Effects of Supplementary Cementing Materials Flashcards

1
Q

Water Requirements

A

fly ash d, slag d, silica fume u, metakaolin n

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2
Q

workability

A

fly ash u, slag u, silica fume d, metakaolin u

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3
Q

bleeding/segregation

A

fly ash d, slag v, silica fume d, metakaolin n

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4
Q

air content

A

fly ash d, slag v, silica fume d, metakaolin n

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5
Q

heath of hydration

A

fly ash d, slag d, silica fume v, metakaolin d

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6
Q

setting time

A

fly ash u, slag u, silica fume, n, metakaolin, n

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7
Q

finishability

A

all up except silica fume v

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8
Q

pumpability

A

all up

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9
Q

plastic shrinkage cracking

A

fly ash n, slag n, silica fume u, metakaolin n

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10
Q

strength gain

A

all vary except silica fume u

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11
Q

abrasion resistance

A

all none

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12
Q

freeze-thaw

A

all none

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13
Q

shrinkage and creep

A

all none

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14
Q

permeability

A

all down

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15
Q

alkali-silica reactivity

A

all down

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16
Q

sulphate resistance

A

all up

17
Q

carbonation

A

all none