Dry Ice Abrasive Blasting — Precision Cleaning Without Surface Damage
When the surface matters as much as the contamination you need to remove, dry ice abrasive blasting is the method that gets the job done without compromise. Unlike traditional abrasive media that grind into the substrate, dry ice pellets sublimate on contact — removing contaminants completely while leaving the underlying surface untouched.
Ocean Pacific Media Blasting has provided dry ice blasting services across Western Canada, Northern Canada, and Alaska for over 25 years. Our mobile units bring this specialized capability directly to your job site, whether it’s a heritage building in downtown Vancouver, a fire-damaged industrial facility in the Northwest Territories, or mining equipment at a remote northern operation.
What Is Dry Ice Blasting?
Dry ice blasting is a non-abrasive cleaning method that uses solid carbon dioxide (CO2) pellets as the blasting medium. The pellets — about the size of a grain of rice — are propelled at high velocity using compressed air. When they strike the surface, they undergo sublimation: an instant transition from solid to gas. This rapid phase change creates a micro-thermal shock that lifts contaminants away from the substrate without the mechanical erosion caused by traditional blasting media.
The result is thorough surface cleaning with no secondary waste. No spent media to sweep up, no dust clouds, no chemical residue. The contaminants themselves are the only waste product, which makes containment and disposal straightforward — a significant operational advantage on projects where environmental compliance is a factor.
This is what separates dry ice from every other abrasive blasting media: it does its job and then disappears. For project managers coordinating complex restoration or industrial cleaning work, that translates directly into faster project timelines and lower cleanup costs.
How Dry Ice Blasting Works
The process relies on three simultaneous mechanisms that work together to remove surface contamination:
Kinetic energy. The pellets are propelled at very high velocity, hitting the surface with enough force to loosen surface-level contamination — coatings, soot, grease, mould, paint, and biological growth.
Thermal shock. Dry ice pellets are extremely cold. When they contact a surface at ambient or elevated temperature, the sudden temperature differential causes the bond between the contaminant and substrate to fracture. The contaminant contracts faster than the surface beneath it, breaking the adhesive connection.
Sublimation. As the pellet transitions from solid to gas, it expands rapidly. This expansion beneath the contaminant layer creates a micro-lifting effect that separates the contamination from the surface cleanly.
The combination of these three forces means dry ice blasting removes contamination effectively without the surface profiling that occurs with traditional abrasive media. For sensitive substrates — wood, soft metals, heritage masonry, electrical components, heritage machinery — this is the critical advantage.
Key Advantages of Dry Ice Media Blasting
No surface damage or profiling. Dry ice is non-abrasive — softer than most substrates it cleans. It will not etch, pit, or alter the surface profile of metals, wood, stone, brick, concrete, or composites. This makes it the preferred choice for heritage restoration, delicate equipment, and surfaces that need to retain their dimensional integrity.
Zero secondary waste. Traditional blasting generates spent media that must be collected and disposed of — often at significant cost on large projects. Dry ice sublimates completely, leaving only the removed contaminant. On confined-space projects, this eliminates the logistical challenge of media removal from tight areas.
No water, no solvents, no chemicals. Dry ice blasting is a completely dry process. There is no wastewater to manage, no chemical runoff, and no VOC emissions. For environmentally sensitive sites, food processing facilities, and projects under strict environmental regulations, this is a decisive advantage.
Effective on porous and complex surfaces. The sublimation mechanism reaches into crevices, pores, and complex geometries that other cleaning methods miss. Brick, concrete, wood grain, weld seams, and corrugated surfaces are all cleaned thoroughly without requiring secondary hand-cleaning.
Reduced project downtime. Because there is no secondary waste and no drying time, dry ice blasting allows faster return-to-service on industrial equipment and facilities. The elimination of cleanup time alone can meaningfully reduce total project duration compared to traditional methods.
