1. Material: stainless steel mesh, copper mesh, dense mesh, black silk cloth, perforated mesh, nickel mesh, Monel mesh, etc. 2. Edge material: stainless steel plate, copper plate, aluminum plate, iron plate, rubber, plastic, etc. 3. Filter shape: rectangular, square, round, oval, ring, cap-shaped, waist-shaped, and other irregular shapes. 4. Structure: single layer, double layer, multi-layer. 5. Processing method: spot welding, edge wrapping, sintering. 6. Filter diameter: generally 5 mm to 600 mm. 7. Application: Filters are mainly used in the rubber, plastic industry, oil and grain, petroleum, light industry, medicine, metallurgy, machinery, shipbuilding, and other industries for distillation, absorption, evaporation, and filtration processes, and can also be used in automobile air filters.