HLD T300 joint tape
I System description:
The HLD-T300 series is Cold applied tape coating system for anti corrosion of field joints, fittings, and specifically piping.
The adhesive is a key in ground performance characteristic coupled with the low and high density polyethylene backing.
The Joint wrap tape shall be applied by hand or with a wrapping machine.
II Structure:
The specification of the tape consists of two layers, adhesive layer and film backing
Adhesive: butyl rubber
Film backing: Special blend of stabilized polyethylene
III Features:
Heavy duty adhesive
Resistant to UV
Can be applied over a wide temperature range
Good conformability and consistent uniform thickness
Easily applied with no special equipment
Conformable to irregular shapes.
Meets ASTM D 1000 Standard
Cold applied
IV Physical properties:
|
seline;">Physical Properties |
seline;">Test Method |
seline;">Typical Value |
|
|
seline;">English |
seline;">Metric |
||
|
seline;">Total thickness |
seline;">ASTM D 1000 |
seline;">30mils |
seline;">0.762mm |
|
seline;">Backing thickness |
seline;">ASTM D 1000 |
seline;">12 mils |
seline;">0.330mm |
|
seline;">Adhesive thickness |
seline;">ASTM D 1000 |
seline;">18mils |
seline;">0.305mm |
|
seline;">Width |
seline;">- |
seline;">2-32" |
seline;">50-800mm |
|
seline;">Length |
seline;">- |
seline;">100-800' |
seline;">30-240m |
|
seline;">Backing color |
seline;">- |
seline;">Black, |
seline;">Black |
|
seline;">Tensile strength |
seline;">ASTM D 1000 |
seline;">36.3 lbs/in |
seline;">64.5 N/cm |
|
seline;">Elongation |
seline;">ASTM D 1000 |
seline;">280% |
seline;">280% |
|
seline;">Peel seline;">Adhesion to primed steel pipe |
seline;">ASTM D 1000 |
seline;">311oz/in |
seline;">34 N/cm |
|
seline;">Cathodic Disbondment |
seline;">ASTM G 8 |
seline;">0.252 in radius |
seline;">6.4mm |
|
seline;">Dielectric Strength |
seline;">ASTM D 149 |
|
seline;">42.0 KV |
|
seline;">Volume Resistivity |
seline;">ASTM D 257 |
|
seline;">2.4×1015 ohm.cm |
|
seline;">Water Absorptivity |
seline;">ASTM D 570 |
seline;">0.06% |
seline;">0.06% |
|
seline;">WaterVaporTransmissioinRate24 h |
seline;">ASTM F 1249 |
seline;">0. 083 g/100sq in/24hr |
seline;">0.13 g/ m2.24h |
|
seline;">Application Temperature |
seline;">- |
seline;">-29ºF to 185 ºF |
seline;">-34ºC to +85 ºC |
|
seline;">Max Service Temperature |
seline;">- |
seline;">185ºF |
seline;">+85 ºC |