What is Polypropylene Rope
Polypropylene rope is the most commonly used general ropes for ordinary consumers. It is a high quality, lightweight rope,
affordable, very powerful. It has a very good work quality and appearance. Polypropylene rope is anti-corrosion and floating,
making it very popular with water sports and marking.
Polypropylene rope is a thermoplastic polymer (which becomes liquid when heated and is frozen to very glass when fully
cooled). It is rugged, especially solvent resistant, alkali and acid.
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Melting point of 170 degrees Celsius. It’s usual appearance is rough wool, or like colored fiber tape, usually yellow, black or
orange. Sometimes you can also provide fine white fibers.
Polypropylene is usually tough and flexible. Polypropylene is quite economical and can be made translucent (although usually
not suitable for ropes), and when not colored, the pigment is usually opaque or colored. Polypropylene rope has good resistance to fatigue and is usually found in living hinges with plastic containers with inner caps.
to fatigue and is usually found in living hinges with plastic containers with inner caps.
Polypropylene Rope Strength
| Diameter of Rope | (Minimum) Breaking Strength | Safe Load (Safety Factor=12) |
Weight of Rope | ||||
|---|---|---|---|---|---|---|---|
| (in) | (mm) | (lbf) | (kN) | (lbf) | (kN) | (lbm/ft) | (kg/m) |
| 1/4 | 6 | 1125 | 5.00 | 93.8 | 0.42 | 0.01 | 0.02 |
| 5/16 | 8 | 1710 | 7.61 | 143 | 0.63 | 0.02 | 0.03 |
| 3/8 | 10 | 2430 | 10.8 | 203 | 0.90 | 0.03 | 0.04 |
| 7/16 | 11 | 3150 | 14.0 | 263 | 1.17 | 0.04 | 0.05 |
| 1/2 | 12 | 3780 | 16.8 | 315 | 1.40 | 0.05 | 0.07 |
| 9/16 | 14 | 4590 | 20.4 | 383 | 1.70 | 0.06 | 0.09 |
| 5/8 | 16 | 5580 | 24.8 | 465 | 2.07 | 0.07 | 0.11 |
| 3/4 | 18 | 7650 | 34.0 | 638 | 2.84 | 0.10 | 0.15 |
| 7/8 | 22 | 10350 | 46.0 | 863 | 3.84 | 0.14 | 0.21 |
| 1 | 24 | 12825 | 57.0 | 1070 | 4.76 | 0.18 | 0.27 |
