Roller Conveyor H-Beam Automatic Shot Blasting Rust Removal & Cleaning Machine

Anyone engaged in steel structure and heavy component processing knows that surface treatment is an indispensable step before welding, cutting and painting. Steel workpieces need thorough rust removal and oxide scale stripping, alongside an even surface texture. Without proper treatment, paint coatings tend to peel off easily, drastically shortening the anti-corrosion service life of finished products.

In the past, most manufacturers relied on manual wire brush grinding or chemical pickling, but these methods are no longer viable for mass production lines today. Manual polishing delivers low efficiency, while chemical pickling causes severe pollution and safety hazards, failing to meet increasingly strict environmental protection and workplace safety regulations.

Developed to solve these common industry challenges, the fully automatic roller conveyor shot blasting machine for H-beams has become the most popular automated equipment for rust removal and pretreatment in steel structure plants. The whole production line supports uninterrupted continuous processing, capable of one-step thorough cleaning for H-beams, I-beams, steel plates, structural pipes and intricately shaped welded components.

Complete Working Process of H-Beam Roller Shot Blasting Equipment

Equipped with heavy-duty continuous roller conveyors, the machine automatically feeds steel profiles into a fully enclosed blasting chamber without manual handling.

1. Adjustable-Speed Automatic Feeding
   Steel materials are placed on external load-bearing roller tables with freely adjustable conveying speeds. Operators can match appropriate feeding rates for heavily rusted materials or thin plates to achieve controllable and consistent cleaning results.
2. Multi-Position Blasting Wheels for 360° Full-Coverage Cleaning
   Multiple high-efficiency blasting wheels are installed inside the blasting cabinet at optimized angles calculated through repeated tests. High-speed steel shot bombards every surface of steel profiles, completely removing heavy rust, welding slag and rolling mill scale without blind spots on edges and gaps.
3. Circulating Abrasive Recovery & Centralized Dust Treatment
   The machine comes with integrated bucket elevators, air-wash separators and large-capacity pulse bag dust collectors. Dust and fine debris generated during cleaning are filtered and collected separately, while intact reusable steel shot is automatically recycled to cut long-term consumable costs.
4. Built-in Cleaning Unit at Discharge for Immediate Coating
   Before steel profiles exit the machine, built-in high-pressure blowers and rotating brushes sweep away residual shot attached to workpiece surfaces. Clean finished parts require no secondary manual cleaning and can be sent directly to painting or subsequent processing procedures.

Core Advantages for Steel Structure Manufacturers

1. Uniform Surface Roughness for Enhanced Coating Adhesion
   Processed steel maintains consistent surface finish that steadily meets Sa2.5 to Sa3.0 blasting standards. Coatings adhere firmly to metal substrates, resisting peeling and flaking under outdoor exposure and significantly extending the anti-corrosion lifespan of steel structures.
2. Continuous In-Line Operation for High Output & Labor Savings
   Custom-built for heavy steel assembly lines, this equipment eliminates repeated manual handling and grinding. It maximizes daily processing capacity and substantially cuts labor expenses over long-term production.
3. Fully Customizable Design to Fit Diverse Factory & Production Needs
   We offer a wide range of models: compact light-duty units for small workshops and heavy-duty customized production lines that handle workpieces up to 4000 mm in maximum width. Equipment dimensions and configurations can be adjusted according to your actual workshop space and daily output targets to perfectly integrate with existing production lines.
4. Superior Dust Removal for Clean, Environmentally Compliant Workshops
   Supported by a high-flow pulse dust removal system, dust concentration in the workshop is kept far below domestic and international emission limits. Factories can smoothly pass environmental assessments while providing cleaner, healthier working conditions for operators.

One-Stop Supporting Services from Reliable Original Equipment Manufacturer

Qingdao Xinke Machinery Technology Co., Ltd. is an ISO9001-certified high-tech manufacturer with years of professional experience in steel surface cleaning and casting equipment. Our heavy-duty Shot Blasting Machines are widely adopted by steel processing factories worldwide.
We provide free customized CAD workshop layout drawings based on client requirements, delivering a full set of turnkey solutions covering equipment design, manufacturing, on-site installation and after-sales maintenance.