plastic blow molding machine vs blow molding machine

plastic blow molding machine and blow molding machine both are nouns.

Word	Noun	Adjective	Verb	Adverb
plastic blow molding machine	Yes	No	No	No
blow molding machine	Yes	No	No	No

As nouns, plastic blow molding machine and blow molding machine are synonyms defined as:

plastic blow molding machine and blow molding machine: a machine that forms hollow plastic parts.

Other synonyms of plastic blow molding machine include blow moulding machine, plastic blow moulding machine.

plastic blow molding machine (noun)	blow molding machine (noun)
a machine that forms hollow plastic parts.	a machine that forms hollow plastic parts.