Repair of expansion joints

Parking lot of Odinburg Residential Complex

Repairing expansion joints can extend the life of concrete floors and protect the flooring from damage. High-quality sealing and repair of joints ensure safety, resistance to loads and neat appearance of the floor

Physical characteristics of tConcrete

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Flooring properties	High-strength polished and ground concrete	Dry-shake hardener	Decorative Terrazzo Floors	Ceramic tiles	High-strength polymer floor
Hardness	Very hard (>7 on the Mohs scale)	Very hard (>6 on the Mohs scale)	Very hard (>8 on the Mohs scale)	Very hard (>6 on the Mohs scale)	Average hardness (<4 on the Mohs scale)
Abrasion resistance	Extremely high abrasion resistance; does not scratch	High abrasion resistance	Extremely high abrasion resistance; does not scratch	High abrasion resistance	Scratches easily
Heat resistance (including frost resistance)	High	High	High	Medium	Low
Chemical resistance	High resistance to most chemicals, limited resistance to acids	High resistance to most chemicals, low resistance to acids	High resistance to most chemicals, limited resistance to acids	Resistance depends on the type of joint grout	High resistance to most chemicals, llow resistance to solvents and color loss
Thermal cycling (in cycles)	200-400	150	600-800	200	0-100
Impact strength	Highest impact strength	High impact strength, possible delamination of the hardened layer	Highest impact strength	Low impact strength, high brittleness	High impact strength, risk of coating delamination
Vapor permeability	Yes	Yes	Yes	Yes	No
Water impermeability	Yes	Yes	Yes	Yes	Yes
Sensitivity to capillary moisture	Not sensitive	Sensitive; spalling may occur	Not sensitive	Sensitive	Sensitive, possible peeling, possible swelling, blistering
Suitability for outdoor use and unheated areas	Recommended	Not recommended (virtually no service life)	Recommended	Perhaps	Not recommended
Resistance to staining	Good resistance	Low resistance	Good resistance	High resistance	High resistance
Dusting	Dust-free floors	Can dust after wear of the membrane-forming layer, destruction of the top layer	Dust-free floors	Possible dusting of grout	Dust-free floors
Curing time before operation	The final coating gains strength in about 7 days.	8-28 days (the warmer the better)	The final coating gains strength in about 7 days.	7 days after laying	The finishing coating gains strength in about 3 days
Maintaining the original appearance	5-7 years	year	5-10 years		year
Durability	Over 15 years	10 years	Over 15 years	Requires repair every 3-5 years	Lacquering every 2 years
Maintenance	Simple cleaning, low maintenance costs	Update Once a year curing (lacquer), high maintenance costs, possible cracking (depending on the substrate)	Simple cleaning, low maintenance costs	Regular maintenance, high maintenance costs	Simple cleaning, not repairable locally, requires replacement of the entire top layer, high repair costs, inexpensive to maintain
Quick installation option	Yes	Yes	No (Problems with concrete quality and aggregate size)	Yes	Yes
Quick repair capability	Yes	Yes	Yes	full replacement (repair failure)	No
Type of surface (glossy, matte, customizable)	Customizable	Customizable	Customizable	Customizable	Customizable
Sterility	Yes	No	Yes	Yes	Yes (seamless)
Seamlessness	No	No	Customizable	No	Yes
hypoallergenicity	Yes	No	Yes	No	Yes
Fire safety	KM0	KM1	KM0	KM0	KM1-KM2
Environmental friendliness	Yes	No	Yes	Yes	Yes
Static control, intrinsic protection	Yes	Yes	Yes	Yes	No
UV resistance	Yes	Yes	Yes	Yes	Depending on the decision
Reflectance coefficient	A good one	Bad	A good one	Bad	Bad
Odor, emission of volatile compounds	No	No	No	No	No

Additional services

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	High-strength polished and polished concrete	Topping - dry hardener	Terrazzo decorative flooring	Ceramic tiles	High-performance polymer floors
Heat resistance	Yes	No	Yes	No	Yes
Thermocycling	Yes	No	Yes	no	Yes
Can be used outdoors and in cold rooms	Yes	No	Yes	No	Yes
Quick installation option	Yes	Yes	No	Yes	Yes
Quick repair capability	Yes	No	No	Yes	No
Sterility	No, present by default	No	No, present by default	No	No
Seamlessness	No	No	Yeah, if the stomping grounds (topknot is our version of Terrazzo)	No	Yes
hypoallergenicity	Yes	No	Yes	Yes	Yes
Slipperiness	Yes	Yes	Yes	Yes	Yes
Environmental friendliness	Yes	No	Yes	No	Yes
Static control, intrinsic protection (For data centers and electronics manufacturing)	Perhaps	No	No	No	Yes
Decorating possibilities (Color, texture, filling)	Yes A colorant, but not a brightener	No	Yes Fraction, color, pattern	Yes	Yes
Ability to provide resistance to oxidizing agents, organic acids and chemical reagents	Yes	No	Yes	Yes	Yes
Possibility to ensure GOST flatness	Yes	No	Yes	No	No

Complex of works on local surface repair

Repairing expansion joints: extending the service life of concrete floors

Expansion joints play a key role in maintaining the integrity of concrete floors, especially in industrial and warehouse environments. Over time, under the influence of loads and the external environment, the joints wear out, which can lead to the destruction of the coating, cracks and loss of tightness. To avoid costly consequences, timely and quality repairs are necessary.

Professional repair of expansion joints provides the following benefits:

restoration of the joint geometry and adjacent floor areas;
protection against moisture, dirt and aggressive substances;
prevention of chipping and edge fracture;
maintaining a uniform load on the plate and equipment;
sealing and resistance to temperature deformations;
improving the appearance and sanitary condition of the floor;
Increased pavement life and reduced maintenance costs.
Such works are especially relevant in facilities with high traffic and intensive use: warehouses, workshops, logistics centers, shopping and production areas

Properly performed joint repair is not only a restoration, but also an investment in the reliability and safety of your flooring

Our projects

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Input data for the CP

We require the following information to prepare a quote for repairing expansion joints:

Photos and videos of the area of the work being done;
Information on the current floor covering in the work area and the need to remove it;
Approximate area of work;
Facility Address.

This data will help us provide you with the most accurate and efficient estimate of the cost and timing of the work.