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  • Application principle of coating machine

    Use of automatic coating machine Applicable to the shoe material, electronics industry, sponge, EVA, PE, cloth, etc. Tension system 1. Process requirements The coating machine needs to adhere glue or ...

  • Common Vacuum Terminology12

    1.magnetron sputtering:With the help of the orthogonal electromagnetic field formed on the target surface, the secondary electrons are bound to the specific area of the target surface to enhance the i...

  • Common Vacuum Terminology11

    1.coating angle：The angle between the direction of particles incident on the substrate and the normal of the plated surface. 2.vacuum sputtering：In vacuum, inert gas ions bombard atoms (molecules) or ...

  • Common Vacuum Terminology 10

    1.Maintenance pump: In vacuum system, the air volume is very small, and the front pump can not be used effectively. For this purpose, a small auxiliary pump is equipped to maintain the main pump, whic...

  • Common Vacuum Terminology9

    1.electromagnetically operated valve：A valve that is powered by electromagnetic force. 2.baffle valve：The valve plate moves the opening and closing valve along the axis of the seat. 3.flap valve：The d...

  • Common Vacuum Terminology 8

    1.ring gasket：The utility model relates to an annular vacuum seal. Note: There are various vacuum sealing rings with different cross-section shapes, such as "O" seal rings, "V" seal rings, "L" seal ri...

  • Common Vacuum Terminology 7

    1.degassing：Artificial desorption of gases from materials. 2.outgassing：Gas is naturally desorbed from materials. 3.qGU desorption or outgassing or degassing rate：Within a given time interval, the gas...

  • Common Vacuum Terminology6

    1.adsorption：Adsorption of gases or vapors (adsorbates) on solid or liquid (adsorbents) surfaces. 2.physisorption：Adsorption due to physical action.Evaporation Vacuum Coating Machine Factory 3.chemiso...

  • Common Vacuum Terminology5

    1.diffusion of gas：Gas moves in another medium due to concentration gradient. Medium can be another gas (diffusion in this case is called interdiffusion) or a condensable substance. 2.D diffusion coef...

  • Common Vacuum Terminology 4

    1.ψ collision rate：In a given time interval, the average number of collisions of a molecule (or other specified particles) relative to other gas molecules (or other specified particles) divided by tha...

  • Common Vacuum Terminology 3

    ranges of vacuum：The vacuum region is roughly divided as follows:                       Pa        Torr Low vacuum:            105～102         760～1 Medium vacuum:          102～10-1        1～10-3 Hi...

  • Common Vacuum Terminology 2

    1.Pa pascal：International unit of pressure, 1Pa = 1N/m2. 2.Torr torr：Unit of pressure, 1 Torr = 1/760 atm.China PVD Coating Systems suppliers atm standard atmosphere：Unit of pressure, 1atm=101325Pa。 3...