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Ch16 Painting/Refini
| Question | Answer |
|---|---|
| Tack Cloth- | a rag with coating that holds dust and debris |
| Paint settling | when paint sits idle and pigments, metallic flakes or mica particles settle to the bottom |
| Body ID number | give information about how the vehicle is equipped |
| Application Stroke | a side to side movement of the spray gun to distribute the mist properly on the vehicle |
| Spray gun distance | is measured from the gun tip to the surface being painted |
| Short Spray Distance | causes high velocity mist to ripple the wet film |
| Long Spray Distance | causes a greater percentage of the thinner to evaporate, resulting in orange peel or dry spray |
| Spray Gun Angle | refers to whether the gun is tilted up or down or sideways |
| Spray Gun Triggering | involves stopping the paint spray before you stop moving the gun sideways |
| Spray Gun Speed | refers to how fast the gun is moved sideways while spraying |
| Banding Coat | is done to deposit enough paint on edges or corners of the surface |
| Overlap Strokes | involve making each spray gun coat cover about half of the previous coat of paint. |
| Paint Thickness | is measured in mils or thousandths of an inch |
| Mil Gauge | can be used to measure the thickness of the paint on the vehicle |
| Gun Heeling | occurs when the gun is allowed to tilt |
| Gun Arching | occurs when the gun is NOT moved parallel to the surface |
| Incorrect Gun Stroke Speed | means when you are moving the gun too slowly or too quickly |
| Improper Spray Overlap | means you are NOT covering half of the previous pass with the next pass |
| Improper Coverage | means the paint film thickness is NOT uniform or it is too thin |
| Full Wet Coat | is done by moving the spray gun slightly slower than normal |
| Dust Coat | a very light, thin coat |
| Tack Coat | another name for a dust coat |
| Shading Coat | progressive applications of paint on the boundary of spot repair areas so that a color difference is not noticeable |
| Paint Blending | involves tapering or fanning the new paint gradually in to the old paint to provide a smooth transition between the two finishes |
| Spot Repair | involves painting an area smaller than the panel |
| Panel Repairs | involve painting/refinishing a complete body part |
| Overall Refinishing | involves painting/refinishing the whole vehicle |
| Paint Overlap | refers to the area where one vertical painted area overlaps the new area being painted |
| Wet Edge | means that the area just sprayed will still be wet when starting on a new adjoining area |
| Let-down Panel/ Spray out | helps you find the correct number of coats needed to achieve a color match |
| Spray Gun Washer | A machine that automatically cleans your spray guns |
| Spray Gun Lubrication | involves placing a small amount of oil on packing and high friction points |
| VOC Tracking Systems | help monitor and record materials used to abide by environmental regulations |