Monolithic Refractories for Cement Industry - Intermediate Strength Proppan

Technical Specification

Unit/Testing Method

Parameter

Unit/Testing Method

Parameter

Physical Properties

Typical Sieve Analysis

Wt.-%-Retained

US mesh

Microns

16/30

20/40

US mesh（mesh）

Microns

30/60

40/70

+16

+1180

1

0

+20

+850

0

0

-16+18

-1180+1000

32

----

-20+30

-850+600

2

0

-18+20

-1000+850

53

3

-30+60

-600+250

95

89

-20+30

-850+600

15

64

-60+70

-250+212

3

9

-30+40

-600+425

0

33

-70

-212

0

2

Median Particle Diameter

mm

inches

0.925

 0.036

0.658

0.023

mm

 inches

0.370

0.013

0.310

0.011

Crush Resistance (% by weight fines generated)

@10000(psi)  69 MPa

@12500 (psi)  86 MPa

3.3

6.2

2.3

5.2

@10000(psi)  69 MPa

@12500 (psi)  86 MPa

2.3

---

2.0

---

Bulk Density

g/cm³

Ibs/ft³

  1.88

  117

   g/cm³

   Ibs/ft³

 1.88

117

Apparent Specific Gravity

g/cm³

3.30

g/cm³

3.30

Acid Solubility

Weight loss%

5

Weight loss%

5

Roundness /sphericity

/

0.9

/

0.9

Absolute Volume

Gal/lb

0.037

Gal/lb

0.037

Chemical composition

(Weight %)

Al₂O₃

%

＞71

SiO₂

%

≤13

TiO₂

%

≤5

Fe₂O₃

%

≤10

      Others

%

≤1