TROPHY OTZ 9B Opacity Chart 1/2 Twill Medium 1/3 Black Lower 1/3 White
OTZ 9B Opacity Chart 1/2 area is black and white twill, the middle 1/3 black, the lower part 1/3 white, surface sealed, OTZ 9B black and white test cardboard size 194x289mm.
OTZIntroduction
Twoz OTZ 9B Hiding Power Test Paper is a kind of hiding power test paper with a special surface shape.The upper 1/2 area is black and white twill, the middle 1/3 is black, the lower part is 1/3 white, and the surface is covered with varnish. The striped area can be more obvious for the contrast of hiding power, which is convenient for experimental testing.
Parameters
| Model | color | Dimensions (mm) | type | Quantity per box (sheets) | brand |
| 9A | The upper 1/2 is black and white twill, the middle 1/3 is black, and the lower 1/3 is white | 140x254 (5-1/2x10 inches) | Concealed varnish | 250 | LEADER |
| 9B | 194x289 (7-5/8x11-3/8 inches) | 250 |
Advantages of twill covering force cardboard
Large aperture photometry and visual color comparison are possible on large unpatterned areas, while streaked areas are particularly effective for opacity contrast and display
The type of hiding power paper
Blocking force jam: Measure the hiding force with an instrument
Permeable cardboard: Used to evaluate the consistency of color and gloss of a voided surface
Visual assessment of hiding power:
- Comparison/coating rate jam
- Black and white grid/coating rate cardboard
Brush cardboard is used for informal brushing
Dedicated test jams for sag and leveling tests.
Actual picture of the product


9A 9B
OTZ 9B Opacity ChartSpecifications
| LIST | VALUE |
|---|---|
| Specifications and Dimensions | 194*289mm |
| Color Style | Upper 1/2 black and white twill, medium 1/3 black, lower 1/3 white |
| type | Including sealed |
| Encasement Specifications | 250 sheets |
OTZ 9B Opacity Chart Packing list
Opacity Chart x250, Encasement Box x1
[Note] Because the manufacturer's packaging may be updated or upgraded, the detailed packaging list shall be subject to the latest standard configuration of the manufacturer.
FAQ
- What is hiding power and how to measure it?
- What is Coating Ratio?
- What is the covering power and how is it measured?
- Film defect analysis and solution summary
- How is Coating covering power measured?
- Standards for coating test methods
- Determination of covering power according to standard method "CCT10086-39 Test Method 13"
- Pigment covering power measured by paint consumption
- Coating covering power measurement for painting mass evaluation
- Container coating covering power determination
- ActiveHG/T 5776-2020
- ActiveGB/T 13217.1-2020
- ActiveGB/T 9756-2018
- ActiveASTM D5150-2017
- ActiveASTM D6441-05-2024
- AbolishGB/T 13217.1-2009
- AbolishGB/T 13217.5-2008
- AbolishGB/T 13217.6-2008
- AbolishGB/T 13217.5-2008
- ActiveASTM D5150-92-2017
- ActiveASTM D6762-2018
- ActiveHG/T 2244-1991
- ActiveHG/T 3851-2006
- ActiveGB/T 13452.3-1992
- ActiveGB/T 5211.17-1988
- ActiveGB/T 1726-1979