Environmentally responsible. Dry ice is manufactured from recaptured CO2 — a byproduct of other industrial processes. Using it as a blasting medium does not produce new carbon emissions. The process itself generates no dust, no particulates, and no chemical waste.
Key Advantages of Dry Ice Media Blasting
Over 25 years of specialized blasting work across Western Canada, Northern Canada, and Alaska, we’ve applied dry ice to a wide range of commercial, industrial, and institutional projects. These are the applications where dry ice consistently outperforms other methods:
Mould Remediation
Dry ice blasting removes mould from walls, structural members, HVAC systems, and building interiors without introducing moisture — which is critical, because moisture is what caused the mould growth in the first place. The process thoroughly removes visible mould while HEPA vacuum systems capture airborne spores. For remediation contractors managing mould projects in occupied buildings, the absence of chemical fumes and dust makes dry ice a strong choice for projects where air quality matters.
Fire and Smoke Restoration
Post-fire cleanup requires removal of soot, smoke residue, and char from every affected surface. Dry ice blasting removes soot from porous surfaces like brick, concrete, and wood without water damage. For projects where soda blasting for fire restoration handles deodorization and lighter contamination, dry ice handles cleanup on the most surface-sensitive substrates where any abrasion would be unacceptable. Our partnerships with First Onsite, Belfor, ServiceMaster Canada, and On Side Restoration mean we’re regularly deployed on major fire restoration projects.
Heritage and Historic Restoration
Historic masonry, heritage wood, ornamental metalwork, and protected building facades require cleaning methods that preserve the original material. Dry ice is often the method conservation architects and heritage contractors choose when surface integrity is non-negotiable. We’ve applied dry ice to projects including the Vancouver Salt Building restoration and the Yaletown Heritage restoration — projects where aggressive media would have caused irreversible damage to protected heritage surfaces.
Industrial Equipment and Machinery
Mining equipment, turbines, boilers, generators, and manufacturing machinery accumulate grease, carbon buildup, and corrosion products that reduce efficiency and accelerate wear. Dry ice blasting restores equipment to specification without disassembly, without dimensional alteration, and without the water intrusion that causes secondary corrosion. Our work at the Diavik Diamond Mine — a Rio Tinto operation in the Northwest Territories, located near the Arctic Circle — demonstrates the level of capability we bring to remote and complex industrial projects.
Electrical and Sensitive Components
Because dry ice blasting is completely dry and non-conductive, it’s safe for use on electrical panels, switchgear, generators, and control equipment. There is no risk of short-circuit, no residual moisture, and no abrasive particles left behind in sensitive assemblies.
Dry Ice Blasting vs. Sandblasting: When to Use Each
Both dry ice and traditional abrasive blasting have their place. Choosing the right method depends on the surface, the contamination type, and the project requirements.
| Factor | Dry Ice Blasting | Traditional Sandblasting |
|---|---|---|
| Surface Damage | None — non-abrasive | Profiles the surface (intentional or not) |
| Secondary Waste | Zero — pellets sublimate | Spent media requires cleanup and disposal |
| Water Use | None — completely dry | None (dry) or wet blasting variants |
| Best For | Heritage, fire cleanup, mould, electronics, delicate surfaces | Rust removal, paint stripping, surface prep for coatings, heavy corrosion |
| Surface Profiling | Does not profile | Creates anchor pattern for coatings |
| Environmental Compliance | Excellent — no chemicals, no waste | Requires containment and media disposal |
| Cost Per Hour | Higher media cost | Lower media cost |
| Total Project Cost | Often lower (no cleanup, faster completion) | Can be higher when disposal and cleanup are factored in |
The rule of thumb: if the project requires surface profiling for coating adhesion, traditional abrasive blasting is the right choice. If the project requires cleaning without altering the surface — restoration, maintenance, contamination removal — dry ice is almost always the better method.
Ocean Pacific offers all major blasting media types, so we match the method to the project rather than defaulting to a single approach. Our operators assess each project and recommend the media that delivers the best result for the specific substrate and contamination.
