MasterSeal P 640 - A single component polyurethane primer for MasterSeal M 640


MasterSeal P 640 is a single component, polyurethane based, solvent containing primer for absorbent surfaces in applications where MasterSeal M 640 is utilized.

Where is MasterSeal P 640 applied?

  • Primer for polyurethane waterproofing membranes like certified MasterSeal P 640. 
  • Can be applied on concrete, cement mortar, wood, etc.

What are the benefits of MasterSeal P 640?

  • Single component product that allows simple application without the need of mixture. 
  • Excellent adhesion. 
  • Excellent penetration and sealing of pores of concrete. 
  • Fast Curing. 
  • Elasticity to absorb substrate movements. 
  • Resistant to standing water. 
  • Frost resistant.

Product Information

Technical Data Sheet

MasterFLow Anchor Software Grouts Master Builders Solutions BASF Construction Chemicals

MasterFlow Anchor Grouts Software

Download our MasterFlow Anchor Grouts Software


MasterSeal P 640: MasterSeal P 640 | Polyurethane primer

pdf (41,98 Kb)