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Building Materials > Fasteners, Adhesives and Sealants > Flashcards

Fasteners, Adhesives and Sealants Flashcards

0
Q

Which is nail is commonly used for formwork and bracing?

A

Duplex

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1
Q

Which finish is best suited for a fastener intended for constant exterior use?

A

Electro-Galvanized

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2
Q

Which nail meant for exterior use has an oval head?

A

Oval Headed Siding Nail

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3
Q

Which nail is the best choice to apply underlay flooring materials?

A

Ring shank

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4
Q

What 3 characteristics are designated for screws?

A
  1. Gauge
  2. Length
  3. Type of head
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5
Q

What is the common shape of a drywall screw head?

A

Bugle

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6
Q

What is one major difference between wood and sheet metal screws?

A

Wood - smooth shank;

Sheet metal - sharper point

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7
Q

Which fastener has screw threads at one end and machine threads at the other end?

A

Hanger bolt

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8
Q

What is the distinguishing feature of a carriage bolt?

A

Round domed head and short square shank.

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9
Q

What is the one thing that is critical to the proper performance of most anchors?

A

The proper sized hole

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10
Q

Which type of anchor wedges tighter as it is withdrawn?

A

Wedge/sleeve (quick bolt) anchor

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11
Q

Which adhesive is assembled after it is dry to the touch?

A

Contact cement

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12
Q

What is a characteristic of acoustical sealant?

A

Remains flexible and does not dry or harden

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13
Q

What is the principal ingredient of contact cement?

A

Latex or rubber

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14
Q

Which finish has a natural, uncoated steel?

A

Bright

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15
Q

Which finish has a heat-treated to form a thin bluish oxide surface film?

A

Blued

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16
Q

Which finish has been electrically plated with a think later of rust-inhibiting zinc?

A

Electro-galvanized

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17
Q

Which finish has a hot dipped process that leaves a heavy layer of zinc. Provides excellent corrosion resistance.

A

Hot galvanized

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18
Q

Which finish is a heat treatment that hardens steel?

A

Tempered

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19
Q

Which finish has been chemically treated on its surface. Increasing corrosion resistance and holding power.

A

Phosphate coated.

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20
Q

Which finish is steel, nickel and chrome alloy; used in severe or corrosive conditions.

A

Stainless steel

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21
Q

Nails hold better in hardwoods. T or F

A

T

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22
Q

A technique used to reduce splitting is to ____ the nail end, which crushes rather than splits the fibres.

A

Blunt

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23
Q

A _____ ______ has a thick shank with a flat head and is widely used for interior and exterior carpentry.
Standard finishes: bright and hot galvanized.

A

Common

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24
Q

_____ ______ are made from spiral wire, are used to increase holding power. These are more resistant loosening from shock loads and vibration.
Standard finishes: bright, phosphate-coated and hot galvanized.

A

Spiral

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25
Q

____ nails are used for general construction and framing. Thinner than common nails. Thinner shaft reduces splitting in softwoods.
Standard finishes: bright, electro galvanized, hot galvanized, phosphate coated.

A

Box

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26
Q

A _____ has a thin shank, small round head and a flat top is easy to conceal when used for mouldings and trim.
Standard fin: bright and galvanized

A

Finish

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27
Q

A ______ nail has a larger shank than a finishing nail. The head is tapered, providing good holding strength while allowing for easy concealment when used for exterior trim.
Standard finish: hot galvanized

A

Casing

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28
Q

___ _____ nails are short and have thick, slightly barbed or fluted shafts to give superior holder power in structural lumber. Standard finishes: bright, electro galvanized and hot galvanized

A

Joist hanger

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29
Q

____ ____ have a thin, annular ringed shank with a small head. They come in a variety of lengths and color to match pre-finished panel products being installed. They come painted.

A

Panel

30
Q

_____ is used mostly with solid wood or composite material siding. It has a large shank and an oval head, which allows it to be driven tight without marring the surface.
Standard finishes: hot galvanized

A

Siding

31
Q

______ roofing nails have a short thick shank and a large head, which prevents them from pulling through the relatively soft roofing materials. They are also used when installing vinyl siding.
Standard finish: electro galvanized

A

Roofing

32
Q

_____ nails commonly have a straight fluted or spiral shank. They are usually hardened to drive easily in hard wood flooring materials with minimal bending.
Standard finish: tempered

A

Flooring

33
Q

The _______ nail has a medium shank, a large thin flat head and annular rings , which greatly increases holding power and reduces nail popping.

Standard: electro-galvanized

A

Drywall

34
Q

____ are available in various sizes and are commonly used to nail PARTICLEBOARD, plywood and other underlay material over existing plywood floors. The a ringed shaft that provides excellent holding power.

