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Thermal Shock: A Hidden Hazard in Food Plants

August 30th, 2024

3 min read

By Tom Dassie

Thermal shock... chances are you've encountered it before, even if you didn’t know the name of the phenomenon. Imagine this: You’ve just finished a hot water cleaning in your facility, and then suddenly, the temperature drops. Your floors start to crack or peel, and you’re left wondering what went wrong. Very simply, when things get hot, they expand; when things get cold, they contract. But when these transitions happen quickly, intense pressure is exerted on certain materials. Different materials expand and contract at different rates, which can cause separation and damage, especially to coatings on concrete floors. This phenomenon is known as thermal shock.

Certain types of businesses are more prone to the hazards of thermal shock than others. Food processing plants, commercial kitchens, breweries, and some factories must regularly deal with thermal shock. Slaughterhouses are also heavily impacted. These places often experience extreme temperature changes due to hot water cleaning or refrigerated rooms, making it crucial to consider thermal shock when choosing flooring that meets sanitation and safety regulations.

Why is Thermal Shock a Problem?

Understanding what thermal shock is, is just the first step. The effects on your flooring can be severe, leading to:

  • Cracking: Rapid expansion and contraction can crack concrete, compromising the floor's structural integrity.
  • Delamination: Layers of the flooring system may separate, leading to peeling or bubbling.
  • Costly Repairs: The damage caused by thermal shock often requires significant repairs, leading to downtime and additional expenses.
  • Regulatory Compliance: Thermal shock risks worker and consumer safety, which state and federal agencies recognize. In the food industry, maintaining compliance with Hazard Analysis and Critical Control Points (HACCP) standards is crucial. Thermal shock can damage flooring and compromise food safety, leading to contamination risks. To meet these regulatory requirements, flooring that resists thermal shock, such as urethane concrete, is often mandated.

Why Urethane Concrete is the Solution

Urethane concrete, or polyurethane cement, is specifically designed to withstand the rigors of thermal shock. Here’s why it might be the right choice for your project:

  • Thermal Resistance: Urethane concrete can endure wider temperature changes without losing its strength. Unlike other flooring options, urethane concrete won't crack or peel under thermal stress. It expands and contracts with the concrete it’s applied to, preventing delamination or separation. Plus, it's thicker than other coatings, adding extra strength.

  • Durability: Urethane concrete is among the most durable flooring options available, making it ideal for high-traffic industrial and food prep areas. It withstands not only thermal shock but also heavy impacts, high traffic, and some chemical exposure.

  • Hygienic Properties: In clean, regulated environments like food plants, urethane concrete resists bacteria, mold, and mildew better than other flooring options. Its seamless, non-porous surface makes it easy to clean and sanitize repeatedly.

  • Longevity: Urethane concrete floors can last for decades. With proper installation and maintenance, they can withstand even the toughest conditions, translating to a lower total cost for your business since you won’t need frequent repairs or replacements.

Is Urethane Concrete Right for Your Needs?

If your facility experiences large temperature changes, urethane concrete could be the best flooring solution for you. It’s particularly beneficial in environments such as:

  • Food and Beverage Processing: Compliance with sanitation standards and Good Manufacturing Practices (GMP) is crucial in food and beverage plants. Frequent exposure to hot water, steam, and harsh cleaners can cause thermal shock, which can crack or delaminate traditional flooring, impacting hygiene and safety. Urethane concrete resists these temperature changes, keeping the floor intact and easy to clean.

  • Commercial Kitchens: Extreme temperature Changes are common in commercial kitchens, where cooking equipment is very hot, but storage areas are kept cold. These conditions can lead to thermal shock, causing floors to crack or peel, posing a hazard in busy environments, and presenting a health and safety risk. Urethane concrete is designed to handle these fluctuations, maintaining a safe, durable surface.

  • Breweries and Distilleries: Breweries and distilleries frequently shift between hot water cleaning and cold storage, leading to thermal shock. This can cause cracks or surface damage that disrupts operations and serve as a home for bacteria that can contaminate your fermentation process. Urethane concrete prevents these issues, offering a robust solution that supports continuous production.

  • Dairies and Cheese Producers: These facilities need floors that can handle frequent temperature changes during cleaning and storage. Thermal shock in these environments can result in floor damage, compromising both safety and product integrity. Urethane concrete helps prevent these problems by adapting to temperature shifts without damage.

  • Cold Storage Warehouses: Thermal shock is a common issue in cold storage warehouses, where products are moved between temperature-controlled areas and loading docks. This can lead to cracking or delamination, creating safety hazards. Urethane concrete offers a resilient flooring option that remains intact despite temperature changes.

  • Slaughterhouses and Meat Processing Plants: In these facilities, hot water cleaning and cold environments can cause thermal shock, damaging the floors and affecting both safety and operational efficiency.  Floors must also be durable to handle high traffic from livestock. Urethane concrete’s ability to withstand these conditions ensures a stable, safe surface that lasts a very long time.

  • Pharmaceutical Manufacturing: Strict guidelines for cleanliness and safety are required in pharmaceutical manufacturing. Thermal shock from sterilization processes can damage traditional flooring, leading to contamination risks. Urethane concrete maintains its integrity under tough conditions, ensuring a clean and safe production environment.

Finding the Best Solution for Your Needs

At CustomCrete, we’re committed to helping you find the best flooring solution for your needs. Our industrial flooring experts can assess your space and its challenges and recommend the best urethane concrete system to protect your investment.

Ready to Take the Next Step?

If you're considering urethane concrete for your facility, we're here to help. Learn more about the different pricing options available for urethane concrete, or contact us today to discuss your project. We'll provide a solution that ensures your flooring can handle your environment, protecting your floors, enhancing safety, and reducing maintenance costs with a flooring system that’s built to last—even under the heavy strain caused by thermal shock.