Product Details
- Lightweight Yet Reliable Tensile Strength: 3-strand twisted PP packaging rope combines low density (a key
trait of polypropylene) with structural stability from its twisted
design. It is significantly lighter than traditional fiber ropes,
making it easy to handle, transport, and store—critical for
packaging scenarios where efficiency matters. Despite its light
weight, the twisted 3-strand structure distributes tension evenly,
providing enough strength to secure medium-weight packages,
bundles, or goods without snapping under typical packaging loads.
- Excellent Water and Moisture Resistance: Polypropylene is inherently non-hydrophilic, meaning it does not
absorb water. This resistance is enhanced by the tight 3-strand
twist, which minimizes gaps where moisture could accumulate. Unlike
cotton or ropes that rot, mildew, or lose strength when wet, PP
packaging rope remains dry, flexible, and structurally sound even
in humid warehouses, rainy transit, or when used to secure
moisture-exposed goods (e.g., outdoor equipment, damp materials).
- Cost-Effective for Mass Packaging Use: PP is an affordable thermoplastic material, and the 3-strand
twisted construction is simple to manufacture—resulting in a rope
that offers great value for bulk or frequent packaging needs. It
balances durability and performance with a low cost per unit
length, making it ideal for businesses, warehouses, or individuals
requiring large quantities of rope for daily packaging, bundling,
or securing tasks without compromising on basic reliability.
- Abrasion Resistance for Rough Handling: The twisted 3-strand structure creates a tough, textured outer
surface that resists wear and tear from rough handling. It can rub
against cardboard, plastic, metal, or wooden surfaces (common in
packaging) without fraying, splitting, or losing strands. This
durability ensures the rope maintains its securing ability even
when dragged across loading docks, stacked with other packages, or
exposed to minor friction during transit.
- Chemical Resistance for Versatile Packaging Needs: Polypropylene is resistant to most common chemicals, oils, and
solvents—an advantage for packaging goods that may come into
contact with mild chemical substances (e.g., industrial parts,
household cleaners, or certain food items). The 3-strand design
ensures the rope’s chemical resistance is consistent across its
entire structure, preventing degradation or weakening when in
contact with such materials, and avoiding contamination of the
packaged goods.
- Carton and Box Sealing & Reinforcement: Used to secure sealed cartons (e.g., shipping boxes, storage
cartons) by tying them closed or reinforcing their seams. The
rope’s strength prevents cartons from opening during transit, while
its lightweight nature avoids adding unnecessary weight to
shipments. It is also ideal for bundling multiple small cartons
together into a single, easy-to-handle unit.
- Bundling of Light to Medium-Weight Goods: Perfect for bundling items like newspapers, magazines, printed
materials, plastic pipes, wooden dowels, or small hardware (e.g.,
screws, nails in bulk). The 3-strand twist allows for tight, secure
tying, keeping bundles neat and preventing items from shifting or
scattering during storage or transportation. Its flexibility makes
it easy to wrap around irregularly shaped bundles.
- Pallet Load Securement: Used to secure lightweight to medium-weight goods stacked on
pallets (e.g., cases of canned goods, small appliances, or retail
merchandise). It can be tied around the pallet and goods to hold
the load together, preventing items from falling off during
forklift movement or warehouse transport. Its moisture resistance
ensures it works well in refrigerated or humid pallet storage
areas.
- Agricultural and Horticultural Bundling: Suitable for bundling agricultural products like harvested
vegetables (e.g., carrots, potatoes in sacks), small branches, or
nursery items (e.g., potted seedlings, young plants). The rope’s
chemical resistance means it won’t react with plant sap or mild
fertilizers, and its moisture resistance prevents rot when used
outdoors or in damp greenhouse environments. It is often used to
tie bundles for transport to markets or distribution centers.
- Temporary Storage and Household Use: Ideal for household tasks like securing items in storage bins,
tying outdoor furniture covers in place (to resist wind), or
bundling items for garage sales. Its affordability and ease of use
make it a go-to for temporary securing needs, and its durability
ensures it holds up for short to medium-term storage. It can also
be used to mark off temporary areas (e.g., in a garage or yard) by
tying it between posts.
