... E1, E2 5. Grade: OVL, BB/CC 6. Core: Poplar, hardwood 7. Face: Pine 8. Back: HardwoodProduct ... welcome to contact us.3.Description of Plywood.core poplar,pine, eucalyptus, combi, keruing or as ... Grade: BB/BB, BB/CC, CC/CC 7. Core: Poplar, combi(poplar with hardwood), hardwood, pine, ... 6). It is suitable for constructing in the skyscraper and bridge2. Core: Poplar, hardwood, birch, pine, keruing etc3. ...