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Pyroplast Wood T (Transparent) - Water Based Fire Protection Coating

Verified by manufacturer 5 months ago

Sherwin-Williams

Transparent water-based fire protection coating system for wood.

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Application

Used as a reduction of ignitability of soft and hardwood ≥10 mm thickness and other timber derivatives such as plywood, chipboard, fibre insulation board, hardboard and veneering ≥13 mm thickness.

Description

One pack, ecological and efficient water based, transparent fire protection coating which forms a carbon char under the effect of heat. It is tested to provide spread-of-flame protection and delays the inflammation of interior natural wood and wood derivates.


Features and benefits:

  • Easy application.
  • Transparent so does not change visual appearance of the wood*.
  • Free of aromatic solvents.
  • Insulates against heat, checks fire, prevents propagation of fire and spread of flame and diminishes high temperatures.
  • Up to 18 months shelf life.
  • Tested to EN13501-1, BS 476-6, DIN 4102-1 and ASTM E84-08a.
  • Applied via brush and roller or airless spray.
  • Pack sizes of 5 kg (Pyroplast® Wood T Primer); 10 kg (Pyroplast® Wood Top T); 25 kg (Pyroplast® Wood T).


*may darken the wood slightly.

General information

Color

Clear

Finish

Silk

Material

Water-based

Shape

Formless

Length

Bespoke

Width

Bespoke

Height

Bespoke

Warranty description

Other

Uniclass

Pr_35_31_68_29 Flame-retardant coatingsPrimary

CAWS

M60/16 Decorative wood stain/ varnish/ preservative

M60/18 Special coating

M60/195 Special coating

M60/175 Protective coating

M60/160 Decorative woodstain/ varnish/ preservative

Specification data - Flame-retardant coatings

Reaction to fire rating (indicative)

Tested to BS EN 13501-1.

Solvent

Water based (one-pack).

Colour

Transparent.

Flash point

Pyroplast® Wood T and Primer: >101°C.
Pyroplast® Wood Top T: ~30°C.

Density

Pyroplast® Wood T Primer: 1.0 kg/L.
Pyroplast® Wood T: 1.3 kg/L.
Pyroplast® Wood Top T: 0.95 kg/L.

Application temperature

10–40°C.

Drying time

0.5–48 hours (dependent on temperature and relative humidity).

Guidance for specification option:

Pyroplast® Wood T Primer: 

  • Dry to touch: 0.5 hours (at 20°C and 60% relative humidity).
  • Dry to handle: 2 hours (at 20°C and 60% relative humidity).


Pyroplast® Wood T + Pyroplast® Wood Top T:

  • Dry to touch: 2 hours (at 20°C and 60% relative humidity).
  • Dry to handle: 24 hours (at 20°C and 60% relative humidity).
  • To recoat: 48 hours (with topcoat).

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