SylWrap Pipeline Bandages

SKU: SYL-HD Category:


For repairing and reinforcing leaking, damaged and corroded pipes and pipelines – just dip the resin-soaked fibreglass bandage into water and wrap.

SylWrap is a water-activated fibreglass repair tape, which sets rock hard in minutes for a high strength, permanent repair. It works on all sizes of pipe to seal leaks, strengthen and protect corroded pipes.

Sylwrap has been used extensively in industry to repair leaks and damage to pipe work made from materials such as GRP, steel, iron and copper. It has been used in desalination plants, water companies, pumping stations and petrochemical plants around the world.

For one-off repairs or for stand-by kits for emergencies, please follow the link below for SylWrap Pipe Repair Kits:

Kits for where flow CAN be turned off

Kits for where flow CANNOT be turned off

Working time: 2 – 5 minutes, dependent upon temperature of water and pipework
Cured material life: 10 – 20 years, dependent upon repair quality, repair thickness, condition of pipe, environmental conditions,pipe temperature etc. Consult Sylmasta for further information and design life for specific applications.
Initial cure time: 7-10 minutes
Functional cure: 30-45 minutes
Full cure (maximum properties) 24 hours
Shore D hardness: 70
Tensile strength 148MPa
Coefficient of thermal expansion: approx. 19 x 10-6 per °C
Service conditions:
Max service temperature: 250°C / 480°F (SylWrap has been used at 250°C with steam at 20 bar for a 2 week temporary repair and at 200°C at 20 bar for 6+ weeks)
Pressure resistance: 30 bar (3 MPa), depending on size of pipe and leak (hole requires epoxy filler first).
Chemical resistance: Acetone, ammonia, sulphuric acid (30%), ethyl alcohol, mineral spirits, gasoline, MEK, toluene, diesel, hydrochloric acid, Varsol, ethylene glycol, crude oil, hydraulic oil (test period of 40 days).