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Block Board
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Product Name:Block Board
Grade:BB/CC – RLC - SSB
Face & Back Veneer:Okoume(0.35mm up) / Bintangor(0.3mm up)
Lumber Core:Paulownia / Pine / Falcatar
Glue Type:Type I WBP (Water Boiling Proof)
Type II MR (Moisture Resistance)
Thickness:12mm / 15mm / 18mm
Size(mm):1200 x 2400 / 1220 x 2440 / 1250 x 2500 |
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BB/CC Grade for Face (Okoume)
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Live Knots:----- 25.4mm max. diam
Dead Knots:----- None for BB, Well puttied & color matched for CC
Knotholes:----- 12.7mm max. diam. Puttied & color matched
Burls:----- Yes, Smooth
Color Variation:-----Very Slight
Stain & Mineral Streak:----- None for BB, Blending for CC
Dry Pitch & Bark Pockets:----- Well puttied & Color matched
Wormholes, Pinholes:----- 11 per 1M2, 32 per 1220 x 2440. 1.6mm max. diam, Puttied
Worm tracks:----- Filled linear hole 15.9mm max. well puttied
Vane Marks:----- Blending, Smooth
Cross Breaks:------ No, Hairline 50.8mm max. length
Doze:----- Firm, Slight, well Puttied, Blending |
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Core:Paulownia/Poplar/Combine
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Voids:---- Max. 1.0mm, Over 1.0mm Shim repaired
Edge Core Strips:---- Min. 15mm wide, Min. 1 finger joint
Width of Core Strips:---- Max. 45mm
Length of Core Strips:---- Min. 150mm or 6 Pcs in row
Grain of Core Strips:----- Not mixed
Laps:---- No
Voids:---- Three Max. 3.2mm x 102mm, Not visible on face
End Splits:---- Yes, Not visible on the face
Uneven Core Thickness:---- No |
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SSB Grade for Back Face (Okoume)
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Live Knots:---- 25.4mm Max. Diam
Dead Knots:---- None for BB, Well puttied & color matched for CC
Knotholes:- ---- 12.7mm Max. Diam. Puttied & color matched
Burls:---- Yes, Smooth
Color Variation:----- Very Slight
Stain & Mineral Streak:------ None for BB, Blending for CC
Dry Pitch & Bark Pockets:----- Well puttied & Color matched
Wormholes, Pinholes:------ 11 per 1M2, 32 per 1220 x 2440. 1.6mm max. diam, Puttied
Worm tracks:------ Filled linear hole 15.9mm Max. well puttied
Vane Marks:----- Blending, Smooth
Cross Breaks:----- No, Hairline 50.8mm Max. length
Doze:----- Firm, Slight, well Puttied, Blending |
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