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Block Board
Interior Grade : Interior Grade Block Boards glued with superior grade Melamine Urea formaldehyde rsin gives bords and advantage over other commercial grade boards. The use of this resin gives our boards enough strength to resit warm water up to 8 hours.
Exterior Grade : Exterior grade Block boards are bonded with superior grade Phenol Fromaldehyde resin, which makes our product 72 hours Boiling waterproof at 100 degree centigrade.
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Technical Specifications IS : 1659
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Tests
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Observed Valve
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Dimensional changes caused by humidity
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No delamination, Dimensional changes +- 1mm Glue Shear Strength (N)
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Resistance to Water
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Excellent
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Adhesion of Piles
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Excellent
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Mycological Test
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No Separation of Edges
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Modulus of Elasticity (N/mm2)
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Grade - 1 Above 5000, Grade 2 – Above 4000
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Modulus of Rupture (N/mm2)
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Grade - 1 Above 50, Grade 2 – Above 40
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