Products / Polyurea Joint Fillers / JF - 85
Joint Fill 85
Product Description
Joint Fill 85 (JF-85) is an advanced polyurea formulation for seamlessly filling joints and cracks in concrete floors. Catering to a wide range of applications including industrial, manufacturing facilities, and polished concrete design that aligns with ACI 302 guidelines and is compliant with LEED v4.1.
JF-85 a two component, self-leveling, 100% solids that is quick curing for a low down time application. When
cured JF-85 is a semi-rigid, rubberlike solid with a Shore 85A hardness.
Two Component, 1:1 Ratio.
Packaging: 100 Gal Drums, 10 Gal., 22oz. Cartridges

Applications
- Concrete floor joint fill.
- Random crack filling.
- Industrial and commercial application.
- Freezer floors.
Features
- Easy 1 to 1 ratio.
- Fast setting.
- Self leveling.
- High durability.
Property | Test Method | Value |
---|---|---|
Components | 2 | |
Mix Ratio | 1:1 | |
Solids | ASTM D-2369 | 100% |
VOC | 0g/L | |
Hardness, Shore A | ASTM D-2240 | 82 ± 5 |
Elongation | ASTM D-412 | 180 to 200% |
Tensile Strength | ASTM D-412 | 900 to 1000 |
Gel Time 77ºF (27ºC) | ASTM D-2471 | 35 Seconds |
Tack Free 77ºF (27ºC) | 7 Minutes | |
Shave Time | After 15 Minutes |

Introducing Joint Fill 85 (JF-85), a cutting-edge polyurea formulation engineered to provide seamless solutions for filling joints and cracks in concrete floors. This remarkable product serves as a versatile answer to an array of applications, making it an ideal choice for various industries.
Whether you’re in the industrial sector, managing manufacturing facilities, or aiming for a polished concrete design that aligns seamlessly with ACI 302 guidelines and is LEED v4.1 compliant, JF-85 stands as a reliable partner. It boasts a unique two-component composition, combining self-leveling capabilities with a 100% solids formulation, ensuring rapid curing for minimal downtime during application.
One of JF-85’s standout features is its transformation when cured. It evolves into a semi-rigid, rubberlike solid with a remarkable Shore 85A hardness, making it a robust choice for demanding environments. This level of hardness ensures that your concrete floors remain resilient, effectively addressing joint and crack concerns.
Furthermore, JF-85’s self-leveling nature simplifies the application process, allowing for an even and consistent fill, resulting in seamless concrete surfaces. This feature is particularly beneficial when time is of the essence, as it accelerates the curing process, minimizing disruption to your operations.
In summary, Joint Fill 85 (JF-85) redefines the standards of polyurea joint fill solutions. With its versatile applications, quick curing capabilities, and impressive hardness, it offers a top-tier solution for various industries and projects, setting the bar high for seamless concrete floor maintenance and enhancement.