Surface Preparation

Question 1

What direction should you work if staining a vertical surface?

Answer 1

Bottom to top

Question 2

What follows a visual inspection on your product before finishing?

Answer 2

Touch inspection

Question 3

Equipment to aid visual inspection

Answer 3

Trouble light

Question 4

Abrasive type most common for raw wood

Answer 4

Garnet

Question 5

Abrasive type most common for coated surfaces?

Answer 5

Silicone carbide

Question 6

How to remove a compression mark from bare wood

Answer 6

Steam w/ an iron

Question 7

Reasons to use wood bleach

Answer 7

Remove defects in your stain or to lighten the wood itself

Question 8

Which bleaches are most effective at removing dye and ink stains?

Answer 8

Calcium hypochlorite or sodium hypochlorite

Question 9

What PPE should be used when bleaching?

Answer 9

Gloves, goggles, protective clothing

Question 10

Two components that form most stains

Answer 10

Vehicle/solvent

Colourant

Question 11

The three main types of stain

Answer 11

Water
Oil
Alcohol

Question 12

Advantages of water stains?

Answer 12

Economical, bright colours, non-fading, non-bleeding, deep penetration even tone

Question 13

Disadvantages of water stain?

Answer 13

Raise grain difficult to apply on large surfaces, unstable on the shelf

Question 14

What gives penetrating oil stains colour?

Answer 14

Aniline dyes

Question 15

In what way are NGR stains different?

Answer 15

Have to be sprayed

Question 16

How can you improve the surface sheen on a porous wood?

Answer 16

Paste filler

Question 17

T/F You should apply paste filler with the grain

Answer 17

False, work it into the pores across the grain