Normac NR-806P is a two component polyether based urethane casting system.

PREPOLYMER PROPERTIES

Prepolymer:                                TDI - Ether

Appearance @ 27^OC (80^OF):     Clear liquid

Viscosity @ 100^OC (212^OF):      600 cps

PROCESSING INFORMATION

Curative pph (ratio):                  12 (100 parts "A" to 12 parts "B" by weight)

Stoichiometry:                             95

Prepolymer Temperature:         27^OC (80^OF)

Curative Temperature:              27^OC (80^OF)

Working Pot Life:                      8-10 minutes

Shelf Life:                                   2 years+ in unopened containers

ELASTOMER PROPERTIES

Shore Hardness:                         80 + 5 shore A

100% Modulus:                          1100 psi (ASTM D412)

300% Modulus:                          2200 psi (ASTM D412)

Tensile Strength:                        5000 psi (ASTM D412)

Elongation:                                  430% (ASTM D412)

Tear Strength (D-470 pli):         125 (ASTM D470)

Bashore Resilience:                    42% (ASTM D2632)

Taber Abrasion:                         68.6 (ASTM D4060)

(mg loss per 1000 cycles) H-18 wheel on 1000g load

Rev.1