Preflex 300

Application

For sealing movement joints in buildings and civil structures including masonry joints, reservoirs, retaining walls, floors and underground structures.

Description

Two-part polysulfide joint sealant available in pouring and gun grades.


Priming:

Preflex Porous Primer should be used when sealing against porous substrates.


Features and benefits:

  • Meets recognized international standards.
  • Cures to form a tough rubber-like seal.
  • Superior adhesion to most substrates including masonry, wood, glass and metal.
  • Anticipated life of 20+ years when correctly applied.

General information

Color

Grey

Material

Polysulfide

Uniclass 2015

Pr_30_31_76_62 Polysulfide construction joint sealantsPrimary

CAWS

E40/530 Sealant

Specification data - Polysulfide construction joint sealants Enhanced data

Standard

BS 5212:1990; BS 4254:1983; ISO1600:1993.

Sealant type

Two part polysulfide.

Class

F-25LM.

Grade

Gun grade

For vertical and horizontal applications.

Pouring grade

For horizontal applications.

Joint width

6–50 x 10–25 mm (w x d).

Movement

Factor: 30% (tension and compression).

Curing time

3 mm/day.

Application temperature

5–35°C.

Service temperature

-40 to +80°C.

UV resistance

Good.