Covalence® Dirax HDD Heat-Shrinkable Sleeves
Fiber reinforced heat-shrinkable sleeve for field joint protection during directional drilling.
A high performance fiberglass reinforced sleeve specifically designed for girth weld corrosion protection for PE, PP and FBE coated pipes used for horizontal or directional drilling (HDD-Pull Through) applications. The reinforcement gives the backing greater abrasion and gouge resistance.

- Features & Benefits
- Product Range
- Downloads
Features & Benefits
Features
- Fiber reinforced high density polyethylene backing
- UNI sleeve design with bonded closure
- Ultra high shear adhesive
- Low preheat requirements
- Wear cone protects leading edge of sleeve against pull-through forces
- Sleeve can be applied over wet epoxy primer
Benefits
- Extremely tough to resist abrasion and gouging
- A wraparound heat-shrinkable designed for quick installation
- Highly resistant to shear and peel forces during pipeline construction and while in-service
- Installation friendly in combination with high functionality
- Abrasion and wear resistance at pull-through comparable to mill coating
- No cure or waiting times
Product Range
Code | Name | Description |
---|---|---|
Available on request | DIRAX | Directional drill joint protection for 3LPE line coatings |
Available on request | DIRAX PP | Directional drill joint protection for 3LPP line coatings |