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Specifications
| Parameter | Details |
| Diameter Range | 6-250 mm |
| Hardness | Customizable (Shore A) |
| Color | Customizable |
| MOQ | 1,000 pcs |
| Lead Time | Approx.15 days |
| OEM/ODM | Available |
Heavy duty abrasive cleaning balls are designed for the most demanding tube cleaning situations, where hard calcium carbonate, sulfate scale, or compacted deposits have built up to a level that standard rubber or sponge balls cannot remove. The outer surface is coated with bonded corundum (aluminium oxide) or silicon carbide grit, providing the mechanical cutting force needed to break down and dislodge hard scale in a single cleaning campaign.
They are used for recovery cleaning after a maintenance gap, system commissioning, and scheduled deep-clean passes in high-fouling industrial environments. For ongoing maintenance after the recovery pass, systems typically transition to rubber cleaning balls or wear-resistant cleaning balls.
Standard abrasive cleaning balls are suited for moderate scale and periodic maintenance passes. Heavy duty abrasive balls use a coarser, more densely bonded grit layer and a firmer core construction, delivering significantly higher abrasive force for severe fouling situations. The tradeoff is shorter service life and higher risk of surface damage on soft tube materials, they are not suitable for copper or thin-wall titanium tubes.
| Abrasive Layer | Grit Type | Best For |
| Corundum (Al₂O₃) | Medium / Coarse | Standard hard mineral scale |
| Silicon Carbide (SiC) | Coarse | Extremely hard deposits, fast removal |
| Diamond Grit | Ultra-fine / Fine | Precision cleaning, hard alloy tubes |
| Parameter | Details |
| Diameter Range | 6–250 mm |
| Grit Level | Medium / Coarse / Ultra-Coarse |
| Core Material | PU or rubber |
| MOQ | 1,000 pcs |
| Lead Time | Approx. 15 days |
| OEM / ODM | Available |
After extended operation without a cleaning ball program, heat exchanger and condenser tubes accumulate hard scale that blocks flow and reduces heat transfer. Heavy duty abrasive balls are the first-pass tool to restore tube surface condition before normal maintenance cleaning resumes. See cleaning balls for heat exchangers.
High dissolved solids in cooling water and process fluids in refineries and chemical plants create hard scale rapidly. Scheduled quarterly or shutdown deep-clean passes with heavy duty abrasive balls reset tube condition before fouling reaches flow-restricting levels. See cleaning balls for the chemical industry and cleaning balls for the oil & gas industry.
Steam turbine condensers operating on seawater or hard cooling water accumulate calcium and biological fouling that heavy duty abrasive balls clear during scheduled outages. See cleaning balls for power plant condensers.
Contact us at info@rubbercleaningballs.com with your tube inner diameter, tube material, fouling description, and scale thickness estimate. We respond within 24 hours.