Spray-up or chopper gun construction using "gun roving" is most popular in what?

The use of spray-up or chopper gun construction with "gun roving" is particularly well-suited for small parts with complex shapes. This method allows for a more efficient application of fiberglass and resin, enabling manufacturers to create intricate designs while maintaining a high degree of precision. The chopper gun process involves chopping continuous strands of reinforcing material and mixing them with resin as they are sprayed onto a mold, which is ideal for producing detailed components quickly and effectively.

In contrast, large aerospace components often require high-strength, lightweight materials and are typically manufactured using more controlled methods such as pre-preg layup or vacuum infusion, which are better suited for the stringent requirements of the aerospace industry. High-performance sports equipment, while sometimes utilizing composite materials, often focuses on weight-saving and performance factors that can necessitate different manufacturing techniques. Lastly, furniture manufacturing does not commonly require the complex shaping capabilities that spray-up processes provide, as it often relies on more traditional materials and methods.