Technical Bulletin

18900 Panduit Drive
Tinley Park, IL 60487
Customer Service: 800-777-3300
TDS:
Effective Date:
Revision:
GMDU
12DEC14
3
Technical Data Sheet
Detectable Underground Tape
This specification is intended to outline the physical and chemical properties of PANDUIT’s detectable underground tape and include
the following part numbers and printable material identifiers:
Part Number Prefixes Printable Material Suffixes
HTDU*
GHTDU*
PRODUCT SPECIFICATIONS:
Description: GMDU is a detectable tape consisting of a 0.35 mil solid aluminum
core encased in a protective plastic jacket. Tape shall be detectable up
to a depth of 18 to 24 inches for a 3 inch wide tape and 24 to 30 inches
for a 6 inch wide tape.
Standard Colors: Orange, red and blue
Thickness: 5.5 mil. +/- 10%(complete laminate structure)
PROPERTIES: PERFORMANCE:
Tensile Strength:
MD: 18 lb/in width (22.6 MPa) minimum (ASTM D-882)
Elongation:
MD: 50% minimum
Density:
Material density is 1.090 gm/cc (ASTM D792-66). Core density will vary
depending on moisture conditions.
Cold Fracture: After 5 hours at minus 30F (minus 34C) mounted on a steel plate, the material
did not
crack or fracture when a 0.5 lb (0.23 kg) round steel ball was dropped on
it from a height of 24 inches (61 cm).
Resistance to Acids: Resists acids of 4.0 pH for a minimum of 10 years duration
Resistance to Bases: Resists bases of 10.0 pH for a minimum of 10 years duration
Elevated Temperature Exposure: After 8 hours at 220°F (104°C) there was no deterioration of the material
ASTM: American Society for Testing and Materials (U.S.A.)
LIMITED WARRANTY
All PANDUIT Identification Solution Products (except for Software programs) are warranted to be free from defects in material and workmanship
at the time of sale but our obligation under this warranty is limited to replacement of the product proved to be defective within 6 months from the
date of sale, or in the case of printers, within 90 days from the date of sale. This warranty is void if the products or printers are modified, altered
or misused in any way. Use of P
ANDUIT printers with any product other than the specified PANDUIT products for which the printer was designed
constitutes misuse. Before using, the user shall determine the suitability of the product for its intended use and user assumes all risk and
liability whatsoever in connection therewith. The foregoing may not be altered except by an agreement signed by officers or seller and
manufacturer.
NEITHER P
ANDUIT OR SELLER SHALL BE LIABLE FOR ANY OTHER INJURY, LOSS OR DAMAGE, WHETHER DIRECT OR
CONSEQUENTIAL, ARISING OUT OF THE USE OF, OR THE INABILITY TO USE THE PRODUCT OR THE PRINTER.
THIS WARRANTY IS MADE IN LIEU OF AND EXCLUDES ALL OTHER WARRANTIES, EXPRESS OR IMPLIED. THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS OF PARTICULAR USE ARE SPECIFICALLY EXCLUDED.
The information contained in this literature is based on our experience to date and is believed to be reliable. It is intended as a guide or
use by persons having technical skill at their own discretion and risk. We do not guarantee favorable results or assume any liability in
connection with its use. Dimensions contained herein are for reference purposes only. This publication is not to be taken as a license to
operate under, or a recommendation to infringe any existing patents. This supersedes and voids all previous literature, etc.
Page 1 of 1  2007 PANDUIT Corp
TDS: GMDU