Croft Filters Ltd are celebrating their first patent: “GB2527996 – Filter and method of manufacture” granted shortly after 7th May 2021. Years of experience in filtration have led Croft to develop a filter and manufacturing method that improves the performance of fine filters for fluids.
Croft has manufactured many different Witches Hat Filters over the last 30 years, each designed specifically for each Customer’s process. Primarily used for filtration and separation, the Witches Hats can be manufactured to filter from as little as 1 micron.
Also known as: conical filters, last chance filters and cone filters, the witches hat design can be manufactured from both perforated plate and wire mesh. The custom perforated plate offers a support for the mesh, reducing the chances of the mesh from splitting under higher pressures.
We offer a range of materials including: Mild & Stainless Steel, Copper, Brass, Inconel®, Monel®, Hastelloy® and Aluminium Alloy’s. Each material is of European or North American origin and are available with material certification on request.
- A quality product designed for the specific system.
- Short lead time – Products despatched in as little as 2 days.
- Over 30 years’ experience in filtration.
- Quality material used (available with material certification)
- Custom perforated plate.
Filtration plays a vital part in the pharmaceutical manufacturing process. It can have a critical impact on the quality of the products. To enhance R&D results, pharmaceutical filtration systems can also be improved with the help of filtration specialists, such as Croft Filters.