Pipeline Protection Products, Underground Tapes,
Polyethylene Encasement For Ductile Iron Pipe
Pipe Coatings, Pipe Tapes, Cathodic Protection, Safety Products.

 

Polyethylene Encasement For Ductile Iron Pipe
HIGH DENSITY POLYWRAP
CROSS LAMINATED HIGH-DENSITY POLYETHYLENE FILM - ANSI/AWWA C105/A21.5-10

Description of Polyethylene Encasement - High Density

ANSI/AWWA C105/A21.5-10 DEFINES CROSS LAMINATED HIGH-DENSITY POLYETHYLENE FILM AS:

Film extruded from virgin high-density polyethylene raw material, which is then molecularly oriented by stretching. Two single-ply layers of the film are then laminated together with their orientations at 90 degrees to one another to form the final product.

SPECIFICATIONS
4 MIL CROSS LAMINATED HIGH DENSITY POLYETHYLENE

PHYSICAL
ATTRIBUTE
TEST
DIRECTION
ANSI/AWWA C105/A21.5
MINIMUM
REQUIREMENT
VIRGIN CROSS LAMINATED
HIGH DENSITY POLYCASE
TYPICAL TEST VALUES
TENSILE STRENGTH
ASTM D882
MACHINE DIRECTION
TRANSVERSE DIRECTION
6300 psi
6300 psi
8057 psi
8516 psi
ELONGATION
ASTM D882
MACHINE DIRECTION
TRANSVERSE DIRECTION
100%
100%
328%
269%
DIELECTRIC STRENGTH
ASTM D149 (VOLTS / MIL)
THICKNESS
800 volts / mil
2828 volts / mil
IMPACT RESISTANCE
ASTM D1079 (grams)
THICKNESS
800 grams
1546 grams
PROPAGATION TEAR
RESISTANCE (gf)
MACHINE DIRECTION
TRANSVERSE DIRECTION
250 grams/force
250 grams/force
471 grams/force
725 grams/force

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For immediate assistance, call 800 -WRAP-A-PIPE (800-972-7274)
Northtown Company - Manufacturer and Distributor of Pipeline Protection Products, Underground Tapes,
Pipe Coatings, Pipe Tapes, Cathodic Protection and Pipe Products
5202 Argosy Ave., Huntington Beach, CA 92649 - Phone: 714-897-0700 - Fax: 714-897-0600