Körapur® 645 is a 2-part PUR adhesive that ensures the performance required to enhance the flexibility of the tile while increasing its resistance, fulfilling all technical requirements for a successful result. It sets quickly and has no residual tack that prevents tiles from sticking together.

Product Type: 2K (2 component) Adhesive, Reactive Adhesive

Application Area: Tile

Compatible Substrates & Surfaces: Fiberglass

Chemical Family: Polyurethanes (PU)

Features: Fast Setting, Good Flexibility

Technical Data Sheet

Enhanced TDS

Identification & Functionality

Chemical Family

Features & Benefits

Labeling Claims
Ready-to-Use Product Features
Technical Advantages
  • Product versions available in different opening and curing times
  • Adhesive reactivity adjustable
  • Low coating weight possible
  • Calorific potential that allows passing Euroclass A2, s1, d0 for the standard coating weight
  • No residual tack that prevents tiles’ blocking

Applications & Uses

Application Area
Compatible Substrates & Surfaces
Typical Application

Bonding of safety mesh on the back of thin big tiles to avoid easy breaking

Technical Details & Test Data

Test Data

Körapur® 645 passes the following tests:

  • Water jet cutting
  • 24 hours boiling water
  • Ball drop
  • Various bonding tests