{"product_id":"asset-pack-50453118978-example-product-4","title":"River AI Cement Extruder","description":"\u003ch2\u003eCement Extruder for Robotic and Large-Format 3D Printing\u003c\/h2\u003e\n\u003cp\u003eOur cement extruder is designed for reliable extrusion of standard cementitious mixes, fiber-reinforced cement, recycled-material blends, and select earthen or organic material systems. With proper screening, hydration, and mix development, the platform can also support clay-based, soil-based, adobe-style, lime-based, bio-composite, and other paste-like materials used in experimental construction, sculpture, and sustainable fabrication.\u003c\/p\u003e\n\u003cp\u003eDeveloped through extensive in-house testing with recycled aggregate, fiber, and lightweight filler systems, this extrusion platform is built for researchers, fabricators, and advanced manufacturing teams working with printable mortar, cement-based materials, and alternative paste-extrusion workflows.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe system uses a stainless steel body with a 4-inch-wide material barrel and an internal auger designed to move material downward into a controlled mixing and extrusion chamber. Integrated pin mixers and paddle agitation inside the auger help keep cementitious material active, reducing settling and improving consistency during operation. A built-in vibration system supports smoother material flow, helping dense or fiber-filled mixes feed more reliably through the barrel.\u003c\/p\u003e\n\u003cp\u003eAt the lower chamber, the extruder can be configured for accelerant or colorant injection, allowing users to tune set time, bead appearance, or multi-stage material behavior closer to the nozzle. A custom-designed final mixing section helps complete blending before extrusion, supporting cleaner bead formation and more consistent output.\u003c\/p\u003e\n\u003cp\u003eThe extruder can be manually fed for lab-scale testing, small-batch material development, or direct experimental printing. For automated production workflows, it can also be paired with our tube adapter for pump-fed operation.\u003c\/p\u003e\n\u003cp\u003eA high-torque NEMA 34 motor and precision 10:1 planetary gearbox provide the drive strength needed for demanding cement extrusion work. This motor system was selected to handle high-resistance mixes, including fiber-reinforced and recycled-material cement blends, while maintaining controlled material delivery.\u003c\/p\u003e\n\u003cp\u003eNozzle options range from 5 mm to 50 mm, making the system adaptable for fine bead testing, prototype components, robotic deposition, sculptural elements, and larger-format cement printing.\u003c\/p\u003e\n\u003cp\u003eThe extruder is designed for practical daily use: it can be easily disassembled after operation for cleaning, inspection, and maintenance. Mounting hardware is included for integration with robotic arms, gantry systems, test stands, and custom fabrication platforms.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompatible with standard cementitious and fiber-reinforced mixes\u003c\/li\u003e\n\u003cli\u003eDeveloped through testing with recycled-material cement blends\u003c\/li\u003e\n\u003cli\u003eStainless steel body construction\u003c\/li\u003e\n\u003cli\u003e4-inch-wide material barrel\u003c\/li\u003e\n\u003cli\u003e930 mm \/ 36.6-inch overall height\u003c\/li\u003e\n\u003cli\u003eInternal auger with pin mixers and paddle agitation\u003c\/li\u003e\n\u003cli\u003eIntegrated vibration system for smoother material flow\u003c\/li\u003e\n\u003cli\u003eLower chamber for accelerant or colorant injection\u003c\/li\u003e\n\u003cli\u003eCustom final mixing section for consistent bead extrusion\u003c\/li\u003e\n\u003cli\u003eManual-feed operation or pump-fed operation with tube adapter\u003c\/li\u003e\n\u003cli\u003eHigh-torque NEMA 34 motor system with 10:1 planetary gearbox\u003c\/li\u003e\n\u003cli\u003eNozzle sizes from 5 mm to 50 mm\u003c\/li\u003e\n\u003cli\u003eDesigned for easy disassembly and cleaning\u003c\/li\u003e\n\u003cli\u003eMounting hardware included\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"River AI Design","offers":[{"title":"Default Title","offer_id":49562652246154,"sku":null,"price":8500.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/0868\/0586\/files\/Injector_Barrel_2026-Jun-17_06-21-20PM-000_CustomizedView31412585747_png.png?v=1781721021","url":"https:\/\/river-ai-design.com\/products\/asset-pack-50453118978-example-product-4","provider":"River AI Design","version":"1.0","type":"link"}