{"product_id":"porous-metal-spargers","title":"Porous Metal Spargers – Fine Bubble Gas Dispersion for Bioreactors \u0026 Process Tanks","description":"\u003ch2\u003eProduct description\u003c\/h2\u003e\n\u003ch3\u003ePorous metal spargers for high-efficiency gas\/liquid contacting\u003c\/h3\u003e\n\u003cp\u003ePorous metal spargers are sintered metal diffusion devices engineered to introduce gases into liquids as extremely fine bubbles. By creating a high gas-to-liquid contact area, spargers improve mass transfer efficiency, reduce gas consumption, and enhance process performance in bioreactors and industrial systems.\u003c\/p\u003e\n\u003cp\u003ePorous metal technology provides thousands of flow paths through a rigid, all-metal porous structure, enabling consistent bubble formation and reliable performance across demanding operating conditions. In many applications, fine-bubble sparging can significantly improve gas absorption compared with conventional drilled pipe spargers. :contentReference[oaicite:1]{index=1}\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eProduct configurations\u003c\/h2\u003e\n\u003cp\u003eThis product page covers a configurable sparger range that can be supplied as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eIn-tank spargers\u003c\/strong\u003e – installed in vessels for batch or continuous processes\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eIn-line spargers\u003c\/strong\u003e – installed in the process flow path (intrusive or non-intrusive designs)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eMicro bioreactor spargers\u003c\/strong\u003e – sparger tips for laboratory and pilot-scale bioreactors\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eQuick-change spargers for bioreactors\u003c\/strong\u003e – assemblies with replaceable sparger tips to minimize turnaround time\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSparger assemblies for large tanks\u003c\/strong\u003e – manifolded systems (e.g., grid or octagonal layouts) for uniform distribution\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\n\u003ch2\u003eOperating principle\u003c\/h2\u003e\n\u003cp\u003eSparging is the controlled introduction of gas into a liquid. Gas is forced through micron-scale pores in the porous metal element, producing many small, slow-rising bubbles. This increases surface area and improves dissolution and reaction efficiency.\u003c\/p\u003e\n\u003cp\u003eTypical benefits include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003efine bubble propagation for fast mass transfer\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eimproved gas absorption efficiency (reported up to ~300% improvement versus traditional sparging in certain applications)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ereduced gas usage and faster throughput\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003esimple, robust, all-metal construction with no moving parts\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn-line designs can be installed directly in-line or intrusively into piping, while in-tank systems can be arranged as single elements or manifolded patterns for larger vessels. :contentReference[oaicite:2]{index=2}\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eMedia grades and micron options\u003c\/h2\u003e\n\u003cp\u003ePorous metal spargers are supplied in defined media grades to match bubble size and mass transfer needs. Typical guidance:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003e2 µm\u003c\/strong\u003e – recommended for most gas sparging applications\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003e10 µm\u003c\/strong\u003e – commonly recommended for steam sparging applications\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003e40 µm\u003c\/strong\u003e – often used for agitation\/mixing applications\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBioreactor micro sparger tips are commonly available in \u003cstrong\u003e2 µm, 5 µm, 10 µm and 15 µm\u003c\/strong\u003e media grades depending on design. :contentReference[oaicite:3]{index=3}\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eMaterial options\u003c\/h2\u003e\n\u003cp\u003ePorous metal spargers can be supplied in corrosion-resistant and high-performance alloys to suit process chemistry, temperature and cleaning regimes. Common alloy options include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003e316L\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003e904L\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eNickel 200\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eMonel 400\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eInconel 600\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHastelloy C-276\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHastelloy C-22\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHastelloy X\u003c\/strong\u003e\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlloy selection depends on corrosion risk, operating temperature, and the gas\/liquid system requirements. :contentReference[oaicite:4]{index=4}\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eTypical applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003ebioreactors and fermentation (oxygen transfer, aeration)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003echemical processing (gas\/liquid reactions, stripping, oxidation)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ewater and wastewater treatment (aeration, pH control)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003efood and beverage (carbonation, oxygen stripping)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003elarge tank gas distribution using manifolded sparging assemblies\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\n\u003ch2\u003eInstallation and operating notes\u003c\/h2\u003e\n\u003cp\u003eTo maintain performance, avoid mechanical abrasion of the porous surface, keep hands and tools clean, and ensure gas is filtered appropriately to protect the porous media. Maintain gas flow when liquid is present to reduce backflow and fouling risk. :contentReference[oaicite:5]{index=5}\u003c\/p\u003e\n\u003chr\u003e\n\n\u003ch2\u003eConfiguration and quotation\u003c\/h2\u003e\n\u003cp\u003ePorous metal spargers are supplied according to application requirements. To specify a sparger, provide:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cp\u003esparger type (in-tank, in-line, micro bioreactor, quick-change, large tank assembly)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003egas type and gas flow rate\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eliquid type, temperature and viscosity\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003emedia grade \/ micron rating\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003ematerial selection\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003edimensions and connection requirements\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTechnical support is available to confirm sizing, layout (for large tanks), and optimal media grade selection. :contentReference[oaicite:6]{index=6}\u003c\/p\u003e\n\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is a porous metal sparger used for?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Porous metal spargers are used to introduce gases into liquids as fine bubbles to improve gas absorption and mass transfer in bioreactors and industrial processes.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the difference between in-tank and in-line spargers?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"In-tank spargers are installed inside vessels for batch or continuous operation, while in-line spargers are installed in the process piping or flow path to disperse gas directly into a moving liquid stream.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which micron ratings are typical for porous spargers?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Common media grades include 2 µm for most gas sparging, 10 µm for steam sparging, and 40 µm for agitation. 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