They are available in loop pile and cut pile. In the loop-style pile each of the ends is connected into the backing so there's a continuous loop. In the cut-style pile, the loops are actually cut so that there are individual ends sticking up through the backing.
Fiber is a critical area when it comes to carpet. There are three basic fibers used today in the carpet industry:
1) Polypropylene, such as the loop-style pile.
3) Nylon, the most popular and durable fiber by far.
4) Wool, it is a traditional carpet fiber, but its high price makes it less common.
With planks you have more options: in addition to the 'brick' layout, herringbone patterns are a popular choice, as are basket weave.
Installation patterns add design flair to flooring, especially if you're using a solid color carpet tiles.
One of the great advantages of carpet tiles is the design flexibility they provide. Tiles can be laid in different arrangements to create layout patterns or you can introduce accent tiles to create layouts that can't be replicated with other flooring types.
Most of the time, carpet tiles are glued-down. Some flooring adhesives release volatile organic compounds (VOCs) which pose health risks and are detrimental to indoor air quality, so you should try to use certified VOC-free products wherever possible.
About carpet tiles backing:
72 Bendemeer Road, #03-26/27 Luzerne. Singapore 339941