Manufacturer Profile: Wuqiao Mechanical
Brief Profile
Wuqiao Mechanical, headquartered in Wuqiao County, Hebei Province, China, is a subsidiary of Wuqiao Compressor Co., Ltd., a leading industrial equipment manufacturer established in 2000. The company specializes in the design, production, and global distribution of pneumatic portable sandblaster tanks, which form part of its broader portfolio of surface treatment and corrosion protection systems. With ISO 9001 certification and recognition as a "National Quality Stable Product" by the China Quality Inspection Association, Wuqiao Mechanical operates from a 50,000 m² facility equipped with over 1,000 precision machining tools. Its product range spans nine series, including screw compressors, piston compressors, and sandblasting equipment, with 800+ variants exported to 20+ countries. The company is renowned for its integration of pressure vessel technology and abrasive blasting systems, catering to industries like shipbuilding, petrochemicals, and automotive restoration.
Application
Wuqiao’s pneumatic portable sandblaster tanks are engineered for versatile surface preparation across demanding environments:
Industrial Facilities: Cleaning and roughening steel structures, pipelines, and storage tanks in refineries, power plants, and chemical factories.
Shipyard Maintenance: Removing marine growth, rust, and old coatings from hulls, decks, and propellers during dry-dock repairs.
Automotive & Aerospace: Stripping paint, corrosion, and welds from aircraft fuselages, automotive chassis, and engine components.
Construction & Infrastructure: Restoring concrete surfaces, bridges, and monuments by eliminating graffiti, efflorescence, and weathered layers.
Foundry & Metalworking: Deburring, descaling, and creating anchor profiles on castings, forgings, and machined parts.
The tanks support both indoor and outdoor operations, with models like the 0.6 m³ variant capable of sustained blasting in windy or humid conditions.
Features
Pressure-Vessel Compliance: Built to ASME/GB standards, the tanks withstand pressures up to 125 PSI, ensuring safety during abrasive acceleration.
Modular Design: Interchangeable components (e.g., nozzles, hoses) allow customization for silica sand, steel grit, or glass bead media.
Ergonomic Portability: Lightweight aluminum frames and reinforced wheels enable single-operator handling across job sites.
Moisture Control: Integrated self-emptying traps and inline separators prevent clogging from compressed air condensation.
Continuous Operation: The 0.6 m³ tank delivers 45 minutes of uninterrupted blasting at 100 PSI, reducing downtime.
Safety Mechanisms: Dual pressure relief valves and rupture discs mitigate over-pressurization risks.
Main Parts
Pressure Vessel: Carbon steel tank (8 mm wall thickness) with ASME U-stamp certification.
Abrasive Metering Valve: Adjusts media flow rate (0.5–5 kg/min) via a precision-machined orifice.
Blasting Hose: 10 m-long, double-braided rubber hose rated for 150 PSI working pressure.
Ceramic Nozzles: Tungsten carbide-lined tips in 6 mm, 8 mm, and 10 mm diameters for focused abrasive streams.
Air Regulator: Dial-type gauge with 0–125 PSI range and lockable adjustment knob.
Moisture Separator: Cyclonic filter with automatic drain valve to remove 99% of water droplets.
Deadman Handle: Pneumatic-activated control for instant blast cessation during emergencies.
