A detailed introduction to polypropylene industrial yarn!

polypropylene industrial yarn is a type of polypropylene yarn produced through specific processes using polypropylene as raw material for industrial use. Here is a detailed introduction about it:

Production process:

Melt spinning: Heating polypropylene raw materials to a molten state to make them a flowable melt. Then, the melt is extruded through a spinneret to form polypropylene fibers. In this step, the control of parameters such as temperature and pressure is crucial, as it directly affects the quality and performance of the silk.

Stretching treatment: Stretching the extruded polypropylene fibers to orient their molecular chains, thereby improving the strength and modulus of the fibers. Factors such as stretching ratio, stretching temperature, and speed need to be precisely adjusted according to the requirements of the product.

Heat setting: After stretching, polypropylene fibers need to undergo heat setting treatment to eliminate internal stress and stabilize the structure and size of the fibers. The temperature and time of heat setting can also affect the performance of polypropylene industrial yarn.

Performance characteristics:

High strength: It has high strength, and its strength can even be comparable to some synthetic fibers such as nylon and polyester. This makes polypropylene industrial yarn less prone to breakage when subjected to external forces such as tension and pressure, making it suitable for industrial applications that require high-strength materials.

Lightweight: Polypropylene is one of the lighter density chemical fibers, with a density of about 0.91g/cm3. Therefore, polypropylene industrial yarn is lightweight, which can reduce the overall weight of the product and lower transportation and installation costs.

Good wear resistance: Under friction and wear conditions, polypropylene industrial yarn has good wear resistance and can maintain good performance and service life. This makes it advantageous in applications that require frequent friction or wear, such as conveyor belts, ropes, etc.

Strong chemical corrosion resistance: It has good resistance to acids, alkalis, and other chemical agents, and can maintain stable performance in harsh chemical environments. Therefore, polypropylene industrial yarn is commonly used as a filtering material, anti-corrosion material, etc. in fields such as chemical engineering and environmental protection.

Good thermal stability: At higher temperatures, polypropylene industrial yarn can still maintain good performance stability and is not easily deformed or melted. However, it should be noted that the melting point of polypropylene is relatively low, and the temperature still needs to be controlled during high-temperature treatment.

Application areas:

Ropes and ropes: Due to their high strength and lightweight characteristics, they can be used to make various ropes and ropes, such as ship ropes, lifting ropes, traction ropes, etc.

Conveyor belts: In industries such as mining, ports, and chemicals, conveyor belts need to withstand a large amount of material transportation. Conveyor belts made of polypropylene industrial silk have good wear resistance and strength, which can meet these requirements.

Geotechnical materials: used to make geotextiles, geogrids and other geotechnical materials, which can enhance soil stability, prevent soil erosion, and have wide applications in water conservancy engineering, road construction and other fields.

Filter material: With its excellent chemical corrosion resistance and filtration performance, it can be used to make various filter materials, such as liquid filters, gas filters, etc., playing an important role in industries such as chemical, environmental protection, and pharmaceuticals.

Other fields: It can also be used to make industrial fabrics, canvas, thread making, and has certain applications in building reinforcement materials, automotive components, and other fields.

Suining County Tongjia Chemical Fiber Factory was founded in 2013, the main products 300D-3000D color high strength polypropylene yarn, polypropylene double twist, polypropylene industrial silk, polypropylene high-strength silk, etc., the products have high strength, light weight, heat reduction uniform, flame retardant, anti-aging, low thermal conductivity, are widely used in a variety of industrial cloth, cable, container bag, anti-cracking engineering fiber and other products.