Block Board
EMPIRE block board is manufactured with selected and seasoned planks. The planks ore treated with preservatives of special quality to resist borer, termite and fungi attack and later kiln dried at a technically laid temperature schedule.EMPIRE boards ore very suitable for Indian houses. These boards are available in MR and BWP grade for interior and exterior applications respectively. EMPIRE board has high mechanical , strength, is dimensionally stable and warp resistant.
Available in:
- Newzealand Pine Block Board
- Popular Block Board
Standard Sizes: 2.44 x 1.22,2.14 x 122, 184 x122 1.84 x 0.76, 2.44 x 0.92, 2.14 x 0.92, 1.84 x 0.92
Thickness: 19mm, 22mm, 25mm, 30mm.
TECHNICAL SPECIFICATIONS
| TEST | ISI REQUIREMENT | OBSERVED VALUE |
|---|---|---|
|
Dimensional changes caused by humidity a. Changes, mm
c. At the extreme range of humidity |
+0.50mm Max -0.55mm Max < 1/175 No de-lamination at the extreme range of humidity |
+1mm Max -1mm Max < 1/150 No de-lamination observed |
| Adhesion of the piles | Min. Pass Standard | Excellent |
| Resistance to water (72 hr boiling) | No de-lamination after 72 hrs boiling | No de-lamination |
| Resistance to Micro organisms | No appreciable sign of separation at edges. | No separation at edges |
| Modulus of Elasticity | Min. 5000 N / sq.mm | 6050 N /sq.mm |
| Modulus of Rupture | Min. 50 N / sq.mm | 61N/sq.mm |
