Category: Dry Film Thickness (DFT)

Daily Quiz (48)

True or false: According to a JPCL article, three months is a good starting interval between calibrations of a magnetic dry film thickness gage.

True or false: Statistical data from a recent study suggest that greater precision of DFT measurements can be obtained using the scanning method over the traditional SSPC-PA 2 method.

True or false: Knowing the volume solids of a coating and the wet film thickness, you can calculate what the dry film thickness will be.

True or False: Testing standards for measuring dry film thickness of coatings (SSPC, IMO, ISO, and AS) are remarkably similar in their requirements for sampling and the number of measurements that have to be taken.

What dry film thickness range is necessary to achieve the best retention of solar reflectivity, according to a roof coating research study reported in D+D?

True or false: SSPC, ISO and Australian dry film thickness testing standards are remarkably similar to one another.

True or false: On concrete block, dry-film coating thickness can be measured with an ultrasonic thickness gage.

True or false: Dry film thickness measurement standards used around the world are quite similar to one another.

True or false: Eddy current gages are used to measure dry film thickness of coatings on concrete.

True or false: There are no gages for field use that can accurately judge the dry-film thickness of coatings on steel edges.

True or false: An ultrasonic dry film thickness gage can measure dry film coating thickness only on cementitious substrates.

True or false: In measurements of coating thickness, it takes 25.4 mils to make one micron.

An ultrasonic dry film thickness gage can measure dry film coating thickness on what substrate(s)?

True or false: Most fluoropolymer coatings applied to aluminum extrusions have a film thickness of about 1.2 mils, according to a recent D+D In Depth article.

What type of gages are used to measure the dry film thickness of coatings on concrete?

True or false: According to a JPCL article, one year is a good starting interval between calibrations of a magnetic dry film thickness gage.

True or false: An ultrasonic dry film thickness gage can measure coating thickness on concrete, but not on wood substrates.

What type of gages are used to measure the dry film thickness of coatings on concrete?

True or false: There is no good way to verify the dry film thickness of edge-retentive primers on steel edges in the field.

True or false: The various dry film thickness testing standards used around the world are significantly different from one another.

Which of the following instruments is a destructive dry film thickness gage?

True or false: There is an inspection instrument that will measure the dry film thicknesses of each layer of a coating system in certain conditions.

True or false: The dry film thickness of coatings cannot be measured on non-ferrous substrates.

At what dry film thickness is a high voltage rather than a low-voltage holiday detector required?

Which of the following is a destructive testing instrument for measuring the dry film thickness of coatings?

True or false: In versions of SSPC-PA 2 published before the 2012 version, the standard addressed the measurement of dry film thickness of coatings on both ferrous and non-ferrous metals.

True or false: ASTM D7091 covers use of both magnetic and eddy current gauges for measurement of a coating’s dry film thickness.

On concrete block, dry-film coating thickness can be measured with what type of non-destructive instrument?

True Or False: ASTM D 7091 and SSPC-PA 2 deal with measurement of dry film coating thickness on both ferrous and non-ferrous metals.

True or False: When measuring dry film coating thickness in accordance with SSPC-PA 2, the required number of “area measurements” is based on the size of the structure.

How is a Tooke Gage different from a magnetic dry film thickness gage in measuring dry coating thickness?

True or False? SSPC-PA 2 (2012) addresses the use of two types of gages for measuring dry film coating thickness.

What type of gages are used to measure the dry film thickness of coatings on concrete?

What is the first step in measuring dry film thickness?

True or false: An ultrasonic dry film thickness gage can measure coating thickness on concrete, but not on wood substrates.

True or false: The standard for non-destructive measurement of dry coating film thickness on concrete is different from the one used to measure dry coating film thickness on steel.

True or false: Magnetic gages can be used for the non-destructive measurement of dry film thickness of coatings on concrete substrates.

According to ASTM D 6083, what should be the minimum dry film thickness for elastomeric acrylic, cool roof coatings?

True or False: Testing standards for measuring dry film thickness of coatings (SSPC, IMO, ISO, and AS) are remarkably similar in their requirements for sampling and the number of measurements that have to be taken.

According to ASTM D6083, what should be the dry film thickness of an acrylic coating used in roofing?

SSPC is developing a revised version of its standard on measuring dry film thickness. What is the alphanumeric name of this standard?

What information is necessary to compute dry film thickness from a wet film thickness reading?

True or false: From a wet film thickness measurement of an applied coating with a notch gage, it is possible to calculate what the dry film thickness will be.

What type of gages are used to measure the dry film thickness of coatings on concrete?

True or false: Both SSPC and NACE have standards that describe how to measure dry film thickness of coatings on concrete.

When a coating is specified to have an 8-mil dry film thickness, and its volume solids is 59%, what should be the wet film thickness of the coating?

According to ASTM D 6083, what should be the minimum dry film thickness for elastomeric acrylic cool roof coatings?

True or false: SSPC has a standard for measuring dry film thickness on concrete substrates.

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