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Daily Quiz (38)

What is a typical particle speed for abrasive in an air abrasive blast system that utilizes a venturi nozzle?

True or false: A hypodermic pressure gage is used to check abrasive flow rates in a blast hose.

True or false: In an air abrasive blasting system, the blast hose ID should be at least 3-4 times the size of the nozzle orifice to achieve productive blasting results.

What is the ideal pressure at the nozzle of an air abrasive blast system to achieve maximum productivity in the cleaning of steel?

In general, when is it better to use impact rather than rotary power tools?

Rotating flaps with hard metallic tips are components of what piece of surface preparation equipment?

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

What special mixing equipment is required for zinc-rich paint?

What kind of instruments test for coating continuity?

A drawdown bar and a dolly have what in common?

A bush hammer is normally used for what purpose?

Plastic shims are used to calibrate what quality control instruments?

A Schmidt hammer would normally be used to test for what property?

True or false: The most widely used common name for a wet film thickness gauge is “squirrel gauge.”

What type of product is Emmaqua?

What type of instrument is used to check the continuity of protective coatings on steel?

How is a water ring used?

What technology is employed in instruments measuring the moisture content of concrete?

True or false: A Tooke gage is an ultrasonic instrument used to measure the dry film thickness of coatings.

True or false: A needle gage is used to measure water pressure in a UHP water jetting system.

A PATTI instrument would be used to test what coating attribute?

Which of the following is a synonym for a draw down bar?

Certain machine guns, like the old Thompson sub-machine gun, are called chopper guns. What is a chopper gun in coatings work?

Which of the following instruments would most likely be used to assess the condition of a building?

True or false: A nozzle orifice gage is used to measure the opening in a airless spray tip.

Stormer and Brookfield are examples of what types of instruments?

What is the name of the tool that has flexible flaps attached to a rotating hub with tungsten carbide cutters at the ends of the flaps?

Rotating flaps with hard metallic tips are components of what piece of surface preparation equipment?

A stationary centrifugal wheel blast machine is normally used to clean what kind of substrate?

True or false: A pot tender is a generic name for an agitator in a spray pot used to apply zinc-rich coatings.

In what kind of system is a nozzle orifice gage used?

True or false: A needle gun is used to apply metal roofing materials.

What piece of equipment for coating work has flexible flaps with tungsten carbide shot embedded into them?

True or false: Centrifugal wheel blast machines are used both in shops and in the field.

True or false: For non-conductive coatings up to 20 mils thick applied to conductive substrates, a high-voltage holiday detector is normally used to detect pinholes and other discontinuities.

An air-wash separator would be found in what type of equipment?

A needle scaler is what type of power tool?

A wet sponge holiday detector uses what level of voltage?


Industrial Vacuum Equipment Corp.
Hurricane Vacuums
& Dust Collectors

Vacuum and dust collector hose, filters and related accessories.

N.T. Ruddock Co.

Our Abrasives Hold Up Under Pressure

N. T. Ruddock focuses on abrasive selection, equipment evaluation, equipment maintenance & reduction of abrasive consumption. Other services include Screen Analysis & Background Radiation Testing.

SABRE Autonomous Solutions
Safety, Productivity, Quality. Robotic Blasting

Learn how this simple to use, field deployed, automatic robot is eliminating hazards in major confined, cluttered and complex surface preparation projects.

Specialty Products, Inc. (SPI)
Polyurea & Polyurethane Spray Foam Training

SPI is committed to industry leading technical training for polyurea & polyurethane spray foam professionals. Attendees receive hands-on, in-depth training for using and troubleshooting plural-component equipment, spray guns, machine hoses & parts.

HoldTight Solutions Inc.

Our HoldTight®102 salt remover & flash rust
preventer prevents flash
rust by removing surface contaminants. Contact us
for your nearest distributor.
(800) 319.8802

Novatek Corporation
Novatek Corporation, Dustless Coatings Removal

Strip, clean and profile all dust free! Comply with new lead standards. Contact today: (866) 563-7800

Corrosion Probe, Inc.
From Detection to Correction

Corrosion Probe, Inc. has the Most Concrete Coatings Experience and Expertise. Contact us today at

PreTox Products - NexTec, Inc.
GOT LEAD? Specify Pretox System products

The ONLY Lead Stabilizer Compatible with All Paint Removal Methods. Works with all Blast Media: Grits | Recyclable Abrasives | CO2 | Water | Power Tools | Etc. Call Dave Steffen at 800.338.8296.

Monti Tools, Inc.

Surface cleanliness of SSPC-10 | Anchor profile
up to 4.7 mils | Removes corrosion & coatings |
ATEX approved for zone 1
| | 832-623-7970

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