Castform PS


Castform PS

Styrene-based, expendable pattern casting material, compatible with most standard foundry processes.
For prototype metal castings and low to medium production runs without tooling. Applications include:

  • Prototype metal castings
  • Low to medium production runs without tooling
  • Plaster castings
  • Titanium castings

Mechanical Properties Test Method Metric
Tensile Strength, Ultimate ASTM D638 2.84 MPa
Tensile Modulus ASTM D638 5.3 MPa
Impact Strength (notched Izod) ASTM 256 <11 J/m
Impact Strength (unnotched Izod) ASTM 256 14 J/m
Thermal Properties Test Method Metric
Glass Transition (Tg) - Polystyrene ASTM D3418 89°C
Melting Point (Mp) - Wax >63°C
Flash Point (Cleveland Open Cup) Polystyrene Wax 350°C
>200°C
Autoignition Point Polystyrene 410°C

Data was generated from the testing of parts produced by an SLS system from CastForm PS material under typical processing conditions. Secondary wax infiltration performed with Red Dip Wax #2-D504.
Warranty/Disclaimer: The performance characteristics of these products may vary according to product application, operating conditions, material combined with, or with end use. 3D Systems makes no warranties of any type, express or implied, including, but not limited to, the warranties of merchantability or fitness for a particular use.
© 2007 by 3D Systems, Inc. All rights reserved. Specifications subject to change without notice. CastForm is a trademark, and the 3D logo and SLS are registered trademarks of 3D Systems.