TECHNICAL DATA  ::   
 
PHYSICAL  PROPERTIES*
MAXFLEX
TEST  METHOD*
  Cell Structure
Closed Cell
-
  Density lbs/ft3 (g/cm3)
3-6 (0.048-0.096)**
 ASTM D 1667
 Thermal Conductivity      
BTU. in/ft 2 hr.°F (W/mK)
Mean
Temp.
- 4° F
( -20°C)
32° F
( 0°C)
75° F
( 24°C)
90° F
( 32°C)
 104° F
(40°C)
ASTM C177
JIS A1412
DIN 52613
K-Value
0.22
0.032
0.23
0.034
0.25
0.037
0.026
0.038
0.27
0.039
 Service Temperature***
 - 70°F  to  257°F
 - 57°C  to 125°C
 MAXFLAX  becomes hard at -57°C
but can be used even at -200°C
 Water Vapor Permeability (kg/Pa.s.m)
 0.10 perm-in (0.15 x 10-12)
 ASTM C 355
ASTM E96 ****
 Moisture Resistance ( µ Value)
 µ   not less than 5000
 DIN 52615
 Water Absorption (weight %)  
 not more than 3%
 ASTM D 1056
 Ozone Resistance
 No crack
 ASTM D 1171
 Heat Stability (% shrinkage)
 at 200°F and 220°F for 7 days
 4.5 and 5.5 respectively
 ASTM C 534
 Flammability & Smoke Density
Class VO
Self-extinguishing
Class 1
Class 0
Smoke density 80
UL - 94
ASTM D 635
BS476 Part 7 1987
BS476 Part 6 1987
ASTM-E84 (15mm thick)
  U.V.  Weather Resistance
 Excellent
 -
  Nitrosamine Contents
 Not detected
 U.S. FDA
  Flexibility
 Excellent
 -

       • Specification





































             Note :                                                                                   Specifications comply with ASTM C 534-88

             *        Figures show the average values obtained by the world well-known testing institutes.
             **      Average density of insulation thickness over 20 mm.
             ***    At temp. under -57oC MAXFLEX becomes hard, but it doesn't affect thermal conductivity nor
                      water vapor permeability.  In the heating applications MAXFLEX can stand +125oC
                      continuously, and the adhesive upto +100oC
            ****   Water Vapor Permeability test was done under test method ASTM E96 Dehydrate test method
                      at 37.8oC



 
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