Introduction Polypropylene twisted rope is known as the lightweight working rope for temporary use — low cost, floating, and not always entirely predictable at break. But what happens exactly when...
Otto Tromm |
Polypropylene does not have the best reputation when it comes to breaking strength. It is lightweight, inexpensive, and floats on water — but strong? That is not what you would...
Otto Tromm |
HMPE with polyester sheath 4 mm — breaking strength test A 4 mm rope that breaks at nearly twice the class average — that requires an explanation. The combination of...
Otto Tromm |
Nylon has a reputation as the rope that absorbs energy — but what exactly happens in the seconds before it breaks? When testing this 7 mm nylon cord, small sounds...
Otto Tromm |
Cotton is not known as a performance fibre. But how weak is it in practice — and what does that mean for an 8mm rope with an 8-strand braided construction?...
Otto Tromm |
Kevlar is known for its high strength — but what does a 4 mm Kevlar cord with polyester sheath actually produce on a universal testing machine? And why did the...
Otto Tromm |
A 3 mm rope sounds harmless. But nylon has a property few other materials match: it absorbs energy like a spring and releases it all at once at the moment...
Otto Tromm |
Nylon is known as the rope for shock absorption — but how strong is a braided nylon rope of 6 mm in an actual tensile test? The sheath-core construction of...
Otto Tromm |