... . Good fluidity, appearance 2. Higher strength, heat resistance 3. For toilet seat cover, tableware, plug, etc. Urea moulding compound (UMC): Also named ... based on urea formaldehyde resin and takes fibre, mineral as the filling, together with both lubricant, hardener and pigment, etc. 3 ... airy, dry and cool room.Storage period: six months from the manufacturing date. Aminoplast for toilet seat cover