Product Consultation
Your email address will not be published. Required fields are marked *
Several common vacuum pumps in vacuum coating technology
Diffusion pump
Diffusion pump is one of the widely used and main tools to obtain high vacuum, usually referred to as oil diffusion pump. Diffusion pump is a kind of secondary pump, it needs mechanical pump as the front pump.Plasma Coating Machine Manufacturers
Your email address will not be published. Required fields are marked *