The portable blasting machine (also known as a sandblasting unit) is a high-efficiency surface preparation tool that uses compressed air to propel abrasives at high speed, removing rust, old paint, and scale from metal surfaces. YG Machinery offers durable dry and wet portable blasting machines, widely used in shipbuilding, bridge engineering, workshop manufacturing, and petrochemical industries. Compared to manual grinding or outdated fixed blasting systems, this portable shot blasting machine delivers advantages such as dramatically lower labor costs, true mobility, and consistent surface quality.
Parameters YG Mobile Sandblaster For Sale
| Model | YG-600 | YG-700 | YG-800 | YG-1000 |
| Volume(m3) | 0.26 | 0.3 | 0.6 | 1 |
| Height | 1150 | 1250 | 1700 | 2000 |
| Sand peening capacity | 5-10(m3/h) | 6-11(m3/h) | 10-12(m3/h) | 10-30(m3/h) |
| Air source configuration | 3(m2/min) | 3(m2/min) | 3.5(m2/min) | 4(m2/min) |
| Control System | Air control | Air control | Air control | Air control |
| Diameter | 600mm | 700mm | 800mm | 1000mm |
Key Technical Features of a Small Sandblaster For Sale
- Significantly reduce labor costs: One unit does the work of 50–80 workers per day. A single operator cleans 20–30 m² per hour. For a shipyard, this translates to thousands of dollars saved monthly on wages and overtime.
- True portability: Models YG-400 to YG-700 come with heavy-duty wheels and no fixed foundation needed. Use a mobile diesel compressor for outdoor sites. The machine can be rolled directly to the workpiece, eliminating material handling time.
- Simple operation: A new worker learns basic operation in just 30 minutes. An automatic control system prevents misoperation, so even temporary staff can be productive from day one without extensive training.
- Durable construction: Tank made of Q235B carbon steel, 5–8 mm thick. The abrasive only removes surface impurities without damaging the metal structure. With basic maintenance, the machine runs reliably for years.
- Eco-friendly & economical: Most abrasives like quartz sand, garnet, and copper slag can be reused many times. The wet type option with a water-to-sand ratio of 1:1 minimizes dust for environmentally sensitive sites, helping you meet local safety regulations.
- Small footprint: The machine plus auxiliary equipment takes only 10 m² of space. It works easily in tight or confined areas such as ballast tanks, ship compartments, or crowded workshops.
Working Principle of the Portable Dustless Blasting Machine
Compressed air enters the carbon steel pressure tank, pressurizes the abrasive (e.g., quartz sand, garnet, copper slag), and forces it through a durable blast gun and an 18-meter blast hose. The abrasive particles strike the metal surface at high speed, uniformly removing contaminants while creating an ideal profile for coating adhesion. Unused abrasive falls and can be collected for reuse, reducing waste and operating costs. Dry type uses only abrasive (suitable for steel/iron); wet type adds water (1:1 ratio) to suppress dust for environmental compliance.
Case Study: YG Portable Blasting Machine in a Turkish Shipyard
Client Background:
A mid-sized shipyard located in Tuzla, Istanbul – one of Turkey’s busiest shipbuilding hubs –specializing in shipbuilding and marine repair. The yard employs approximately 200 workers and focuses on repairing bulk carriers and container vessels of up to 150 m in length, performing routine hull cleaning, rust removal, and repainting for both domestic and international clients.
Core Pain Points:
- High labor cost & low efficiency: 12–18 workers using angle grinders covered only 5–7 m² per person per hour. A 500 m² hull section took 2.5–3 days.
- Inconsistent quality: Manual work may cause rework due to uneven rust removal and poor coating adhesion.
- Dust & safety risks: Dry manual sanding generated heavy silica dust, violating local workplace safety regulations. Workers complained about respiratory discomfort, and turnover was high.
- Equipment inflexibility: Their old stationary blasting machine was bolted to the workshop floor and could not be used outdoors at the dry dock.
Solution from YG Machinery:
YG supplied two YG-600 portable blasting machines (dry type, wheel‑mounted) plus one mobile diesel air compressor (6 m³/min). The machines have a 600 mm carbon steel tank, 18m blast hose, and protective suits. Copper slag (40–50 mesh) was chosen as the abrasive. YG provided video training; four operators learned the basic operation within 30 minutes each.
Application Results:
- Better work environment, higher retention – Dust collection improves air quality. Workers no longer complain, and turnover drops.
- Uniform blasting, less rework – Consistent surface quality reduces the previous 10–15% rework rate, saving material costs.
- Easy mobility, faster work – The wheel-mounted design with a mobile compressor allows direct dry-dock operation. A three-day job now takes one shift.
Operator feedback:
“We used to dread hull cleaning – it was slow, dirty, and exhausting. Now with the YG‑600, I just roll the machine next to the section, pull the trigger, and watch the rust disappear. It’s so simple that even our new guys run it after 20 minutes of practice. And the surface is perfect every time – our paint contractor says adhesion has never been better.” – operator, Tuzla Shipyard
Ready to Transform Your Surface Cleaning Workflow?
YG Machinery provides a complete range of portable shot blasting machines – dry and wet types, tank diameters from 400 mm to 1200 mm. All units come with factory pricing, a one-year warranty, and fast global shipping. Looking for a reliable sandblasting solution for your shipyard, bridge deck, or fabrication shop? Talk to our engineer today. Just share your daily cleaning area and surface type, and we’ll send you a tailored proposal and a firm quote within 24 hours.
