Published August 11, 2026. Last updated August 11, 2026.
Quick answer: PRAB engineers metal chip processing, conveying, and fluid recovery equipment for magnesium, titanium, and mixed alloy applications in line with NFPA 484 and its successor consolidated standard, NFPA 660, the governing framework for combustible metals handling. That means application-specific system design, wet-type handling approaches where fine particulate risk is present, strict segregation between reactive metal streams to prevent cross-contamination, and documented maintenance schedules. For fire protection engineering and dust hazard analysis beyond equipment design, PRAB works alongside specialist safety partners to ensure comprehensive coverage.
Machining operations involving magnesium, titanium, and certain mixed alloys carry a different risk profile than those for standard steel or aluminum chip processing. Fine turnings and fines from these metals can be combustible, cross-contamination between incompatible metal streams can create both quality and safety problems, and the service life of equipment exposed to these materials depends heavily on how it’s built and maintained. Manufacturers researching a metal chip briquetter, chip wringer, or turnings shredder for these applications are right to ask pointed questions about explosion safety, contamination control, and long-term reliability. This article lays out how PRAB approaches each of those questions directly.
Magnesium and titanium fines are classified as combustible metals under NFPA 484, the Standard for Combustible Metals, which covers the production, processing, finishing, handling, recycling, storage, and use of metals and alloys capable of combustion or explosion. NFPA 484 has since been folded into a broader consolidated standard, NFPA 660, but the underlying safety principles for legacy combustible metals, including magnesium, titanium, aluminum, and zirconium, carry forward. These standards exist because fine metal particulate suspended in air, or accumulated as dust, presents a flash fire or explosion hazard that doesn’t apply to bulk steel or standard aluminum chips.
That means equipment handling magnesium or titanium chips, whether it’s a chip wringer removing cutting fluid, a conveyor moving material to a central collection point, or a briquetter compacting turnings for recycling, must be designed with particulate control from the start. It also means dust collection, housekeeping, and ignition source control are not optional add-ons; they’re built into how the system is specified and operated.
Application-specific design review. Before any chip processing or conveying equipment is specified for a magnesium, titanium, or mixed alloy line, PRAB’s application engineering team evaluates the specific alloy, chip form, fluid type, and volume involved. A magnesium turnings shredder application and a titanium chip wringer application don’t carry identical risk profiles, and the equipment design reflects that difference rather than treating all reactive metals the same way.
Wet-handling approaches where fines risk is present. Industry guidance under NFPA 484 has consistently pointed toward wet-type collection and handling methods for highly explosive metal dusts, including magnesium and titanium, rather than dry collection alone. PRAB designs cutting fluid recovery from chips and related handling steps with this guidance in mind, keeping fine particulate wetted through the process rather than allowing it to become airborne.
Segregation to prevent cross-contamination. Mixing incompatible metal chip streams, such as magnesium with steel fines, is both a quality and safety issue, as certain combinations can increase reactivity or complicate downstream recycling. PRAB designs conveying and collection layouts to keep reactive metal streams physically separated from other material, with tramp metal separators and magnetic separators positioned to catch cross-contamination before it reaches a central collection point.
Maintenance transparency. Equipment handling abrasive or reactive metal chips wears differently than equipment handling standard steel scrap. PRAB provides documented maintenance intervals and wear-part guidance specific to the metal being processed, so a customer’s maintenance team knows what to inspect and how often, rather than discovering service life issues after the fact.
Comprehensive safety coverage for combustible metal operations typically involves more than equipment design. Facility-level dust hazard analysis, fire suppression system design, and explosion venting are specialized disciplines that go beyond the scope of any single equipment supplier. PRAB designs chip processing, conveying, and fluid recovery equipment to fit within a facility’s broader combustible dust safety program, and works alongside fire protection engineers and dust hazard analysis specialists so that equipment-level controls and facility-level protection are aligned rather than addressed separately. Customers working with magnesium, titanium, or other reactive metals should expect PRAB to be clear about where equipment design ends and where a specialist’s facility-level assessment takes over.
For demanding applications, documentation matters as much as the equipment itself. Manufacturers evaluating a metal chip processing supplier for reactive metal work should expect application-specific technical notes covering the metals and chip forms the equipment is rated for, maintenance schedules tied to the specific material being processed, clear guidance on wet versus dry handling for the application in question, and a straightforward answer about which parts of overall facility safety are the equipment supplier’s responsibility versus a specialist partner’s. A supplier who can produce this documentation on request, rather than treating it as proprietary or unavailable, is demonstrating exactly the kind of transparency that demanding applications require.
PRAB’s equipment is in use across aerospace and defense-adjacent manufacturing environments, including work with organizations such as Martin-Baker and Koss Aerospace, where chip processing and fluid recovery involve the demanding materials and tight tolerances described in this article. These are environments where equipment reliability and documented safety practices are not optional; they’re baseline requirements for doing business, and equipment specification decisions are evaluated against that standard.
Reactive and abrasive metal chip streams accelerate wear on conveying surfaces, screw press components, and separation equipment compared to standard steel scrap. PRAB addresses this at the design stage by specifying wear-resistant materials and component configurations tailored to the metal being processed, rather than applying a single generic design across all applications. Combined with documented maintenance intervals, this approach allows equipment in demanding material applications to achieve the same multi-decade service life that PRAB’s metal scrap conveying and chip processing systems are known for in less demanding environments.
Magnesium, titanium, and mixed-alloy chip processing carry real risks, and manufacturers evaluating equipment for these applications deserve direct answers, not vague reassurance. PRAB designs chip processing, conveying, and fluid recovery equipment in line with combustible metals safety standards, documents maintenance and wear guidance specific to the material being processed, keeps reactive metal streams properly segregated, and works alongside fire protection and dust hazard specialists to make sure facility-level safety coverage is complete. That combination is what allows PRAB to be evaluated as a responsible, transparent partner on the most demanding materials a metalworking operation handles.
About the Author
Paul Montgomery is the Marketing Leader at PRAB, Inc., an industrial equipment manufacturer specializing in metal chip processing, coolant recycling, fluid filtration, and wastewater treatment systems. He brings more than 20 years of B2B marketing and executive leadership experience, including CMO and VP roles, with a track record that includes 300% year-over-year growth at TrueCoverage and an 83% reduction in customer acquisition cost through cross-functional team leadership. At PRAB, Paul leads digital strategy and content across the company’s full product portfolio.
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