Basic Parameters
Parameter Specification
Tank Capacity 0.21 m³ (500 mm dia.), 0.3 m³ (600 mm), 0.45 m³ (700 mm), 0.6 m³ (800 mm)
Working Pressure 65–125 PSI (4.5–8.6 bar)
Air Consumption 6–25 CFM (170–708 L/min)
Abrasive Capacity 80 lbs (36 kg) for 0.6 m³ tank
Hose Length 10 m (33 ft)
Nozzle Size 6–10 mm (adjustable)
Dimensions (L×W×H) 0.6 m³ model: 120×60×80 cm (47×24×31 in)
Weight 180 kg (397 lbs) for 0.6 m³ variant
Certifications ISO 9001, ASME U-stamp, CE
Manufacturer Profile: Chongqing Xinyu Pressure Vessel (Portable Sandblaster Tank Division)
Brief Profile
Chongqing Xinyu Pressure Vessel Manufacturing Co., Ltd., founded in 1996 and headquartered in Shapingba District, Chongqing, is a subsidiary of Houpu Clean Energy Group. The company specializes in high-pressure containers for cryogenic storage, hydrogen refueling, and industrial blasting systems. With A1/A2 pressure vessel design/manufacturing licenses, ASME U-certification, and 104 patents, Xinyu operates a 26,000 m² facility with 12,000 tons/year steel processing capacity. Its portable sandblaster tanks integrate advanced welding techniques (e.g., automatic submerged arc) and non-destructive testing (NDT) to meet petrochemical and aerospace standards. The company serves clients in 15 countries, including partnerships with Sinopec and CNPC for pipeline maintenance projects.
Application
Xinyu’s portable sandblaster tanks are tailored for critical infrastructure projects:
LNG/CNG Storage: Preparing tank interiors for cryogenic coatings by removing mill scale and weld spatter.
Hydrogen Infrastructure: Cleaning 70 MPa hydrogen storage vessels to eliminate contaminants that could cause embrittlement.
Offshore Platforms: Blasting subsea pipelines and jack-up rigs in marine environments with salt-spray resistance.
Nuclear Facilities: Decontaminating reactor components by removing radioactive surface layers.
Railway & Bridge Engineering: Restoring steel girders and concrete piers by eliminating corrosion products.
The tanks support multi-media blasting, including recyclable steel shot for eco-friendly operations.
Features
Cryogenic Resistance: Double-walled insulation maintains performance in -40°C to +80°C environments.
Explosion-Proof Design: ATEX-certified components for use in flammable atmospheres (e.g., oil refineries).
Remote Control: Wireless deadman handles enable safe operation from 15 m distances.
Media Recovery: Built-in cyclone separators reclaim up to 85% of used abrasives.
Corrosion Protection: Epoxy-coated interiors resist abrasive wear and chemical degradation.
Quick-Change Nozzles: Magnetic coupling system reduces downtime during nozzle swaps.
Main Parts
Dual-Layer Tank: Inner 316L stainless steel (5 mm) + outer carbon steel (10 mm) for durability.
Pneumatic Control Panel: Touchscreen interface for pressure, flow, and blast time settings.
Abrasive Hopper: 120-liter capacity with vibratory feed for consistent media delivery.
Blasting Gun: Lightweight carbon fiber body with ergonomic grip and LED aiming light.
Dust Collector: HEPA-filtered system capturing 99.97% of airborne particles.
Grounding Kit: Static dissipation cables for fire prevention in explosive zones.
Telematics Module: Real-time monitoring of pressure, consumption, and maintenance alerts via 4G/LTE.
Basic Parameters
Parameter Specification
Tank Capacity 0.5 m³ (132 gallons)
Working Pressure 70–150 PSI (4.8–10.3 bar)
Air Consumption 10–35 CFM (283–991 L/min)
Abrasive Capacity 120 kg (265 lbs)
Hose Length 15 m (49 ft) with anti-kink spring
Nozzle Size 8–12 mm (boron carbide-lined)
Dimensions (L×W×H) 150×75×95 cm (59×30×37 in)
Weight 220 kg (485 lbs)
Certifications ASME Section VIII, ATEX Zone 2, PED
Noise Level ≤85 dB(A) at 1 m distance
Comparative Analysis
Wuqiao’s tanks excel in cost-effective, high-volume blasting for general industry, while Xinyu’s models prioritize precision and safety in hazardous environments. Both manufacturers offer modular designs, but Xinyu’s integration of IoT and cryogenic resistance positions it as a leader in advanced surface treatment applications.
