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    Tobacco packaging

    Laser coating  

    Laser coating  
     

    Gravure printing general type BH-12**/ BH-13**

    "CHENGYING" brand BH series general type gravure laser products have good comprehensive performance, it can coating on BOPET film one-time and have good coating leveling property, high molded gloss, bright holographic color, good aluminizing fastness, excellent transfer performance, high compound fastness, environmentally friendly solvents, no benzene solvents, good adaptability to gravure printing.

    Products Solid content
    %
    Viscosity
    s
    Product feature
    BH-12** 18±1 17±2 Good fastness for aluminizing and plating medium , good moulding adaptability, high L value
    BH-13** 18±1 19±2 Good comprehensive performance, good fastness for aluminizing and plating medium , good moulding adaptability

    Application Process
    1)Environment of the workshop:Temperature between 15- 25℃, relative humidity (RH) between 45-60%;
    2) Drying temperature: Frist section between 70-85℃,middle two section no more than 155℃.
    3)Coating machine speed: 5 ovens, 90-110m/min is recommended, 4 ovens, 80-100m/min is recommended.
    4) Coating dry weight: 1.2-1.35g/㎡ is recommended.
    5)Coating roller: 150-180 mesh ceramic roller, wet coating amount 7.5-8.5g
    6)Diluent and dilution ratio: fast drying solvent ethyl acetate and butanone, medium and slow drying solvent n-propyl acetate, the recommended dilution ratio is 5-10%, fast and slow drying ratio is 3/1, in high wet weather, can be appropriately increase the slow drying ratio;
    7)Molding process: medium pressure molding temperature 160-180℃, machine speed 30-60m/min; The hard pressing molding temperature is 140-160℃, the machine speed is 45-60m/min..
     
    Offset printing generl type BS-01**/BS-05**
    "CHENGYING" brand BS series general type offset printing laser products, with good overall performance, can apply one-time coating on BOPET film, have good coating leveling, high molding gloss, beautiful holographic color, good aluminum fastness, excellent  transfer performance, high composite fastness, environmentally friendly solvents, no benzene solvents, and good adaptability for UV offset printing.

    Products Solid content
    %
    Viscosity
    s
    Product feature
    BS-01** 17±1 22±3 Mature offset printing material, excellent offset printing performance, suitable for plating medium, good adaptability for molding
    BS-05** 17±1 19±2 Mature offset printing material, suitable for plating medium, partial transfer, positioning and molding

    Application Process
    1)Environment of the workshop:Temperature between 15- 25℃, relative humidity (RH) between 45-60%;
    2) Drying temperature: Frist section between 70-85℃,middle two section no more than 145℃.
    3)Coating machine speed: 5 ovens, 90-110m/min is recommended, 4 ovens, 80-100m/min is recommended.
    4) Coating dry weight: 1.2-1.35g/㎡ is recommended.
    5)Coating roller: 140-160 mesh ceramic roller, wet coating amount 7.5-8.5g
    6)Diluent and dilution ratio: fast drying solvent ethyl acetate and butanone, medium and slow drying solvent n-propyl acetate, the recommended dilution ratio is 5-10%, fast and slow drying ratio is 3/1, in high wet weather, can be appropriately increase the slow drying ratio;
    7)Molding process: medium pressure molding temperature 160-180℃, machine speed 30-60m/min; The hard pressing molding temperature is 150-165℃, the machine speed is 45-60m/min..
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