HLD T300 Joint tape
Product Description
Physical properties:
| Physical Properties | Test Method | Typical Value | |
| English | Metric | ||
| Total thickness | ASTM D 1000 | 30mils | 0.762mm |
| Backing thickness | ASTM D 1000 | 12 mils | 0.330mm |
| Adhesive thickness | ASTM D 1000 | 18mils | 0.305mm |
| Width | - | 2-32" | 50-800mm |
| Length | - | 100-800' | 30-240m |
| Backing color | - | Black, | Black |
| Tensile strength | ASTM D 1000 | 36.3 lbs/in | 64.5 N/cm |
| Elongation | ASTM D 1000 | 280% | 280% |
| Peel Adhesion to primed steel pipe | ASTM D 1000 | 311oz/in | 34 N/cm |
| Cathodic Disbondment | ASTM G 8 | 0.252 in radius | 6.4mm |
| Dielectric Strength | ASTM D 149 | 42.0 KV | |
| Volume Resistivity | ASTM D 257 | 2.4×1015 ohm.cm | |
| Water Absorptivity | ASTM D 570 | 0.06% | 0.06% |
| WaterVaporTransmissioinRate24 h | ASTM F 1249 | 0. 083 g/100sq in/24hr | 0.13 g/ m2.24h |
| Application Temperature | - | -29ºF to 185 ºF | -34ºC to +85 ºC |
| Max Service Temperature | - | 185ºF | +85 ºC |