ALSIFLEX®

PROPERTIES & ADVANTAGES

  • Lightweight and flexible
  • Low thermal conductivity and heat storage
  • High thermal and chemical resistance
  • High thermal shock resistance
  • Easy to work with
  • Electrically non-conductive
  • Various delivery formats
  • Prefabricated building components and cut sections

Blankets

ALSIFLEX® is a refractory high temperature wool based on aluminium and silicum oxide. ALSIFLEX®-1260, -1400 and -1430 are aluminium silicate wools.

ALSIFLEX®-1600 is a polycristalline wool based on mullite and corund. ALSIFLEX® wools are lightweight, flexible insulating materials with high permanent temperature resistance, low thermal conductivity and partly high chemical resistance.

Technical data
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 ALSIFLEX® (blankets)
Grade
-1260 -1400
-1430 -1600
Colour white white
white white
Classification temperature °C 
1250 1400
1400 1600
Bulk density kg/m3
65, 100, 130, 160 100, 130 160 100, 130, 160 100, 130
Shrinkage 24h, %  
< 3.3 @1250 °C < 3.7 @1400 °C
< 2.7 @1400 °C < 0.8 @1500 °C
Thermal conductivity @800 °C , W/m.K 
0.21
0.18
0.18 0.22
 ALSIFLEX® (blankets)
Grade
-1260 -1400
-1430 -1600
Colour white white
white white
Classification temperature °C 
1250 1400
1400 1600
Bulk density kg/m3
65, 100, 130, 160 100, 130 160 100, 130, 160 100, 130
Shrinkage 24h, %  
< 3.3 @1250 °C < 3.7 @1400 °C
< 2.7 @1400 °C < 0.8 @1500 °C
Thermal conductivity @800 °C , W/m.K 
0.21
0.18
0.18 0.22
Dimensions & size availability
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 ALSIFLEX®-1260 blankets
Thickness mm
(tolerances)
 Length mm
(tolerances)
Width mm 
(tolerances)
 Rolls/Box
6.4 (+2) 21960 (+150) 610 (+3) 4
12.7 (+3) 14640 (+150) 610 (+3)
1
19.1 (+4) 9700 (+150) 610 (+3)
1
25.4 (+5) 7320 (+150) 610 (+3)  1
38.1 (+5) 4880 (+150) 610 (+3)  1
50.8 (+7.5) 3660 (+150) 610 (+3)  1

 ALSIFLEX®-1400 blankets
Thickness mm
(tolerances)
 Length mm
(tolerances)
Width mm 
(tolerances)
 Rolle/Karton
12.7 (+2) 14640 (+150) 610 (+3)
1
19.1 (+4) 9760 (+150) 610 (+3)
1
25.4 (+5) 7320 (+150) 610 (+3)  1
38.1 (+5) 4880 (+150) 610 (+3)  1

 ALSIFLEX®-1430 blankets
Thickness mm
(tolerances)
 Length mm
(tolerances)
Width mm 
(tolerances)
 Rolle/Karton
12.7 (+2) 14640 (+150) 610 (+3)
1
19.1 (+4) 9760 (+150) 610 (+3)
1
25.4 (+5) 7320 (+150) 610 (+3)  1
38.1 (+5) 4880 (+150) 610 (+3)  1
50.8 (+7,5) 3660 (+150) 610 (+3)  1

 ALSIFLEX®-1600 blankets
Thickness mm
(tolerances)
 Length mm
(tolerances)
Width mm 
(tolerances)
 Rolle/Karton
12.7 (-1/+4) 7200 (+30)
610 (+5)
1 bzw. 2
25.1 (-1/+4) 7200 (+30)
610 (+5)  1
 ALSIFLEX®-1260 blankets
Thickness mm
(tolerances)
 Length mm
(tolerances)
Width mm 
(tolerances)
 Rolls/Box
6.4 (+2) 21960 (+150) 610 (+3) 4
12.7 (+3) 14640 (+150) 610 (+3)
1
19.1 (+4) 9700 (+150) 610 (+3)
1
25.4 (+5) 7320 (+150) 610 (+3)  1
38.1 (+5) 4880 (+150) 610 (+3)  1
50.8 (+7.5) 3660 (+150) 610 (+3)  1

 ALSIFLEX®-1400 blankets
Thickness mm
(tolerances)
 Length mm
(tolerances)
Width mm 
(tolerances)
 Rolle/Karton
12.7 (+2) 14640 (+150) 610 (+3)
1
19.1 (+4) 9760 (+150) 610 (+3)
1
25.4 (+5) 7320 (+150) 610 (+3)  1
38.1 (+5) 4880 (+150) 610 (+3)  1

 ALSIFLEX®-1430 blankets
Thickness mm
(tolerances)
 Length mm
(tolerances)
Width mm 
(tolerances)
 Rolle/Karton
12.7 (+2) 14640 (+150) 610 (+3)
1
19.1 (+4) 9760 (+150) 610 (+3)
1
25.4 (+5) 7320 (+150) 610 (+3)  1
38.1 (+5) 4880 (+150) 610 (+3)  1
50.8 (+7,5) 3660 (+150) 610 (+3)  1

 ALSIFLEX®-1600 blankets
Thickness mm
(tolerances)
 Length mm
(tolerances)
Width mm 
(tolerances)
 Rolle/Karton
12.7 (-1/+4) 7200 (+30)
610 (+5)
1 bzw. 2
25.1 (-1/+4) 7200 (+30)
610 (+5)  1
Working & processing
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ALSIFLEX® can be cut, punched and worked using conventional tools, e.g. knives and machines.
ALSIFLEX® can be cut, punched and worked using conventional tools, e.g. knives and machines.
Typical applications
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ALSIFLEX® high temperature wools are used in many industrial areas, such as:

  • refractory construction 
  • industrial furnaces
  • the petrochemical industry and the automotive and aerospace industry 
ALSIFLEX® high temperature wools are used in many industrial areas, such as:

  • refractory construction 
  • industrial furnaces
  • the petrochemical industry and the automotive and aerospace industry 
Documents
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Technical Data Sheets (TDS)

  • ALSIFLEX®-1600 BLANKETS : TECHNICAL DATA SHEET - ENGLISH Email
  • ALSIFLEX®-1430 BLANKETS : TECHNICAL DATA SHEET - ENGLISH Email
  • ALSIFLEX®-1400 BLANKETS : TECHNICAL DATA SHEET - ENGLISH Email
  • ALSIFLEX®-1260 BLANKETS : TECHNICAL DATA SHEET - ENGLISH Email
  • ALSIFLEX® BULK WOOL : TECHNICAL DATA SHEET - ENGLISH Email

Technical Data Sheets (TDS)

  • ALSIFLEX®-1600 BLANKETS : TECHNICAL DATA SHEET - ENGLISH Email
  • ALSIFLEX®-1430 BLANKETS : TECHNICAL DATA SHEET - ENGLISH Email
  • ALSIFLEX®-1400 BLANKETS : TECHNICAL DATA SHEET - ENGLISH Email
  • ALSIFLEX®-1260 BLANKETS : TECHNICAL DATA SHEET - ENGLISH Email
  • ALSIFLEX® BULK WOOL : TECHNICAL DATA SHEET - ENGLISH Email