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Deciduos plywood Mark: FK (MR) for interior application (according to waterproof characteristic) Standard of requirements: GOST 3916.1-96 ( that corresponds to ISO 2426-74, ISO 2428-74 ) Species of timber: alder,birch Glue: urea formaldehyde resin (emission class E1)
Thicknesses produced by LLC „Kostopil plywood plant”: 3; 4; 6; 8; 9; 10; 12; 15; 16; 18 mm Thicknesses produced by LLC „Yazm”: 4; 5,5; 7; 8; 9; 10; 12; 15; 16; 18; 21; 24; 27; 30 mm Sanded both sides, sanded one side, unsanded Surface grades: I/II, I/III, II/III, II/IV, III/IV, IV/IV Grade types according to different standards: ( here is the correspondence of currently used GOST 3916.1-96 standard to old (not used) standarts GOST 10.55-71 and GOST 3916.1-89 )
Plywood is suitable for use in dry (service class 1) or humid (service class 2) conditions. Service class 1 is characterised by a moisture content in the materials corresponding to a temperature 20°С and a relative humidity of the surrounding air only exceeding 65% for a few weeks per year. Service class 1 correspond to a plywood equilibrium moisture 12% of plywood. Service class 2 is characterised by a moisture content in the materials corresponding to a temperature 20°С and a relative humidity of the surrounding air only exceeding 85% for a few weeks per year. Service class 2 correspond to a plywood equilibrium moisture 18% of plywood. |