TECNOTHANE MDI
polyurethane systems for seals offer a low compression
set alongside very good tear
hydrolysis and oil resistance.

TYPICAL PHYSICAL
PROPERTIES
Unit Test method

TDI - MBOCA

MDI
MPC 2013G
TDI
 MBOCA
MDI
MPC 2013G
CHEMICAL RESISTANCE TDI MBOCA MDI MPC 2013 G
Walter ++ ++
Steam + +
Weak acid + +
Strong acid - -
Basis - -
Oils + ++
Solvents + +
Hardness ShA DIN 53505 80 80 95 95
Modulus 100% MPa DIN 53504 4.7 4.5 13.5 12
Modulus 300% MPa   10 9.5 29.0 30
Tensile strenght MPa   45.2 51.0 51.0 55.0
Elongation %   520 470 375 440
Tear resistance DIE B/a KN/m DIN ISO 34-1 65 70 70 110
Tear resistance DIE C. KN/m   55 75 75 100
Compression set 23h/70°C. % DIN ISO 815 22 14 27 20
Rebound resistance %
ISO 4662 50 60 50 60
Abrasion resistance mg DIN ISO 4649 50 32 75 35

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