ICRI Concrete Surface Profile Chips
Visual Standard For Concrete Texture
Visual Standard For Concrete Texture
Visual Standard For Concrete Texture
Model No. :
Brand : Defelsko
The ICRI Concrete Surface Profile (CSP) Chips are a visual and tactile reference set used by professionals to determine the surface roughness of concrete before the application of protective coatings, sealers, or repair materials. This set includes 10 distinct chips, ranging from CSP 1 (a nearly flat surface) to CSP 10 (a very rough surface with an amplitude exceeding 6 mm). By providing a standardized comparison tool, these chips enable proper selection of surface preparation methods to ensure the optimal bond and performance of the chosen material system.
- 10 replicated concrete profiles for visual comparison
- Essential for specifying and achieving proper coating adhesion
- Simple tactile method independent of electronic instrumentation
− Features
The International Concrete Repair Institute (ICRI) produces 10 distinct concrete profiles formed by various surface preparation methods. Each profile carries a CSP number ranging from CSP 1 (nearly flat) to CSP 10 (very rough; amplitude greater than ¼” [6 mm]).
These chips are designed as a visual and tactile comparator for identifying the degree of surface roughness. The user compares prepared concrete to the CSP chips and reports the chip number that most closely resembles the surface. Many jobs will specify the type of surface preparation required.
The ICRI CSP Chips are approximately 16 square inches (3.5” x 4.5”) and are designed to replicate 10 surface profiles.
+ Technical Specifications
| Description | ICRI CSP No. | Digital Depth Micrometer / ASTM D8271 (mils) |
| Acid-etched | 1 | 6 ± 2 |
| Grinding | 2 | 6 ± 2 |
| Light Shotblast | 3 | 11 ± 2 |
| Light Scarification | 4 | 15 ± 2 |
| Medium Shotblast | 5 | 16 ± 2 |
| Medium Scarification | 6 | 37 ± 4 |
| Heavy Abrasive Blast | 7 | 48 ± 4 |
| Scabbled/Surface Retarder | 8 | Not measured |
| Heavy Scarification | 9 | Not measured |
| Handheld Concrete Breaker/Abrasive Blast Cleaned; or High-Pressure Water Jetting |
10 | Not measured |
*Average of 15 readings, based on the data generated in this study
+ Resources
Features
The International Concrete Repair Institute (ICRI) produces 10 distinct concrete profiles formed by various surface preparation methods. Each profile carries a CSP number ranging from CSP 1 (nearly flat) to CSP 10 (very rough; amplitude greater than ¼” [6 mm]).
These chips are designed as a visual and tactile comparator for identifying the degree of surface roughness. The user compares prepared concrete to the CSP chips and reports the chip number that most closely resembles the surface. Many jobs will specify the type of surface preparation required.
The ICRI CSP Chips are approximately 16 square inches (3.5” x 4.5”) and are designed to replicate 10 surface profiles.
Technical Specifications
| Description | ICRI CSP No. | Digital Depth Micrometer / ASTM D8271 (mils) |
| Acid-etched | 1 | 6 ± 2 |
| Grinding | 2 | 6 ± 2 |
| Light Shotblast | 3 | 11 ± 2 |
| Light Scarification | 4 | 15 ± 2 |
| Medium Shotblast | 5 | 16 ± 2 |
| Medium Scarification | 6 | 37 ± 4 |
| Heavy Abrasive Blast | 7 | 48 ± 4 |
| Scabbled/Surface Retarder | 8 | Not measured |
| Heavy Scarification | 9 | Not measured |
| Handheld Concrete Breaker/Abrasive Blast Cleaned; or High-Pressure Water Jetting |
10 | Not measured |
*Average of 15 readings, based on the data generated in this study
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