Plastics for Additive ManufacturingE506754
Guide Information
Markforged, Inc.
85 School St., Watertown MA 02472
Onyx FR
Polyamide 6 (PA6), furnished as filaments
Flammability Properties
PropertyMethodColorMin. Thk(mm)Class
FlammabilityANSI/UL 94, IEC 60695-11-10, -20BK3.0V-0
Thermal Properties
PropertyMethodMin. Thk(mm)Value
Relative Thermal Index - Electrical StrengthANSI/UL 746B3.065°C
Relative Thermal Index - Mechanical ImpactANSI/UL 746B3.065°C
Relative Thermal Index - Mechanical StrengthANSI/UL 746B3.065°C
Process Category: Material ExtrusionPrinting Process Designation Number:
Processing ParameterValue
Build PlaneHorizontal & Vertical
Layer Thickness0.1 mm
Post Processing MethodWashed in Warm Water
For use with Printer:Markforged X3, Markforged X5, Markforged X7
Limited properties and ratings assigned to samples produced by the Additive Manufacturing technique representing a specific set of printing parameters and build strategy. Other print parameters and build strategies may result in significantly different results.
+ PLC = Performance Level Category
IEC/ISO small-scale test data does not pertain to building materials, furnishings and related contents. IEC/ISO small-scale test data is intended solely for determining the flammability of plastic materials used in the components and parts of end-product devices and appliances, where the acceptability of the combination is determined by UL.
Report Date:2019-08-08© 2019 UL LLC
Last Revised:2019-08-08