Tag Archives | Sterling

Rope Fibre Type

SAR Tech Tip: Rope Fibre Types

Each rope fibre type has its own unique set of properties which rope manufactures take advantage of when constructing a rope. Ropes with a low specific gravity, such as polypropylene and high molecular weight polyethylene (HMWPE), will readily float in water. Nylon ropes have a higher elongation, or stretch, giving them better shock absorption capacity, […]

SAR Tech Tip: Sewn Prusiks

While it is common to hand tie prusiks, there is a case to be made for using, and potentially changing to sewn prusiks. The bend used in a hand tied prusik can be seen as a positive in regards to its ability to absorb some energy in the case of a dynamic event. However, a […]

SAR Tech Tips: Rope Maintenance and Lifespan

In the vertical world, your ropes are literally your lifeline. It’s therefore critically important to know how best to care for your ropes, and how to tell when it’s time to retire them. Wash your rope Whether you’re in an industrial or wilderness setting, your ropes are going to get dirty. Dirt and other contaminants can drastically reduce the working life […]

Rigging with PowerCord

Small diameter, static kernmantle cords such as Sterling’s PowerCord offer some unique rigging advantages over conventional 11mm rope. PowerCord is 5.9mm in diameter & has a Technora core instead of more standard nylon, which doubles its strength compared to standard 6.0mm accessory cords. When rigged as either a ‘cordelette’ type multipoint focused anchor or as […]