Periclase-spinel Refractories

Periclase-spinel refractories are used for lining of rotary kilns used in cement industry.

Technical characteristics

 Rate for grade
  PShAC PShAC-20
Spec. 14-194-249-01 rev.1

Mass fraction for baked substance, %:

MgO, minimum

Al2O3, withing limits of

CaO, maximum

SiO2, maximum

ZrO2, withing limits of

Fe2O3, maximum

 

85

4-8

1,5

1,0

1-3

1,0

 

87

6-10

2,0

1,0

n/a

1,0

Compressive strength, N/mm2, minimum 40 50
Open porosity, %, maximum 17
Residual variation of dimensions when heating at 1650 °С, %, maximum 0,7
Apparent density, g/cm3, minimum 2,9
Thermal shock resistance, heat cycles (1300°С - water), minimum 7 15
Temperature of initial sotening under load of 0,2 MPa, °С, minimum 1690
Thermal conductivity, (W/mK), maximum at temperature of 1000°С 4,5

Thermal conductivity is determined by agreement between the Parties.

Items are made according to customers’ drawings.

Bricks PShAC may be made according to GOST, systems ISO and VDZ

Form and dimensions of bricks PShAC according to GOST 21436-2004 “Refractory and high-refractory bricks for lining of rotary kilns”

End arch brick (double-sided)

Number of brickDimensions, mmApplication
   а а1 b с In combination with numbers For furnaces of diameter, m
21 80 73 200 230 

23,

22, 34

3,1-5,4

5,4-7

22 120 113 200 230 21, 32

3,1-5,4

5,4-7

23 65 55 200 230

21

32

3,1-5,4

3,1-4,4

24

25

26

70

70

70

62

62

57

120

150

120

200

200

200

26

27

24

2,2-3,6

2,2-3,6

2,2-3,6

27 70 57 150 200 25 2,2-3,6
28 65 55 150 230 29, 31

3,1-5,4

3,1-4,4

29 80 73 150 230

28

30, 33

3,1-5,4

5,4-7

30 120 113 150 230 29, 31 4,4-7
31 103 92 150 230

28

30, 33

3,1-4,4

4,4-7

32 103 92 200 230

22, 34

23

4,4-7

3,1-4,4

33

34

103

103

97

97

150

200

230

230

29, 31

21, 32

5,4-7

5,4-7

35 80 75 150 160

36

37

3,1-5,2

5,2-7

36

37

38

39

65

120

80

65

58

115

73

55

150

150

115

115

160

160

230

230

35

35

39

38

3,1-5,2

5,2-7

3,1-5,4

3,1-5,4

Form and dimensions of bricks PShAC asper system ISO

Number of brickDimensions, mmApplication
   а а1 b с Diameter, mm
215 103 87,5 198 150  2026
315 103 92,5 198 150 2991
415 103 95 198 150 3936
515 103 97 198 150 5235
615 103 98 198 150 6282
216 103 86 198 160 1971
316 103 92 198 160 3046
416 103 94,5 198 160 3942
516 103 96,5 198 160 5154
616 103 97,5 198 160 6092
318 103 90,5 198 180 3015
418 103 93,5 198 180 3968
518 103 95,5 198 180 5026
618 103 97 198 180 6282
220 103 82 198 200 1994
320 103 89 198 200 2991
420 103 92,5 198 200 3989
520 103 94,7 198 200 5046
620 103 96,2 198 200 6159
720 103 97 198 200 6980
820 103 97,8 198 200 8054
222 103 80 198 220 2003
322 103 88 198 220 3071
422 103 91,5 198 220 4006
522 103 94 198 220 5119
622 103 95,5 198 220 6142
722 103 96,5 198 220 7078
822 103 97,3 198 220 8082
225 103 77 198 250 2013
325 103 86 198 250 3079
425 103 90 198 250 4027
525 103 92,7 198 250 5083
625 103 94,5 198 250 6159
725 103 95,5 198 250 6980
825 103 96,5 198 250 8054

Form and dimensions of bricks PShAC as per system VDZ

Number of brickDimensions, mmApplication
   а а1 b с Diameter, mm
В 216 78 65 198 160 1957
В 416 75 68 198 160 3497
В 218 78 65 198 180 2202
В 318 76,5 66,5 198 180 2808
В 418 75 68 198 180 3934
В 518 74,5 68,5 198 180 4560
В 618 74 69 198 180 5436
В 220 78 65 198 200 2446
В 320 76,5 66,5 198 200 3120
В 420 75 68 198 200 4271
В 520 74,5 68,5 198 200 5067
В 620 74 69 198 200 6040
В 222 78 65 198 220 2691
В 322 76,5 66,5 198 220 3432
В 422 75 68 198 220 4809
В 522 74,5 68,5 198 220 5573
В 622 74 69 198 220 6644
В 325 78 65 198 250 3058
В 425 76,5 66,5 198 250 3900
В 525 75 68 198 250 5464
В 625 74,5 68,5 198 250 6333
В 725 74 69 198 250 7550