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HIGHWAY & BRIDGE EXPANSION JOINT SYSTEM


ISOFlex - PLANDECON ASPHALTIC PLUG JOINT   material specification

‘ISOFLEX’ ASPHALTIC PLUG JOINT

Binder
Physical Characteristics of Binder are given as follows :


Item Specification Test Method
Physical State @ Ambient Temperature
AppearanceBlack
Penetration at 25°C< 40 dmmASTM D 1190
Softening Point100 °CASTM D 96
Flow Resistance at 60°C, 5 hrs. < 3mmASTM D 1190
Extension movement at
-20°C
0°C
25°C
> 1.3 %
> 25 %
> 75 %
BS 2499
Specific Gravity at 25°C
Flash Point
> 1.2
> 250°C
ASTM D 70
ASTM D 92
Recommended Application Temperature 170°C - 190°C
Recommended Maximum Safe Heating Temperature 220 °C
Aggregate

PRODUCT DESCRIPTION

Two sizes of aggregate, 6mm – 10mm and 14mm – 19mm are used for ISOFLEX Joint System from basalt granite and dolerite groups has been shown to be satisfactory in exhibiting excellent resistance to crushing, impact, abrasion, polishing and flakiness.


The types of aggregate recommended as follows :


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