textolite vs composite material

textolite and composite material both are nouns.

Word	Noun	Adjective	Verb	Adverb
textolite	Yes	No	No	No
composite material	Yes	No	No	No

As nouns, composite material is a hypernym of textolite; that is, composite material is a word with a broader meaning than textolite:

textolite: a laminated composite material used for electrotechnical components, inserts and bearings.
composite material: strong lightweight material developed in the laboratory; fibers of more than one kind are bonded together chemically

textolite (noun)	composite material (noun)
a laminated composite material used for electrotechnical components, inserts and bearings.	strong lightweight material developed in the laboratory; fibers of more than one kind are bonded together chemically