This chapter uses a table to clearly list the general testing items encountered in paint coating, and what the corresponding testing instruments are, and it is clearly presented through classification, which is relatively comprehensive.
| Paint liquid performance testing | Sampling of paint | |
| transparency | Visual inspection | |
| Instrument method | ||
| color | Iron colorimetric method | |
| Lovibond colorimetry | ||
| Gardner colorimetry | ||
| Platinum-Cobalt Colorimetry | ||
| iodine solution colorimetric method | ||
| density | ||
| material quantity | ||
| Fineness | ||
| outFlow Cup viscosity | Tu-1 cup method | |
| Tu-4 cup method | ||
| ISO cup method | ||
| Falling Ball Viscosity | Vertical Falling Ball Method | |
| Eccentric falling ball method | ||
| Bubble Viscosity | Gardner tube method | |
| ASTM pipe method | ||
| Will not distribute content | gravimetric method | |
| volumetric method | ||
| Paint construction performance testing | Film preparation | |
| drying time | Surface dry assay | |
| hands-on assay | ||
| Instrumental method | ||
| Hiding power | mass per unit area method | |
| reflectance contrast method | ||
| Minimum Wet Film Thickness Method | ||
| usage assay | brush method | |
| spraying method | ||
| Construction | ||
| Grinding | ||
| Leveling | ||
| Sagginess | ||
| Flash point | ||
| storage stability | ||
| wet film thickness | wheel gauge | |
| Comb gauge | ||
| Fender wet film meter | ||
| Dry film thickness | magnetic method | |
| mechanical measurement | ||
| Microscopy | ||
| Determination of spread rate | ||
| Porosity | wet sponge test | |
| columnar brush test | ||
| Coating optical performance testing | Appearance of paint film | |
| specular gloss | ||
| color | Visual inspection | |
| Instrument method | ||
| BaiDu | ||
| Coating film mechanical performance testing | Pendulum hardness | double pendulum |
| manual method | ||
| Scratch hardness | ||
| Indentation hardness | ||
| Impact resistance | ||
| flexibility | mandrel test method | |
| Detection method of cylindrical shaft bending Tester | ||
| Testing method of conical shaft bending Tester | ||
| circle method adhesion | ||
| Cross-hatch adhesion | ||
| pull-off adhesion | ||
| wear resistance | Shakeout | |
| Rubber wheel method | ||
| Coating resistance test | water resistance | Normal temperature water immersion test method |
| boiling water test | ||
| Accelerated Water Resistance Test | ||
| Water mist test method | ||
| Salt water resistance | Normal temperature salt water resistance method | |
| Heating salt water resistance method | ||
| Acid and alkali resistance | soaking method | |
| Absorbent medium method | ||
| drip method | ||
| Solvent resistance | ||
| heat resistance | ||
| Moisture resistance | Constant temperature and humidity method | |
| Continuous Condensation | ||
| Salt Spray Resistance | ||
| Mold resistance | Petri dish method | |
| local method | ||
| Artificial accelerated aging test | ||
| natural exposure test |
