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Mastic adhesive

Mastic adhesive is synthetic rubber based elastic adhesive which is used for bonding a inner steel reinforce and a outer steel panel such as hood, trunk lid, door, roof for providing rigidity and preventing flattering of structures. This adhesive is applied at weld shop and cured at paint oven. Mastic adhesive was designed for it’s specific usage and performance as shown bellow.

  • Anti wash out resistance before curing.
  • Adhesion to oily steel panel
  • Elastic property after cured for absorbing panel flattering


  Characteristics Curing schedule Shear
Penguin Cement
Synthetic rubber based expandable type. Excellent bonding strength, rust prevention property. 150 C for 20 min
~ 220C for 30min