Swadesh®
Block Board BWP GRADE
SWADESHPLYWOOD

Features:
BLOCK BOARD TECHNICAL SPECIFICATION
Sl. No | Test Prescribed in IS: 1659 – 1990 | Minimum Value for Conformity | Observed Value |
1. | Dimensional changes caused by humidity | There shall be no de-lamination in the extreme range of humidity Dimensional change shall not be more than +1 mm in local planeness | No de-lamination observed. Dimensional change within the specified limit |
2. | Water Resistance | There shall not be any de-lamination after 72 hours boiling. | No de-lamination observed. |
3. | Adhesion of Piles | Minimum pass standard | Excellent |
4. | Modulus of Test | No appreciable sign of separation edge. | Satisfactory |
5. | Modulus of Rupture | 50 N/sq.mm | 67 sq.mm |
6. | Modulus of Elasticity | 5000 N/sq.mm | 6025 N/sq.mm |