Page 567 - Lewis

566 Rope

Rope Fiber Selection Guide*
Fiber Type Nylon Polyester Polypropylene Polyethylene Manila Cotton
Strength** 1 2 3 4 5 6
Wet vs Dry Strength 85% 100% 100% 100% 115% 115%
Shock Load Ability** 1 3 2 4 5 6
Floats or Sinks in Water Sinks Sinks Floats Floats Sinks Sinks
Elongation at Break Approx. 20-34% 15-20% 15-20% 10-15% 10-15% 5-10%
Water Absorption 6% 1% Zero Zero 100% 100%
Melting Point 480˚F 500˚F 330˚F 275˚F Chars at 350˚F Chars at 350˚F
Abrasion Resistance** 2 1 4 5 3 6
Degradation: Resis. to Sunlight Good Excellent Poor Fair Good Good
Degradation: Resis. to Rot Excellent Excellent Excellent Excellent Poor Poor
Degradation: Resis. to Acids Poor Good Good Good Poor Poor
Degradation: Resis. to Alkalis Good Poor Good Good Poor Poor
Degradation: Resis. to Oil & Gas Good Good Good Good Poor Poor
Electrical Conductivity Resis. Poor Good Good Good Poor Poor
Flexing Endurance** 1 2 3 6 4 5
Specific Gravity 1.14 1.38 .90 .95 1.38 1.54
Storage Requirements Wet or Dry Wet or Dry Wet or Dry Wet or Dry Dry Only Dry Only
* WARNING: This guide is designed for general reference only. The construction comparisons assume using the same rope fiber
and size. Expert advice should be sought when choosing a rope where protection of life or property is involved.
** Best – 1, Poorest – 6
Yellow Braided Polypropylene Rope

FIG 3468
ROPE Diamond braid polypropylene is the original "easy splice" rope. Its 8-strand construction permits fast and easy splices, even by

novices. It is a floating rope that is rot resistant and not damaged by oil, grease, gasoline or most chemicals. Store away from sun-
light for extended life.
Recommended
Working
No./Size MM Per Reel Load (lbs.) Reel
1/4"x500' 6 $73.65 140 500 ft.
5/16" 8 124.50 200 500 ft.
3/8" 10 144.45 244 500 ft.
Tie-It Braid

FIG 9131

Samson's best general use rope ties well and gives high knot retention. White braided polypropylene cover with knot-holding control core.
Strength
No./Size Each Length Lbs. Packaged
3/16"x100' $11.25 100 ft. 400 Hank