blockboard
1) size:1220mmX2440mm,1250mmX2500mm
2) Thickness:12mm/15mm/17mm/18mm
3) Core:Paulownia/Poplar/Paulownia/Combined
4) Face & Back:Okoume(0.35 up)/Bintangor(0.3mm up)
5) Grade:BB/CC-RLC-SSB
Glue Type:Type I WBP (Water Boiling Proof)
Type II MR (Moisture Resistance)
PhysicaL Standard
1)Moisture Contents:Less than 12%
2)Adhesion: Type I: 4 hours in boiling & 20 hours drying
at 60C, Both Min.0.7 N/mm2
3) Thickness Tolerance:0.5mm
4) Allowance in Width & Length:2.0mm
5) Diagonal Allowance: Max.3.0mm
6) Warp:0.1%(1.22mm aganist 1220mm width, 2.44mm
against 2440mm length)