Finished: bright

A

Ring shank

35
Q

____ are hardened for use in fastening lumber to concrete or masonry work. They have large shanks are are usually grooved or twisted.

Standard finish: tempered

A

Concrete (masonry)

36
Q

The ____ the gauge size number for nails, the thicker the screw shank.

A

Higher

37
Q

Adhesives are categorized in three basic types. What are they?

A

Natural
Synthetic (non-reactive)
Synthetic (reactive)

38
Q

_____ glue is made from the hides or bones of animals. Commonly used for veneer king, assembly gluing and other operations.

A

Hide

39
Q

_____ glue us made from a protein in milk. Well suited to gluing oily woods such a steak, yew and pitch pine.

A

Casein

40
Q

______ is a white or yellow, ready mixed glue used by most woodworkers to edge and face glue most woods.

A

Polyvinyl acetate (PVA)

41
Q

_____ _____ is available as rubber or latex-based products. Ideal for bonding plastic laminates.

A

Contact cement

42
Q

___ ___ Glue us powder glue that must be mixed with water. Usually dark in color, but does not stain wood. Great for exterior projects or where moister is a problem.

A

Plastic resin

43
Q

_____ glues are two-part mixes ofresin and powdered catalyst. Usually dark reddish. They are waterproof and are excellent for marine and outside furniture.

A

Resorcinol

44
Q

____ glues are two-part liquid (resin and hardener). Excellent for bonding dissimilar materials or hardware.

A

Epoxy

45
Q

Mastics are heavy consistency compounds that remain adhesive and pliable with age. T or F

A

T

46
Q

Roofing cements are cold and hot application, asphalt based materials are repair of residential and built up roofing. T or F

A

T

47
Q

Caulking a are often referred to as being _____

A

Elastomeric (Ability to return to original shape)

48
Q

Tub and tile caulking had additives that inhibit the growth of _____ and _____.

A

Moulds and mildews

49
Q

Exterior caulking has additives that slows the destructive effects of the suns ultraviolet rays. T or F

A

T

50
Q

Silicon is a long lasting culling that remains flexible after curing. It _____ be painted, but special ones which can be _____ are available.

A

Cannot

Painted

51
Q

Silicon has excellent resistance to heat, moisture and chemicals.
T or F

A

T

52
Q

Acrylic caulking cannot be painted. T or F

A

F. It can be painted

53
Q

Latex caulk is easy to work with and to clean up. T or F

A

T

54
Q

Latex caulk does not clean up with water when wet, but is not very resistant to water once it has cured. T or F

A

F. It cleans well with water but very resistant to water after it’s cured

55
Q

_____ _____ Is a rubber based material that performs well in dealing between dissimilar materials.

A

Butyl caulking

56
Q

_____ _____ is recommended caulking for preserved wood foundations. Remains flexible after curing and is sticky.

A

Butyl

57
Q

____ _____ is used to fill gals that are too large for conventional caulking materials.

A

Polyurethane foam

58
Q

Insert a backing rod if the joint is wider than ____

A

1/4 “ (6 mm)

59
Q

Which hollow wall anchor cannot be reattached to after it is disassembled.?

A

Toggle bolt

60
Q

What are the 3 basic categories of adhesives?

A

Natural
Synthetic reactive
Synthetic non-reactive

61
Q

What is polyvinyl acetate glue (PVC) commonly known as?

A

White or yellow carpenters glue

62
Q

Which glue requires both surface to be coated and allowed to dry before adhering?

A

Contact cement

63
Q

Which glue require application in a special pattern so that air is not trapped behind the material?

A

Panel glue

64
Q

Panel adhesives are available in tube and bulk for wood or plastic (tub surround) panels. T or F

A

T

65
Q

What is a powder and water mix adhesive that is an excellent choice for gluing outdoor furniture.

A

Plastic (urea) resin

66
Q

What designation will be on the label of caulking that has additives to prevent moulds and mildew from forming?

A

Tub and tile

67
Q

What is the base material for butyl caulking?

A

Rubber

68
Q

Installing caulking properly involves a ______ motion with the caulking gun.

A

Pushing

69
Q

Which type of bolt is used with an expansion shield?

A

Lag

70
Q

Describe a common nail?

A

Thick shank,flat head, bright or galvanized finish

71
Q

Describe a drywall nail?

A

Large think flat head and annual ring shank

72
Q

Contact cement is rubber or latex based. T or f

A

T

73
Q

Which bolt has very coarse steep threads?

A

Lag

Building Materials (4 decks)

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