GC FujiCem 2 Refill: 2 - 13.3 Gm. Cartridges and #22 Mixing Pad (NO Mixing Tips). SL (Slide & Lock) System. Resin Modified Glass Ionomer Luting Cement (Automix Compatible). Powered by F2 Flex Fuse Technology, which incorporates new high-elastic, cross-linking monomers with a modified filler-surface treatment. Also offers high fluoride release, low film thickness, and excellent marginal integrity. NOTE: Compatible only with SL (Slide & Lock) White Mixing Tips.