Portable Mobile Blast Machine For Shot Blasting

Product Data

Product detail

Features

High-Power Specialized Shot Blasting Wheel:
Serving as the power core of the 8-inch shot blaster, this high-power specialized shot blasting wheel is engineered with a focus on three key objectives :stable output, high operational efficiency, and long service life;encompassing everything from structural design and assembly processes to adaptability for specific working conditions. It is the critical component that enables the machine to deliver superior shot blasting performance.

The high torque motor driving the wheel undergoes a rigorous three stage dynamic balancing calibration process before leaving the factory: first, a single-plane rough correction is performed under no load conditions to eliminate initial imbalances resulting from assembly; next, a dual plane precision correction is conducted at 70% of the rated load to match actual operating stress conditions; finally, a comprehensive re-check is carried out after two hours of continuous full-power operation to ensure that any residual imbalance remains within the G2.5 grade limits specified by the ISO 1940 standard. When this calibrated motor is paired with a high chrome cast iron wheel body formed via integrated casting ;the machine's vibration amplitude during operation is strictly controlled to within 0.15 mm. This not only significantly reduces hand-transmitted vibration, preventing worker fatigue during prolonged use, but also fundamentally minimizes the impact of vibration on vulnerable components like bearings and seals. Consequently, the service life of the wheel's core components is extended by over 40% compared to standard models lacking dynamic balancing optimization. Furthermore, operational noise is kept below 80 dB, fully complying with environmental standards for low noise workshop operations.

Stable power output translates directly into consistent shot projection performance: during full-load operation, the shot projection velocity remains steady at 72 m/s, free from speed degradation caused by voltage fluctuations or heat buildup during extended use. Combined with a control cage and blade configuration optimized through fluid dynamics simulation, the shot stream is distributed evenly across the impact zone. There are no significant "blind spots" in impact force across the lateral coverage area; even minute floor crevices and residual slurry in uneven spots receive uniform impact, ensuring truly comprehensive, dead zone-free coverage. This system responds rapidly to the demands of various operating conditions. When dealing with thick layers of old paint or epoxy residue on flooring, it utilizes the impact force of high-speed abrasive media to quickly strip coatings without requiring repeated passes. For steel surfaces, the uniform impact of the media removes oxide layers and surface rust without creating deep localized pits, resulting in a smooth, even surface texture. Regarding the removal of thermoplastic road markings from asphalt, the precisely controlled impact force completely eliminates residue without damaging the asphalt aggregate structure or compromising the pavement's original strength.

This shot-blasting wheel excels particularly on the most common C30-grade concrete flooring. A single, steady pass consistently achieves a surface roughness (Rz) of 0.3–1.2 mm;the "golden range" for optimal adhesion in flooring and epoxy applications. This ensures the surface is neither too smooth (which would compromise coating bond strength) nor excessively rough (which would waste coating material). Concrete surfaces treated with this equipment see an increase in subsequent epoxy coating adhesion of over 30%, significantly reducing the risk of blistering or delamination. Tasks that previously required two or three passes with standard equipment can now be completed in a single run, eliminating the wasted time and electricity associated with repeated operations. Field data shows that, for the same motor power, its effective operational efficiency exceeds that of standard market equipment by more than 30%; in an 8 hour workday, it covers nearly 100 square meters more area, a productivity advantage that is further amplified during large scale, long term operations.

Additionally, this high power, specialized shot-blasting wheel features multiple durability enhancements. The working surface that contacts the abrasive media utilizes a thickened, high chromium wear resistant layer, offering a continuous service life of over 1,200 hours under normal conditions. This drastically reduces routine maintenance time and makes the unit perfectly suited for projects requiring long, continuous operation serving as a core component that balances performance, efficiency, and durability for small to medium scale shot blasting tasks.

Application field

Product use