Fibers

... Carbon Fiber FR is a flame-retardant variant of Markforged’s unique, ultra-high-strength Continuous Carbon Fiber — when used to reinforce a Composite Base material like Onyx FR, it can yield parts as strong as 6061-T6 ...

... The heat resistant glass fibre cloth helps in masking the workpiece during heat treatment. It protects the welder and prevents weld slag from coming into contact with the heating elements. During induction heating it is also used to cover the workpiece ...