S.
Tensile Strength
(MPa/PSI)
ASTM D638 66-68 6900-9800
Tensile Modulus
(MPa/KSI)
 ASTM D638 7600-11700 1100-1700
Elongation at Break (%) ASTM D638 1.4-2.4 1.4-2.4
Flexural Strength
(MPa/PSI)
ASTM D790 124-154 1800-2230
Flexural Modulus
(MPa/KSI)
ASTM D790 8300-9800 1200-1417
Impact Strength
(J/m /Ft-lbs/in)
ASTM D256 13-17 0.24-0.32
Heat Deflection
Temperature
ASTM D 648
@ 66 PSI
@ 264 PSI
65-66 °C
65 °C
149-151 °F
149 °F
Glass Transition (Tg)  DMA, E” 51 °C 124 °F
Coefficient of Thermal
Expansion (CTE)
ASTM E 831-93
T Tg (110-150°C): 81-98
33-44
81-98
18.3-24.2
45-54.4
Hardness, Shore D 92 92
Liquid Material Test Method Value
Viscosity @ 30 °C (86 °F) 1200-1800cps
Penetration Depth (Dp) 4.1 mils
Critical Exposure (Ec) 6.9 mJ/cm2
Colour Blue
Solid Density @ 25 °C (77 °F)  1.78 g/cm3
Liquid Density @ 25 °C (77 °F)  1.70 g/cm3

Applications