Is the meltblown machine a non-standard part

Yes.

According to the query Baidu love sourcing shows that the meltblown machine is the main production equipment for the production of masks and protective clothing, by the frame, base, hopper, feeding device, head, heating system, control system and other components. Meltblown fabric is a nonwoven fabric formed by nonwoven material by hot press spraying silk, meltblown fabric is non-standard parts.