218N Mastic Sealant

Shareware 218N is a conformable mastic rubber electrical insulating and sealing sealant.
Shareware 218N is a conformable mastic rubber electrical insulating and sealing sealant. It is designed for moisture sealing applications. Shareware 218N can be used on copper or aluminum conductors rated at 90°C, with an emergency overload rating of 130°C. It offers excellent resistance to moisture and ultraviolet exposure and is intended for both indoor and weather exposed outdoor applications.
Tape Features:
* Conformable for application over irregular surfaces
* Compatible with solid dielectric cable insulations
* Flexible over wide temperature range
* Excellent weather and moisture resistance
* Excellent adhesion and sealing characteristics with copper, aluminum and power cable jacket materials.
* Moisture seal for cable and wire connections
* Moisture seal for service drops
* Moisture seal for ground wire and rod connections
* Jacket seal on power cable applications
Typical Data:
Temperature Rating:

ASTM D–4388
-55-96
°C
Color

Black
Thickness

ASTM D–4325
1
,55 mm)
Water Absorption

ASTM–570

0.07%
Note: These are typical values and should not be used for specification


Shelf Life:
Shareware 218N sealant has a five year shelf life (from date of manufacture) when stored under the following recommended storage conditions.
Store behind present stock in a clean, dry place at a temperature of
70°F
(21°C) and 40–50% relative humidity. Good stock rotation is recommended.