Carbon, Inc.

RPU 70

High-strength, functional toughness, and moderate heat-resistance

High-Strength, Functional Toughness, and Moderate Heat-Resistance

RPU 70 is stiff and strong, with ultimate tensile strength of 35 MPa. It is used across a wide range of industries, including consumer products, automotive, and industrial. RPU 70 has a UL 94 HB flame resistance classification. RPU 70 is comparable to ABS.

40 MPa

6 ksi

Ultimate Tensile Strength

1700 MPa

245 ksi

Tensile Modulus

100 %

Elongation At Break

15 J/m

0.3 ft-lb/in

Impact Strength (Notched)

60 °C

140 °F

Heat Deflection Temperature

RPU stress-strain curve

Flame Rated

RPU 70 has a UL 94 HB flame rating.


RPU 70 has passed requirements for biocompatibility according to ISO 10993-5 and -10.

Chemical Compatibility

RPU 70 exhibits low mass gain in the presence of many household chemicals and industrial fluids.

Example Applications

These applications combine a need for strength, toughness, and moderate heat resistance, in addition to isotropy, great surface finish, and accuracy.

3D Printed Parts in Production

Vitamix Nozzle

A fluidics nozzle for washing commercial Vitamix blenders, made with RPU 70.

Vitamix produces 10x more durable parts at-scale with Carbon

Wilson Tools QuickTap Oil Reservoirs

An oil reservoir for Wilson Tools tapping tools, made with RPU 70.

Wilson Tool International Taps Carbon to Meet Demand for QuickTap Tapping Tools

NXT Outdoors Housing

A housing for the NXT Outdoors DrawLite sight kit, made with RPU 70.

NXT Outdoors Redefines the Product Design Cycle with Carbon

FinMan Fishing Tool

A grip for fishing rods with added functionality, made with RPU 70.

Bringing Unmoldable Designs & Unique Textures to Scalable Production

black part