EN 
RU 
ES 
JA 
DE 
IT 
PT 
AR 
FR What is the pp fiber /pet fiber Geotextile Nonwoven fabric used ?
A specialized nonwoven production machine designed for manufacturing high-performance geotextiles through mechanical fiber entanglement (needle punching technology). It converts staple fibers (e.g., polypropylene, polyester, or recycled fibers) into durable, porous, and dimensionally stable geotextile fabrics, widely used in civil engineering, environmental protection, and infrastructure projects.
What is the Core Working Principle?
- Fiber Feeding & Opening: Bulk staple fibers are fed into the opening machine, where they are loosened, mixed, and freed from lumps to form a uniform fiber web.
- Carding & Web Formation: The opened fibers pass through a carding machine, which aligns the fibers in a parallel or random direction and forms a continuous, thin fiber web (cross-laid or parallel-laid) with consistent thickness.
- Needle Punching Reinforcement: The fiber web is conveyed to the needle loom—equippedwith hundreds/thousands of barbed needles mounted on a reciprocating beam. As the needles penetrate and withdraw from the web, they entangle the fibers mechanically, creating a cohesive, strong fabric without chemical binders or heat fusion.
- slitting & Winding: The needle-punched geotextile undergoes optional processes (e.g., heat setting, calendering, or edge trimming) to enhance stability and performance. Finally, the finished fabric is wound into rolls of customizable width and length.
Where is Applications?
- Civil Engineering: Road/railway subgrade reinforcement, slope stabilization, and pavement separation.
- Water Conservancy: Riverbank protection, drainage systems, and landfill liners.
- Environmental Protection: Soil erosion control, vegetation growth promotion (erosion control blankets), and wastewater filtration.
- Infrastructure: Tunnel lining, coastal reclamation, and construction site sediment control.
The well-known Chinese company mentioned above is: ALONG NONWOVEN COMPANY.