2. Main performance
Material | Polyamide Multifilament | Polyamide Yarn | Polypropylene Multifilament | Polypropylene | Polyester | Polypropylene and Polyester Mixed |
Spec.Density | 1.14 no floating | 1.14 not floating | 0.91 no floating | 0.91 Floating | 1.27 no floating | 0.95 Floating |
Melting Point | 215℃ | 215℃ | 165℃ | 165℃ | 260℃ | 165℃/260℃ |
Abrasion Resistance | Very Good | Very Good | Medium | Medium | Good | Good |
U.V.Resistance | Very Good | Very Good | Medium | Medium | Good | Good |
Temperature resistance | 120℃max | 120℃max | 70℃max | 70℃max | 120℃max | 80℃max |
Chemical resistance | Very Good | Very Good | Good | Good | Good | Good |
3.Technology Comparison
Coil length: 220m
Spliced strength:± 10% lower
Weight and length tolerance:± 5%
MBL=Minimum Breaking Load conform ISO 2307
Other sizes available upon request
4.Parameter Table
Specification 规格 | PA Multifilament 锦纶复丝 | PAYarn 锦纶 | PP Multifilament 丙纶长丝 | Polypropylene 丙纶 | Polyester 涤纶 | PET/PP Mixed 丙纶/涤纶混合绳 |
Dia. | Cir | Ktex | KN | Ktex | KN | Ktex | KN | Ktex | KN | Ktex | KN | Ktex | KN |
直径 | 圆 周 | 线密度 | 破断强力 | 线密度 | 破断强力 | 线密度 | 破断强力 | 线密度 | 破断强力 | 线密度 | 破断强力 | 线密度 | 破断强力 |
4 | 1/2 | 10 | 3.7 | 10 | 2.6 | 6.3 | 2.3 | 6 | 2.1 | 12 | 2.9 | 7.0 | 2.8 |
6 | 3/4 | 22 | 7.9 | 22 | 6 | 18 | 6.5 | 17 | 5.9 | 27 | 5.6 | 17.5 | 6.8 |
8 | 1 | 40 | 13.8 | 40 | 10.9 | 32 | 11.4 | 30 | 10.4 | 48 | 10.0 | 31 | 11.9 |
10 | 1-1/4 | 62 | 21.2 | 62 | 15.7 | 47 | 16.8 | 45 | 15.3 | 76 | 15.6 | 48.5 | 18.2 |
12 | 1-1/2 | 89 | 30.1 | 89 | 24.1 | 68 | 23.9 | 65 | 21.7 | 110 | 22.3 | 69.9 | 25.7 |
14 | 1-3/4 | 121 | 40.0 | 121 | 33.0 | 95 | 32.9 | 90 | 29.9 | 148 | 31.2 | 95.1 | 34.7 |
16 | 2 | 158 | 51.9 | 158 | 42.5 | 121 | 40.7 | 115 | 37.0 | 195 | 39.8 | 124 | 44.8 |
18 | 2-1/4 | 200 | 64.3 | 200 | 53.9 | 155 | 51.9 | 148 | 47.2 | 245 | 49.8 | 157 | 56.1 |
20 | 2-1/2 | 247 | 79.2 | 247 | 66.7 | 189 | 62.6 | 180 | 56.9 | 303 | 62.3 | 194 | 68.7 |
22 | 2-3/4 | 299 | 94.0 | 299 | 80.4 | 231 | 75.0 | 220 | 68.2 | 367 | 74.7 | 235 | 82.1 |
24 | 3 | 355 | 112 | 355 | 93.6 | 273 | 87.7 | 260 | 79.7 | 437 | 89.6 | 279 | 96.3 |
26 | 3-1/4 | 417 | 129 | 417 | 111.5 | 320 | 101 | 305 | 92.2 | 512 | 105 | 328 | 113 |
28 | 3-1/2 | 484 | 149 | 484 | 127 | 373 | 115 | 355 | 105 | 594 | 120 | 380 | 130 |
30 | 3-3/4 | 555 | 169 | 555 | 143 | 425 | 132 | 405 | 120 | 682 | 134 | 437 | 148 |
32 | 4 | 632 | 192 | 632 | 161 | 483 | 146 | 460 | 132 | 778 | 154 | 497 | 167 |
36 | 4 - 1/ 2 | 800 | 240 | 800 | 200 | 614 | 182 | 585 | 166 | 982 | 190 | 629 | 210 |
40 | 5 | 987 | 294 | 987 | 241 | 756 | 221 | 720 | 201 | 1215 | 235 | 776 | 257 |
44 | 5-1/2 | 1190 | 351 | 1190 | 289 | 924 | 266 | 880 | 242 | 1468 | 275 | 939 | 308 |
48 | 6 | 1420 | 412 | 1420 | 338 | 1092 | 308 | 1040 | 280 | 1750 | 329 | 1110 | 364 |
52 | 6-1/2 | 1670 | 479 | 1670 | 393 | 1281 | 357 | 1220 | 325 | 2050 | 384 | 1320 | 424 |
56 | 7 | 1930 | 550 | 1930 | 450 | 1491 | 408 | 1420 | 371 | 2380 | 439 | 1520 | 489 |
Company Profile
Since its establishment in 2005, Qingdao Jincheng Maritime
Technology Co., Ltd. has been steadily advancing in the maritime
technology field for nearly two decades. The company focuses on the
core business of manufacturing marine supplies, always adhering to
the concepts of innovation and excellence, and is committed to
providing comprehensive and high-quality products and services to
the global maritime industry.
In terms of product manufacturing, the company has a rich and
diverse product line, covering marine navigation equipment, marine
safety protection supplies, marine interior decorations, and
various functional accessories for ships. From precise navigation
instruments to sturdy and durable life-saving equipment, from
comfortable and beautiful cabin interiors to efficient and
practical marine tools, every product undergoes strict quality
control to ensure compliance with international standards and
industry specifications.
The company attaches great importance to technological research and
development and innovation. It has formed a research and
development team composed of senior maritime engineers,
professional technicians, and innovative talents. The team
continuously explores cutting-edge technologies, actively
introduces new materials and processes, and continuously optimizes
product performance to meet the growing intelligent and green
demands of the maritime industry. At the same time, the company has
established long-term and stable cooperative relationships with
many well-known domestic and foreign universities and scientific
research institutions. Through the collaborative innovation of
industry, university, and research, it accelerates the
transformation of scientific research achievements and injects a
continuous stream of impetus into the company's development.
With reliable product quality, advanced technological level, and a
complete after-sales service system, Qingdao Jincheng Maritime
Technology Co., Ltd. has won a good reputation and wide recognition
in the industry. Its products not only sell well in major domestic
ports and shipbuilding enterprises but also are exported to many
countries and regions overseas. The company has established
long-term cooperative relationships with many internationally
renowned shipping companies. Looking to the future, the company
will continue to forge ahead, continuously enhance its core
competitiveness, and contribute to the advancement of maritime
technology and the development of the global shipping industry.