Is Dry Ice Blasting Safe?
Dry ice blasting is one of the safest industrial cleaning methods available when performed by trained, certified operators with proper equipment. Here’s what makes it safe — and what to be aware of:
Operator safety. Dry ice is extremely cold. Proper PPE — insulated gloves, face protection, and hearing protection — is mandatory. All Ocean Pacific operators are trained in dry ice handling procedures and work under our strong WCB safety record.
Ventilation requirements. As dry ice sublimates, it produces CO2 gas. In enclosed or confined spaces, ventilation and atmospheric monitoring are essential. Our team has extensive confined space blasting experience — from hospital elevator shafts to building interiors — and carries the monitoring equipment and safety protocols these environments require.
Surface safety. Because dry ice is non-abrasive and non-conductive, it will not damage substrates, electrical systems, or adjacent equipment. There are no sparks, no chemical reactions, and no fire risk — making it safe for use in explosive atmospheres and sensitive environments.
Environmental safety. No chemicals, no solvents, no particulate waste. The CO2 used is recaptured from existing industrial processes, not newly manufactured. The method meets or exceeds environmental requirements for virtually any jurisdiction in Canada.
How Much Does Dry Ice Blasting Cost?
Dry ice blasting project costs depend on several factors: the total surface area, contamination type and severity, substrate sensitivity, site accessibility, and project location. The media itself carries a higher per-unit cost than traditional abrasives like garnet or sand.
However, the total project cost is often comparable to or lower than traditional methods. Here’s why:
No media disposal costs. Traditional blasting generates tons of spent media on large projects. Collection, transportation, and disposal of that waste is a significant line item. Dry ice eliminates it entirely.
Reduced cleanup time. With no secondary waste to manage, post-blasting cleanup is dramatically faster. On multi-day industrial projects, this can save entire shifts of labour.
No secondary damage costs. Water damage from wet cleaning, surface damage from overly aggressive media, or contamination from chemical cleaners — dry ice eliminates these risks and the costs that come with them.
Faster return to service. For facilities and equipment, the speed of dry ice cleaning means less downtime. In industrial settings, downtime cost often dwarfs the cost of the cleaning method itself.
For a project-specific estimate, contact Ocean Pacific for a free assessment. We evaluate the scope, recommend the optimal method, and provide a detailed quote.
Ocean Pacific's Dry Ice Blasting Experience
Ocean Pacific Media Blasting has been providing specialized blasting services — including dry ice — across Western Canada, Northern Canada, and Alaska for over 25 years. Our dry ice capability is backed by:
Government and military project history. Work with the Canadian Coast Guard and CFB Esquimalt demonstrates our ability to meet the stringent quality and safety standards required by government agencies.
Remote and high-specification industrial work. The Diavik Diamond Mine smoke remediation project — a Rio Tinto operation in the Northwest Territories, located near the Arctic Circle — required precision blasting in one of the most remote and demanding industrial environments in the world.
Heritage and restoration expertise. Projects like the Vancouver Salt Building and Yaletown Heritage restoration demonstrate our ability to clean protected surfaces without damage.
Trusted by Canada’s largest restoration companies. First Onsite, Belfor, ServiceMaster Canada, and On Side Restoration all contract Ocean Pacific for specialized blasting work on their fire and smoke restoration projects. When the biggest names in the industry trust you to do the work, that says something about consistency and reliability.
Mobile units — we come to you. Our fully equipped mobile blasting units travel to your project site anywhere in Western Canada, Northern Canada, or Alaska. No need to transport equipment or materials to a fixed facility. We set up on-site and get to work.
Ready to Discuss Your Project?
Whether you’re managing a fire restoration, a heritage cleanup, an industrial maintenance shutdown, or a mould remediation project, Ocean Pacific’s dry ice blasting team has the experience and equipment to deliver results without compromising your surfaces.
Call us at 1-855-297-3337 or request a free project assessment today. We’re with you to the finish.
