Disc filters[2]
It is widely used in the applications, such as BOPET, film, tap and more, where the viscosity of molten polymers is high, hard foreign substance or gels exist. Most of these filter elements are using sintered metal fibers or sintered metal powder. Different size and shapes are available to reach your requirements.

The candle filters can be designed to be removable, where mesh pack layers can be dismantled and replaced by a new one. It will save you money and time because you only need to replace mesh pack layers after the filter elements can't be used any more.