From a simple observation of wind-driven sand to today's fully automated robotic blasting cells, abrasive blasting has undergone more than 150 years of innovation. What began as a revolutionary cleaning method has evolved into an essential manufacturing process used across countless industries for surface preparation, cleaning, restoration, and precision finishing. Here's a look at the key milestones that shaped the history of sandblasting.

1870: Sandblasting Was Invented in the United States

Sandblasting was invented in 1870 by American military officer Benjamin Chew Tilghman. After observing the abrasive effect of wind-blown sand on glass windows, Tilghman realized the same principle could be applied to industrial cleaning and surface preparation. This observation led him to develop the world's first sandblasting process. Tilghman's U.S. patent was granted in 1870, followed by a British patent later that same year. His groundbreaking invention earned him numerous honors throughout his career, including the Grand Medal of Honor from the City of New York and the Elliott Cresson Medal from the Franklin Institute.

1918: The First Sandblasting Cabinet Was Invented​

The first enclosed sandblasting cabinet was introduced in 1918 to improve operator safety by containing abrasive media and extracting dust.

Early cabinets featured a viewing window, a rotating worktable, and an exhaust fan that removed airborne dust during blasting.

These innovations made the blasting process cleaner, safer, and more efficient while significantly reducing worker exposure to hazardous dust.

At the time, silica sand was the primary blasting media. Unfortunately, prolonged exposure to airborne silica dust often caused silicosis, a serious and irreversible lung disease affecting thousands of workers.

1930s: Sandblasting Became a Widely Used Industrial Process

During the 1930s, the U.S. Navy began using sandblasting extensively to remove corrosion from ships and extend the service life of naval vessels.

Its effectiveness quickly led to widespread adoption across many industries, including manufacturing, construction, rail transportation, and heavy equipment maintenance.

Sandblasting became the preferred method for cleaning, restoring, and preparing metal surfaces before painting, coating, or welding.

1940s:  The First Wet Blasting Machines Were Developed​

Nearly 80 years after the invention of sandblasting, the first wet blasting systems were developed.

Wet blasting uses water mixed with abrasive media instead of dry abrasives. The addition of water dramatically reduces airborne dust while maintaining effective cleaning and surface preparation.

The primary advantages of wet blasting include:

• Significant dust suppression
• Reduced risk of static electricity
• Improved visibility during blasting

However, wet blasting also presents several challenges, including:

• Increased water consumption
• Higher operating costs
• The potential for flash rust on ferrous metals if surfaces are not properly dried and protected

1950s: Silica Sand Was Phased Out Due to Its Link to Silicosis

Great Britain became the first country to prohibit the use of silica sand for abrasive blasting in 1950 because of the severe health risks associated with respirable crystalline silica.

Over the following decades, many other countries adopted similar regulations.

In 1974, OSHA recommended eliminating silica sand—and other abrasives containing more than 1% free silica—from abrasive blasting operations whenever safer alternatives were available.

As a result, the industry transitioned toward safer blasting media, including:

• Steel grit
• Steel shot
• Glass beads
• Aluminum oxide
• Garnet
• Crushed glass
• Plastic media

Wet blasting also became increasingly popular as an effective method for reducing dust exposure.

2000s: Abrasive Blasting Expanded Beyond Surface Preparation​

Today, abrasive blasting is used in far more applications than industrial cleaning and surface preparation.

Some notable examples include:

Dentistry

Dentists use micro-abrasive blasting to remove plaque, prepare tooth surfaces, and eliminate small areas of decay with minimal impact on surrounding healthy enamel.

Aesthetics

Microdermabrasion uses fine abrasive particles to exfoliate the skin, reduce imperfections, and improve overall skin texture.

Glass Art

Artists use abrasive blasting to engrave intricate designs into glass, creating decorative patterns and frosted finishes.

Medical Device Manufacturing

Manufacturers of medical devices such as stents use precision micro-abrasive blasting to remove microscopic burrs and contaminants that could compromise product performance or patient safety.

2022: Global Abrasive Media Consumption Reached More Than 30 Million Tons​

The global market for blast abrasive media continues to grow rapidly.

According to Global Market Insights, worldwide abrasive media consumption reached approximately 30.2 million metric tons (60.3 billion pounds) annually, representing a market value of approximately US$9 billion.

Demand is expected to continue increasing as industrial production expands and manufacturers invest in more efficient surface preparation technologies.

Modern Era: Sandblasting Continues to Evolve with Automation, Robotics, and CNC Technology

Today's abrasive blasting industry is being transformed by automation, robotics, and CNC-controlled equipment.

As manufacturers face increasing labor shortages and rising production costs, automated finishing systems are helping companies improve productivity while reducing reliance on manual labor.

Modern robotic blasting cells can deliver:

• Consistent blasting quality
• Higher production throughput
• Reduced abrasive consumption
• Improved worker safety
• Lower operating costs
• Better process repeatability

With advances in robotics, artificial intelligence, machine vision, and Industry 4.0 technologies, abrasive blasting continues to evolve into a smarter, safer, and more efficient manufacturing process.

The future of abrasive blasting is being shaped by automation, robotics, and smart manufacturing technologies. As industries continue to demand greater productivity, consistency, and worker safety, modern blasting systems will play an increasingly important role in advanced manufacturing. At Kresco, we continue to develop innovative blasting solutions that help manufacturers improve efficiency while meeting the highest standards of performance and reliability.