DESCRIPTION :

Epocast®

 1629-A/B epoxy syntactic is a beige-tan, self-extinguishing, ultra-low density system for edge

reinforcing of honeycomb structures. It can be extruded or spread with a putty knife and resists slumping on

vertical surfaces. Epocast®

 1629-A/B epoxy syntactic sands and machines easily when cured. It is a non-PBDE

containing material and can be used as a replacement for Epocast®

 87005 A/B-80 epoxy syntactic, Epocast®

87005 A/B-60 epoxy syntactic, Epocast®

 87269 A/B epoxy syntactic, Epocast®

 87005 A/B-61 epoxy syntactic,

and Epocast®

 87005 A/BE- 60 epoxy syntactic.

TYPICAL PROPERTIES AS RECEIVED :

Property 1629-A 1629-B 1629-A/B Test Method

Resin Hardener System

Color White Peach Lt. Tan Visual

Density, g/cc. 0.52 0.42 0.48 ASTM-D-1622

Viscosity at 77°F (25°C), cP Paste Paste Paste ASTM-D-2196

Gel time, 75 gms at 77°F (25°C), minutes -- -- 70 ASTM-D-2471

MIX RATIO :

To 100 parts by weight of Epocast®

 1629-A resin, add 50 parts by weight of Epocast®

 1629-B hardener. Mix

both components thoroughly for several minutes to assure complete blending.

CURE SCHEDULE :

48 hours at 77°F (25°C), or gel at room temperature plus 5 hours at 125°F (52°C).