technical data sheet
Fire Rated Acrylic Sealant
PRODUCT PERFORMANCE PROPERTIES
Bostik Firecaulk is a fire rated acrylic (water based) gun grade mastic Typical properties after 7 days cure at 25潞C and 50% RH
with limited joint movement capability.
DESCRIPTION Appearance Non sag smooth thixotropic paste
Bostik Firecaulk is a single component, non-sag, fire rated acrylic Stain and Colour Change None
based gunnable sealant. A general purpose product for construction Chemical Type One component intumescent acrylic
joints and the sealing of service penetrations in plasterboard, Chemical Resistance Fair
concrete floors and masonry wall constructions. Service Temperature -20掳C to +90掳C
Bostik Firecaulk is a gun grade acrylic based sealing compound Application Temperature +4掳C to +35掳C
specifically manufactured for sealing low movement interior joints Tool working Time 15 minutes at 25掳C
(less than12.5%) in masonry and plasterboard to provide a fire Max. Joint Movement +12.5%
barrier for periods up to 4 hours Max. Joint Width 50mm
Elongation 290 to 340%
RECOMMENDED USES Colour White and Grey
鈥? Sealing of gaps around pipes, cables, ducts and services which Full Cure 7 days at 25掳C
penetrate fire rated walls and floors. * Full test reports on fire resistance available on request.
鈥? Fire rated cable penetration in concrete and masonry.
鈥? Installation of fire rated sealant in concrete walls and floors. PACKAGING
鈥? For vertical and horizontal joints, interior or exterior. Bostik Firecaulk is available in 10 litre pail, 600ml sausage and
鈥? Application requiring acoustic properties or STC rating. 300ml cartridges.
鈥? Sealing construction and expansion joints.
鈥? Sealing joints in pre-cast panels. COVERAGE:
鈥? Perimeter sealing of door and window framing. Linear Meters per 600ml sausage (Approx.)
鈥? Sealing gaps between faced and cladding panels to various
6mm 8mm 10mm 12mm
鈥? For new construction and remedial applications.
6mm 16.6 12.6 10.0 8.4
鈥? To prevent the spread of fire and smoke through walls and floors.
8mm 12.6 9.4 7.5 6.2
10mm 10.0 7.6 6.0 5.0
FEATURES & BENEFITS
12mm 8.4 6.2 5.0 4.2
鈥? Fire resistance when tested in accordance with
15mm 5.7 5.0 4.0 3.34
AS1530.4-1998, BS476: Part 20: 1987 and AS4072.1-1992
20mm 3.0 2.5
鈥? Fire rating for gaps up to 50mm.
鈥? Designed for Australian conditions.
鈥? Good flexibility joint movement 12.5%
鈥? One part no mixing required.
鈥? Very easy to apply and gives a smooth finish. Calculation formula W x D X L = Litres
鈥? Smooth gunnability and tool off finish 1000
鈥? Low odour W = Width(mm) D = Depth(mm) L= Length(metres)
鈥? Asbestos free.
鈥? Priming not normally required.
鈥? Water clean up.
鈥? Prevents the passage of hot gases.
鈥? Paintable after 24 hours at 20掳C.
鈥? Water resistant after cure (7 days after application).
鈥? Excellent adhesion to metal, wood, plasterboard and all masonry
鈥? Acoustic capabilities with STC rating in plasterboard construction.
鈥? Available in two colours, white and limestone
APPLICATION INSTRUCTIONS PRIMING
Joint Design Priming is not required unless surface to be bonded is in poor
Bostik Firecaulk should be applied to a minimum depth of 6mm, condition or exceptionally porous. Consult Bostik Technical
maximum depth of 50mm. The ratio of joints width to sealant department for advice on priming
depth should be approximately 2:1. Joints width should not be
less than 6mm. The joint depth must allow a sealant depth, after MIXING
installation of backer rod or bond breaking material, of a No mixing is required for Bostik Firecaulk. Simply use directly from
minimum of 6mm. Lap shear joints should have a bead width bucket, sausage or cartridge.
equal to, or greater than twice the anticipated movement. A
conservative design practice, which uses a por tion of the PRECAUTION
sealant's movement capability as a safety factor is 鈥? Firecaulk is not recommended for water immersion, exposed
recommended. Sealants are subject to cohesive failure when the external joint sealing or areas subject to heavy traffic
Firecaulk has low (卤 12.5%) joint movement capability.
actual movement is greater than their rated capability.
鈥? Firecaulk should not be applied with wet tooling techniques using
Preparation: solvents, water or detergent/soup solution is not recommended.
Clean all surfaces by removing foreign matter and contaminants 鈥? Firecaulk should not be applied to surfaces with special protective
such as oil, dust, grease, frost, water, surface dirt, old sealants or cosmetic coatings without prior consultation with the
and any protective coating. Porous substrates should be cleaned manufacturer. Such surfaces include, but are not limited to,
by grinding saw cutting or blast cleaning (sand or water). Dust, mirrors, reflective glass, or surfaces coated with Teflon,
loose particles, etc should be blown out of joints with oil free polyethylene or polypropylene.
compressed air or vacuum cleaned. Non porous and plastic 鈥? Firecaulk can be affected by water before or during cure. The
surfaces should be cleaned by solvent or mechanical means. sealant should not be stored, applied or cured in areas where
Cleaning solvents should not be allowed to air dry or evaporate unusually high humidity or free water are present during the
without being wiped with a clean, dry cloth. application or initial cure.
