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Written by Paul Montgomery, Marketing Leader at PRAB. Reviewed by [Application Engineering, name/title TBD]. Published [Date]. Last updated [Date]. Quick Answer What is a closed-loop metalworking system? A closed-loop metalworking system is a plant-wide architecture in which metal chips, coolant, and wastewater are continuously captured, processed, and returned to productive use rather than being discharged or hauled away as waste. […]

Written by Paul Montgomery, Marketing Leader at PRAB. Reviewed by [Application Engineering, name/title TBD]. Published [Date]. Last updated [Date]. Quick Answer Does the material being machined affect which metal scrap conveyor or chip processing system I need? Yes, significantly. Chip morphology, bulk density, abrasiveness, and coolant affinity vary widely by material. Aluminum produces fine, stringy chips with high coolant retention […]

Written by Paul Montgomery, Marketing Leader, PRAB, Inc. Reviewed by Mike Proos   |   Published July 2, 2026   |   Last updated July 2, 2026 Quick Answer: A wringer uses centrifugal force to fling cutting fluid off metal chips, recovering fluid that would otherwise leave with the scrap. The recovered fluid is mechanically separated, not chemically cleaned, so it can carry fines […]

Written by Paul Montgomery, Marketing Leader at PRAB.  Reviewed by Mike Proos, Director of Engineering &Field Service.  Published 6/XX/2026.  Last updated 6/XX/2026.   Q: What is centralized coolant management, and how does it improve OEE? A: Centralized coolant management is the practice of filtering, conditioning, and recycling metalworking coolant from one central system that serves every machine in a plant, […]

PRAB’s  Method is a four-step design framework for metalworking operations building or upgrading centralized coolant recovery systems. The method covers four decisions that determine system performance: volume assessment, filtration technology selection, upstream chip processing integration, and ROI validation. When applied correctly, it consistently delivers 95-98% fluid recovery and return on investment within 6 to 18 months. This guide walks through […]

Written by Paul Montgomery, Marketing Leader, PRAB, Inc. Reviewed by Mike Proos, Director of Engineering/Field Service at PRAB Inc.  |   Published June 9, 2026  |   Last updated June 10, 2026   Quick answer: Control odor and bacteria in recirculating coolant by addressing the conditions that feed microbial growth: keep the concentration within range, remove tramp oil and fines, keep the […]

Written by Paul Montgomery, Marketing Leader at PRAB.  Reviewed by Mike Proos, Director of Engineering &Field Service.  Published 6/9/2026.  Last updated 6/9/2026.   Q: What is a Profit and Compliance Platform for metalworking operations? A: A Profit and Compliance Platform is an integrated way to manage the three waste streams every metalworking plant produces- metal scrap, spent cutting fluids, and industrial wastewater- […]

PRAB’s Metal Chip Processing Selection Framework is a structured decision tool for metalworking operations selecting between wringers, briquetters, crushers, and centrifuges. The framework aligns three operational variables, scrap volume, metal type, and fluid content, with the equipment configurations that consistently deliver up to 90% scrap volume reduction, up to 98% coolant recovery, and up to 25% increase in scrap resale […]

Precision manufacturing demands absolute control over the cutting environment. While machine shops invest heavily in rigid CNC machine tools, high-performance cutting inserts, and advanced programming workflows, they often overlook the single element that ties these components together: the metalworking fluid. Coolant is the lifeblood of the machining process, managing extreme thermal loads, providing critical boundary lubrication, and flushing chips out […]

A practical guide for machining, stamping, and grinding operations A magnetic slide conveyor moves ferrous chips, turnings, stamping slugs, and small parts using permanent magnets mounted on a chain that runs beneath a stationary stainless steel slider bed. The magnets grip the material through the slider surface and carry it to the release point, where the chain curves away, dropping […]