Test Data Comparing Simriz SZ485, Simriz SZ487, and Kalrez 6375
 

Test

Simriz SZ485 Simriz SZ487 Kalrez 6375
Durometer (shore A) 76 79 75
Compression Set
       70hrs @ 200C 25 32 27
       70hrs @ 250C 48 33 46
Low Temperature
       DSC Tg -5C -1C -4C
Steam 168hrs @ 200C
       Durometer Change -7 -2 -13
       Weight Change % +5.3 0 +1.5
95% Sulfuric Acid 70hrs @ 80C
       Durometer Change -3 0 -3
       Weight Change % -0.1 0 +0.3
Hexamethylenediamine 70hrs @ 80C
       Durometer Change -5 -1 -3
       Weight Change % +3.1 +6.5 +5.0
70% Monoethanilamine and 30% Dimethyl Sulfoxide
       Durometer Change 0 -3 -4
       Weight Change % +0.9 +3.5 +2.1
Methyl Ethyl Ketone 70hrs @ 80C
       Durometer Change -2 -4 -5
       Weight Change % +1.5 +1.6 +1.8
Methyl Alcohol 70hrs @ 80C
       Durometer Change 0 0 -4
       Weight Change % +1.5 +1.6 +1.8

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