Vinyl fence, also known as PVC fence, is made using a process called extrusion. Here are the basic steps involved in the manufacturing process:

1. Mixing: The first step in the process involves mixing various raw materials together, including PVC resin, stabilizers, and other additives. The materials are blended together in a large mixer to create a homogenous mixture.

2. Extrusion: Once the mixture is ready, it is fed into an extruder, which is a machine that heats and melts the PVC compound. The molten PVC is then forced through a die, which gives the material its desired shape and size. The material is then cooled rapidly to solidify it.

3. Cutting: After the extruded PVC material has cooled and solidified, it is cut to the desired length using a saw or other cutting tool.

4. Assembly: The fence panels are then assembled using rails, pickets, and other components, which are usually made of PVC as well. The panels are designed to snap or slide together, making installation quick and easy.

5. Quality control: Once the fence panels are assembled, they are inspected for quality and durability. The panels are tested for impact resistance, weathering, and color fading to ensure they meet the highest standards.

Overall, the extrusion process used to make vinyl fence is a highly efficient and precise manufacturing process that produces durable and long-lasting fencing products. Vinyl fence is known for its low maintenance, durability, and resistance to weathering, making it a popular choice for homeowners and businesses alike.