Fig. 4From: Bonding strength of benuang and duabanga glulams using their barks as phenol formaldehyde-fillerDSC analysis of glue mixtures: (1) PF: technical filler: DB bark filler = 10: 1: 1, (2) PF: technical filler: BN bark filler = 10: 1: 1, (3) PF: technical filler: bark filler = 10: 2: 0, and (4) PF: technical filler: bark filler = 10: 0: 0Back to article page