Industry · Chemical Industry
From aggressive acids to solvents, from high-pressure reactors to catalyst recovery lines: filtration engineering with guaranteed sealing, fully suited to the harsh conditions of the chemical industry.
PTFE · Hastelloy
Materials for aggressive fluids
Viton · Kalrez
Leak-proof seal options
ATEX
Safety on solvent lines
Critical points
Managing aggressive chemicals, acids and solvents is a non-negotiable requirement for equipment life, product purity and reactor safety. In the chemical industry, filtration is therefore not just particle retention but a strategic discipline where materials engineering, sealing technology and process safety meet.
On acid, alkali and solvent lines, choosing the wrong material quickly leads to corrosion-related leaks and mechanical failures. Standard 316L stainless steel is sufficient for many applications, but some aggressive acids, such as chlorinated solutions, can corrode even this material quickly. Hastelloy or PTFE (Teflon)-lined solutions should be used on these lines; the wrong material directly sets the stage for product contamination and dangerous leaks. Choosing corrosion-resistant materials protects reactors, pumps and heat exchangers from abrasive particles, lowering unplanned maintenance costs and maximizing plant life.
Solution: Corrosion-resistant material selection
The precious metal catalysts used in chemical production account for a significant share of operating costs. Precision filtration on post-synthesis lines recovers these catalyst particles with close to 100% efficiency. Depending on the catalyst structure and size, heavy-duty metal cartridge filters or ceramic-based systems are used; these systems can retain particles without deforming them even in high-temperature chemical processes. Quickly removing catalysts and undissolved by-products from the main stream also brings the final product’s purity values up to international standards such as USP and EP.
Solution: Catalyst recovery filtration
When filtering toxic, flammable or volatile chemicals, sealing is vital for both staff health and environmental regulations. Leak-proof housing designs supported by special seals such as Viton or Kalrez keep solvent emissions and hazardous chemical leaks under control. On solvent lines, static electricity is a separate critical safety parameter that must be managed. Solvents can build up static charge as they flow, creating an explosion risk. Antistatic filter elements with grounding connections and ATEX-compliant stainless steel housings safely discharge this risk.
Solution: Special seals and antistatic design
Process line
Select a stage on your line to see the Prosestim filters and micron range used at that point.
01 · Coarse particles
Separating coarse particles at the raw material inlet protects pumps and reactor equipment.
02 · pH 1–14
Choosing the wrong material on acid, alkali and solvent lines leads to corrosion-related leaks.
03 · Precious metals
Post-synthesis precision filtration recovers catalyst particles with high efficiency.
04 · Antistatic
Grounded antistatic filter elements and suitable stainless steel housings manage the static risk.
05 · USP · EP
Removing undissolved by-products brings final product purity up to international standards.
Applications
The same filtration principles apply across applications, with different material and micron choices.
Chemically resistant filtration.
Sealing and static safety.
Catalyst recovery.
Final product purity.
Products used in this industry
Each product page lists the micron range, material compatibility and operating conditions.
Ultrasonically welded polypropylene felt bag filter, 1–200 µm, resistant to pH 1–14; for chemical, paint and water lines
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Process-specific three-layer SPS bag filters that filter viscous liquids containing acids and alkalis down to 0.5 µm
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AISI 304/316 mesh, 5–1000 µm washable stainless steel cartridge filter for hot, viscous and aggressive lines
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Pleated micro cartridge filter with PES, PTFE, PVDF and PP membranes; 0.11–50 µm for sterile and precision filtration
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String-wound cartridge filters in 8 media including PP, cotton and glass fiber, 0.8–150 µm, 5″–40″ lengths
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Stainless steel cartridge filter housing with AISI 304L/316L/316Ti body and 1–60 cartridge capacity
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Invoice name (registered company name)
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