GMASS Tungsten

GMASS Tungsten is an ultra-dense material designed for protection against radiation. Compared to traditional methods of shielding, it offers equivalent shielding with a 10x cost reduction. With the density of Tungsten you can print parts you would otherwise have to sinter.

Collections: Filament

Category: performance

Surface Treatment Requirement: This material can permanently bond with glass resulting in damage not covered under warranty. Always use a surface treatment such as blue painter's tape whenever using this material.

Recommended uses:

  • Radioactive Sample Shielding
  • Vibration Dampening
  • Laboratory Equipment
  • Weights and Ballast
  • Sporting Goods


  • 1.75 mm diameter
  • 750 g spool
  • Does not contain lead
  • Hardness: 81D
  • Density: 4 g/cm3
  • Heated Bed Required

Note: A heated bed is required.

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