Item

General gunning repair

Thermal gunning repair

Wet gunning repair

Wet gel gunning repair

Brand

HXP-W1

HXRP-1

HXP-W2

HXP-W3

Chemical composition

Al2O3

≥40

≥45

≥55

≥70

SiO2

≤45

≤45

≤35

≤5

Fe2O3

%

≤2

≤1

≤1

≤1

SiC

≥15

Apparent porosity

%

≤25

≤25

≤25

≤20

Bulk density

g/cm³

≥2.0

≥2.1

≥2.4

≥2.7

Crushing strength

MPa

Drying

≥25

≥30

≥100

≥22

After sintering

≥30

≥50

≥150

≥40

Modulus rupture

(MPa)

Drying

≥4

≥8

≥15

≥4

After sintering

≥7

≥12

≥20

≥10

Linear Change

%

(1000°C,1h)     ≥7

(1000°C,3h)≤-0.2

(1000°C,3h)

  ≤-0.4

(1000°C,3h)  ≤-0.4

Hot rupture bonding strength

MPa

(600°C,1h)      ≤-0.2

(1000°C,1h)≥7

(1000°C,1h)≥7

(1000°C,1h)  ≥20