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Windform® SP is a carbon fiber reinforced composite polyamide material characterized by a dark black color. Windform® SP has excellent mechanical properties similar to Windform® XT 2.0, with the addition of increased resistance to shock, vibrations, and deformation. The material also shows increases in impact strength and elongation at break, as well as excellent thermal properties and resistance to high temperatures. Windform® SP is a material with optimal mechanical properties per density units. Windform® SP has waterproof properties, and is resistant to absorption of liquids and moisture.

Polymer Name: Polyamide (unspecified)

Processing Methods: 3D Printing, Selective Laser Sintering

Fillers Included: Carbon Fiber

Flexural Modulus: 4647.4 - 4647.4 MPa

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Fillers Included
Plastics & Elastomers Functions
Technologies

Features & Benefits

Applications & Uses

Plastics & Elastomers Processing Methods
Recommended Applications

Windform® SP is a suitable material to create accurate and reliable prototypes, and is perfect for functional applications in Motorsports, Automotive (under the hood components such as intake manifolds) and Aerospace (components for UAV and UAS). It allows for fully functional applications, as well as dyno testing, and on track testing. It is recommended for all applications requiring resistance to impact, vibration, deformation, and high temperatures. These applications indicated are just an example. The versatility of the product combined with the technology used allows for endless possibilities.

Properties

Color
Mechanical Properties
ValueUnitsTest Method / Conditions
Elongation at break11.38%UNI EN ISO 527-1
Flexural Modulus4647.4MPaUNI EN ISO 14125
Flexural Modulus per density unit4201.99MPa/(g/cc)-
Flexural Strength120.08MPaUNI EN ISO 14125
Flexural Strength per density unit108.57MPa/(g/cc)-
Impact Strength Notched (Charpy 23°C)5.82KJ/m2UNI EN ISO 179-1
Impact Strength Unnotched (Charpy 23°C)28.68KJ/m2UNI EN ISO 179-1
Tensile Modulus6219.6MPaUNI EN ISO 527-1
Tensile Modulus per density unit5623.51MPa/(g/cc)-
Tensile Strength76.1MPaUNI EN ISO 527-1
UTS per density unit68.81MPa/(g/cc)-
Typical Properties
ValueUnitsTest Method / Conditions
Density at 20° C1.106g/cc-
Surface Finish After CNC machining1.15Ra µm-
Surface Finish After Finishing1.45Ra µm-
Surface Finish After SLS Process6.2Ra µm-
Thermal Properties
ValueUnitsTest Method / Conditions
HDT at 1.82 Mpa186.5°CASTM D 648 TYPE B
Melting point193.3°CISO 11357
Vicat 10N189.9°CASTM D1525-09
Electrical Properties
ValueUnitsTest Method / Conditions
Surface Resistivitymax. 10^8ohmASTM D257
Volume Resistivitymax. 10^8ohm*cmASTM D257

Packaging & Availability

Availability

CRP Technology produces items in Windform® SP and distributes the material in Europe and ROW. CRP USA produces items in Windform® SP and distributes the material in the US and North America. Both CRP Technology and CRP USA offer individually customized services for timing and method of delivery depending on the needs of the customer, anywhere in the world.