POLYETHYLENE WRAP PROTECTION
SEALXPERT POLY INNER WRAP 980
FEATURES:
- Worldwide reference lists
- Uniform coating thickness
- Resistant to soil stress
- Impermeable to oxygen and moisture
- Low cathodic protection-current requirements
- Compatible with all pipe diameters and generic plant coatings systems
- Max operating temperature: 85 °C (185 °F)
APPLICATION:
- Corrosion protection of steel pipelines
- Can also be used for ductile iron pipes
TECHNICAL DATA:
| 980-20 | 980-25 | ||
| Backing colour | : | Black | Black |
| Thickness | : | 0.5 mm | 0.63 mm |
| Backing | : | 9 mils (0.229 mm) | 10 mils (0.254 mm) |
| Adhesive | : | 11 mils (0.279 mm) | 15 mils (0.381 mm) |
| Tensile strength | : | 55 N/cm | 52 N/cm |
| Elongation | : | ≥ 400 % | 225 % |
| Peel adhesion to primed steel | : | 30 N/cm | 33 N/cm |
| Cathodic disbondment | : | 0.24 in. radius (6.4 mm) | 0.25 in. radius (6.4 mm) |
| Water vapor transmission rate | : | < 0.1 % | 0.5 g/m²/24 hr |
| Dielectric breakdown | : | 26 kV/mm | 25.6 kV/mm |
| Dielectric strength | : | 30 kV | 20-23 kV |
SEALXPERT POLY INNER WRAP 980
PACKAGE:
- 2” x 99’ (50 mm x 30 m)
- 4” x 99’ (100 mm x 30 m)
- 6” x 99’ (150 mm x 30 m)
SEALXPERT POLY OUTER WRAP 955
FEATURES:
- Worldwide reference lists
- Uniform coating thickness
- Resistant to soil stress
- Impermeable to oxygen and moisture
- Low cathodic protection-current requirements
- Compatible with all pipe diameters and generic plant coatings systems
- Max operating temperature: 85 °C (185 °F)
APPLICATION:
- Corrosion protection of steel pipelines
- It achieves a complete bond to the #980 inner layer, providing maximum handling and in-service protection for the coating system
- Can also be used for ductile iron pipes
TECHNICAL DATA:
| 955-20 | 955-25 | ||
| Backing colour | : | White | White |
| Thickness | : | 0.5 mm | 0.63 mm |
| Backing | : | 15 mils (0.381 mm) | 20 mils (0.508 mm) |
| Adhesive | : | 5 mils (0.127 mm) | 5 mils (0.127 mm) |
| Tensile strength | : | 70 N/cm | 70 N/cm |
| Elongation | : | 450 % | 400 % |
| Peel adhesion to primed steel | : | 33 N/cm | 33 N/cm |
| Cathodic disbondment | : | 0.24 in. radius (6.4 mm) | 0.25 in. radius (6.4 mm) |
| Water vapor transmission rate | : | 0.5 g/m²/24 hr | 0.5 g/m²/24 hr |
| Dielectric breakdown | : | 26 kV/mm | 25.6 kV/mm |
| Dielectric strength | : | 23-26 kV | 20-23 kV |
SEALXPERT POLYETHYLENE TAPE APPLICATION PROCEDURE:
1 
1. Coating the pipe surface with SealXpert Primer.
1. Coating the pipe surface with SealXpert Primer.
2
2. Apply SealXpert Poly Inner Wrap 980. Start at the 9 o’ clock position. Ensure that the adhesive side of tape is to the substrate.
2. Apply SealXpert Poly Inner Wrap 980. Start at the 9 o’ clock position. Ensure that the adhesive side of tape is to the substrate.
3
3. Starting a new roll of tape. Overlap ends of tape by one tape width. Overlapping each turn by 55% gives a double thickness.
3. Starting a new roll of tape. Overlap ends of tape by one tape width. Overlapping each turn by 55% gives a double thickness.
4
4. Use SealXpert Poly Outer Wrap as the final wrapping tape
4. Use SealXpert Poly Outer Wrap as the final wrapping tape
SEALXPERT POLY OUTER WRAP 955
PACKAGE:
- 2” x 99’ (50 mm x 30 m)
- 4” x 99’ (100 mm x 30 m)
- 6” x 99’ (150 mm x 30 m)
53 Ubi Avenue 1, #05-25 Paya Ubi Industrial Park, Singapore 408934
