SHENZHEN PREMIUM INDUSTRY CO.,LTD

Quality Control

  • Patent
    Patent
  • High temperature resistant material invention patent
    High temperature resistant material invention patent
  • Patent
    Patent
  • Two-component water-based coating invention patent
    Two-component water-based coating invention patent
  • High-tech product certificate
    High-tech product certificate
  • Safety Production Standardization Certificate
    Safety Production Standardization Certificate
  • ISO14001
    ISO14001
  • ISO9001
    ISO9001

Quality Control Process

  • Strict Quality Control

    All material including raw material, carton, cans and other packing material are from the world or domestic famous suppliers.

  • Strict quality control including 5 process inspections

    A. Incoming inspection: All raw material and packing material will be inspected well, and only qualified ones are accepted.
    B. Initial inspection: Inspect production samples until qualified as our standard before mass production.
    C. In-process inspection: Take semi-finished products inspected on time during production and make records.
    D. warehouse-in inspection: Finished products will be inspected before go in warehouse.
    E. Pre shipment inspection: Final inspection before delivery.

  • We have quality guarantee after sales for three years.
Incoming inspection
Incoming inspection

All raw materials and packing materials will be inspected well, and only qualified ones are accepted.

In-process inspection
In-process inspection

Take semi-finished products inspection on time during production and make records.

Warehouse-in inspection
Warehouse-in inspection

Finished products will be inspected before entering warehouse

Product Testing

Gloss test :
Gloss test :

Using a gloss meter. The higher the glossiness value, the more glossy the paint.

Hardness test :
Hardness test :

Using the Pencils and draw it back and forth over the surface of the paint at the same pressure and speed for several times.Check whether there are scratches or peeling on the surface of the paint.

Adhesion test :
Adhesion test :

Using a cross-cut method. Stick tape to the cut surface and quickly remove it. Check whether there is any paint film removed from the tape.

Dry time test
Dry time test

Spraying paints on our color sheets ,records the time when the color sheets become dry(touch dry) and hard dry .

Flexibility test
Flexibility test

Perform a bending test on any part of the painted iron plate, bend the product at a 90-degree right angle, and then restore it to its original shape.There should be no paint chipping, paint peeling, whitening and brittle cracks on the surface of the product.

Water resistant test
Water resistant test

Put the color sheets which are dry in the water .After some hours ,to check if the paint fade or peel off

Hiding power test
Hiding power test

Use a special color hiding power test board - black and white board, spray the spray paint on the black and white board, observe the covering ability of the spray paint, whether it can cover the background color

Coverage area test
Coverage area test

Prepare a large piece of cardboard box, spray a can of complete spray paint on the cardboard, and calculate the area covered by the whole can of spray paint, which is the coverage area of this can of spray paint

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(+86) 13823106464

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Hello,
Premium Industry Co.,Ltd ,has been specializing in designing ,manufacturing and marketing of aerosol paints , lubricants, car care products ,household care products for many years .Aerosol paint and car care products are our competitive advantage products .