We manufacture & export air oil separators, air filter, oil filter & in-lin fitlers (pre-filter, micro filter, final filter) for major brands (such as  Mann, Atlas Copco, Ingersoll-Rand,Suliair, Hitachi, Mitsui seki,  Kobelco,  Airman) of air compressors from the US, Europe & Japan. 

Dolomann’s replacement precision filter has the advantage of saving space and reducing the load of precision filter element. The filter adopts high-quality filter material imported from German and oxidation-resistant shell material, which has the characteristics of high filtration efficiency, corrosion resistance, high strength, long air flow service life, required maintenance time and easy installation. Dolomann company is plentiful in portfolio, accumulated experience for more than decades, which can ensure that we create innovative and customer-oriented solutions and system, and take the advantages of high efficiency and environmental protection.

Dolomann is committed to global product interchangeability and can replace precision filter of various brands; All kinds of alternative filter elements of Dolomann Company are in line with ISO international standards, which can replace the original ones in filterability and size. Proper use can improve the effective power of compressor, reduce oil consumption, ensure the quality of compressed air, protect equipment, reduce process pollution, reduce oil residue and improve better air quality. Dolomann replacement precision filter of various brands include: HIROSS, white iron precision filter, ITALY BRAND, high pressure precision filter products.