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Materials Science and Engineering, University of Michigan

  MSE / People / Faculty / John Halloran

3D systems SLA 250/40

Location: H.H. Dow 2212

Laser: HeCd (325 nm) 40 mW output Beam diameter: 0.20-0.29 mm Maximum drawing speed: 762 Elevator: Vertical resolution: .0025 mm Position repeatability: 0.0076 mm Maximum build envelope: Maximum 250 x 250 x 250 mm Materials: DSM SOMOS 8110; SL5170

Hot-press

Location: H.H. Dow

Astro HP-4560-20 hot press

Mechanical Testing Machine

Location: H. H. Dow

Instron Model 4505 Test System with complete digital control equipped with a 3-zone, 1000 degrees C furnace.

3D systems PCA

Location: H.H. Dow

UV Curing Oven, equipped with 10 actinic fluorescent bulbs (Philips TL-K 40 W/05) emitting from 320 to 420 nm, with a maximum between 355 and 365 nm.

Sanders Prototype: Model MakerII

Location: Asso. Prof. Scott J. Hollister

Small footprint: 34 in. (88.9 cm) width x 26 in. (66 cm) depth Power requirements: 115v 60Hz AC or 230v 50Hz AC Precision: Z axis build layer: 0.0005 in. (0.013 mm) to 0.005 in. (.13 mm) Dimensional accuracy: 0.0005 in. (.013 mm) over 9 in. (229 mm) in the Z axis and up to 0.001 in. (.025 mm) over 3 in. (76 mm) in X&Y axis Surface finish: 32-63 micro-inches (RMS) Wall thickness: 0.004 in. (1 mm) Size of micro-droplet: 0.003 in. (0.076 mm) Plotter carriage calibration: automatic, before each build cycle Maximum build envelope: X = 12 in. (30.48 cm), Y = 6 in. (15.24 cm), Z = 9 in. (22.86 cm)

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