Industrial Rotary Trommel Screen 3D CAD model designed for continuous screening and separation of bulk materials in mining, recycling, agriculture, and waste processing industries. The machine consists of a rotating cylindrical drum with perforated screening panels, supported by a structural frame and driven by an electric motor through a gear or chain transmission system.During operation, raw material is fed into the rotating drum where tumbling motion and gravity separate particles by size. Smaller particles pass through the perforated holes while larger materials move toward the discharge outlet. The rotating action ensures efficient screening and prevents material buildup inside the drum.The system typically includes support rollers, drive mechanisms, feed inlet, discharge outlet, and collection hoppers for separated materials. The trommel design provides high throughput, continuous operation, and effective separation performance.This CAD model illustrates key engineering aspects of industrial screening equipment, rotating drum separation systems, and bulk material processing machinery, making it useful for mechanical design reference, material processing plant design, and industrial equipment development.Key Features• Rotating perforated drum screening system• Continuous material separation process• Heavy-duty industrial frame structure• Electric motor driven rotation system• High screening efficiency• Gravity-based particle separation• Suitable for large-scale processing operations• Detailed industrial CAD assemblyMain Components• Perforated rotary drum• Electric motor and drive system• Support rollers and bearings• Structural support frame• Material feed inlet• Discharge outlet• Collection hopper system• Protective housing panelsTypical Applications• Mining and mineral processing• Sand and gravel screening• Compost and soil separation• Waste recycling plants• Agricultural material processing• Industrial bulk material classification