鈥? Firecaulk should be allowed to cure for 7 days prior to subjecting
APPLICATION to any intermittent water exposure.
Bostik Firecaulk when used as an adhesive or sealant should be 鈥? Do not apply to surfaces with temperature under 5潞C
dispensed from either the cartridge or sausage sachet by means
of a hand or air operated caulking gun designed for such PAINTABILITY
application (available from Bostik). Bostik Firecaulk is paintable after fully cured.
Pierce the membrane from the top of the cartridge and screw on P.A.T.S (Pretested Adhesion To Substrate) Programme
the supplied nozzle. Having previously cut thi s to give the Bostik offer a service in which a program has been established to
required angle and bead size. eliminate potential field problems by pre-testing Bostik adhesives
with samples of building materials to which the adhesive will be
Place the cartridge in a suitable Bostik extr usion gun and press applied. This service is available on large projects where pre-
the trigger. For sausages, a barrel gun is required, this is available application testing will aid in determining the proper surface
from Bostik. Clip the end of the sausage and place complete preparation method to achieve optimum adhesion. Consult a Bostik
sausage with pierced end located at the top of the nozzle. Screw representative for further information.
top of nozzle and housing on barrel of gun. Using the trigger on
the gun extrude product from the sausage to stop product flow,
using the thumb depress the catch plate mechanism located at
the very rear of the gun, directly above the trigger.
Apply Bostik Firecaulk in a continuous operation using positive
pressure adequate to properly fill and seal a cavity.
METHOD OF APPLICATION
Surfaces to be sealed should be clean, dry and free from oil,
grease, dust, dirt and mould release agent. Install back-up
material or joint filler as specified. Apply Firecaulk sealant in a
continuous operation using a positive pressure adequate to
property fill and seal the joint or penetration. Tool Firecaulk with
sufficient pressure to spread the sealant against the back-up
material and onto the joint surfaces. A tool with a concave profile
is recommended to achieve the correct shape.
HEALTH AND SAFETY CLEAN-UP
On contact, uncured sealant causes irritation. Gloves and Equipment can be easily cleaned with water while wet or by soaking
protective goggles must be worn during application and use. in Bostik 9913 solvent when dry.
鈥? Avoid contact with skin, eyes and avoid breathing in vapour.
鈥? Wear protective gloves when mixing or using STORAGE
鈥? If poisoning occurs, contact a doctor or Poisons Information All material shall be stored under cover in a manner that will prevent
Centre. damage preferable on pallets and protected from excessive heat and
鈥? If swallowed, do not induce vomiting. Give a glass of water. moisture. Do not freeze.
鈥? If skin contact occurs, remove contaminated clothing and Bostik Firecaulk has a shelf life of 12 months from date of
wash skin thoroughly for a minimum of 15 minutes and see a manufacture when stored at or below 27潞C
鈥? For more detailed information refer to Material Safety Data FIRE
Sheet. Bostik Firecaulk is non-flammable.
ITEM NO STOCK SIZE COLOUR
239747 10L Pail Limestone
239755 600ml Sausage Limestone
245410 300ml Cartridge White
Issue Date: May 2003
Issue No: 2
Total Pages: 3
The representations and recommendations regarding the products are based on tests which we believe to be reliable. However, no guarantee of their accuracy can be made
because of the great range of field conditions and variations encountered in raw materials, manufacturing equipment and methods. Thus, the products are sold with a limited
warranty only, and on the condition that purchasers will make their own tests to determine the suitability of the product for their particular purposes. Under no circumstances
will Bostik Findley Australia be liable to anyone except for replacement of the products or refund of the purchase price.
ALL SALES ARE EXPRESSLY LIMITED TO THE TERMS AND CONDITIONS OF SALE OF BOSTIK FINDLEY AUSTRALIA.
Bostik Findley Australia Pty Ltd Bostik Findley New Zealand Pty Ltd Bostik Findley Malaysia Pty Ltd
Bostik Findley Singapore Pty Ltd
Tel: 03 9279 9333 Tel: 0011 644 567 5119 Tel: 0011 644 567 5119
Tel: 0011 6 5863 4088
Fax: 03 9279 9270 Fax: 0011 644 567 5412 Fax: 0011 644 567 5412
Fax: 0011 6 5863 4077
AUSTRALIAN BRANCHES QS-9000
Sydney Brisbane: ISO 9001 QS 9000
Tel: 08 8244 0511 Tel: 08 9331 7666
Tel: 02 8825 3488 Tel : 07 3265 2377 LIC QS 0087
Fax: 08 8244 0522 Fax: 08 9331 7677
Fax: 02 8825 3411 Fax: 07 3265 5421
A.B.N. 79 003 893 838