Expansion Joint Filler Board is a soft fiber board impregnated with bituminous material to render it durable and water proof. It is compressible and possesses high degree of recovery after compression load is released, thereby ensuring that no free space exist in between joint space. Expansion Joint Filler Board is manufactured as per IS-1838:1961 standards.
| Inspection & Test Parameters | Acceptance Criteria | Actual Criteria 25 mm | Actual Criteria 18 mm | Actual Criteria 25 mm |
|---|---|---|---|---|
| Dimension ( Thickness ) mm | +1.5 | 12.00 | 18.00 | 25.00 |
| Resistance to Handling | Min.2.0 | Satisfactory | Satisfactory | Satisfactory |
| Recovery ( % ) | Min.7.0 | 7.3 | 8.1 | 7.6 |
| - Compression Kg/cm2 : - Loss of bitumen ( % ) : |
7-53 Max. 3.0 |
28.09 1.3 |
35 1.3 |
38.6 1.0 |
| Water absorption ( % ) | Max 20 | 15.2 | 14.6 | 14.6 |
| Density ( kg/m3 ) | Min. 300 | 470 | 510 | 525 |
| Bitumen Content ( % ) | Min. 35 | 40.5 | 41.3 | 38.2 |
Note: The material Satisfies the Requirement as Mentioned Above as per IS : 1838