SPRAY-CURE & SEAL 25A
LOW VOC, HIGH SOLIDS, SOLVENT BASED,
ACRYLIC CURING AND SEALING COMPOUND
FOR CONCRETE
SPECIALTY CONSTRUCTION PRODUCTS
P R O D U C T D A T A
鈥? Develops higher, deeper gloss than water-based
DESCRIPTION
products
Spray-Cure & Seal 25A is a styrene acrylate
copolymer, membrane forming curing and seal-
鈥? Can be used to reseal over other sealers with
ing compound for concrete. It is a solvent based
minimal surface preparation
product that meets the strict VOC requirements in
states that require curing & sealing compounds 鈥? Increases the abrasion resistance of concrete
to less than 350 grams per liter. Spay-Cure &
鈥? Protects concrete from deicers, salts and other
Seal 25A produces a medium gloss, clear, con-
mild chemicals
tinuous film which effectively cures fresh con-
crete and protects concrete surfaces from intru-
鈥? Reduces maintenance costs. Surfaces are easier
sion of water, waterborne contaminants and dirt.
to clean
USES 鈥? Compatible with most adhesives for resilient
鈥? Use on fresh concrete to cure the concrete. carpet and tile
Curing minimizes crazing and shrinkage cracks.
APPLICABLE STANDARDS
Spray-Cure & Seal 25A holds moisture in the
fresh concrete more effectively than other cur- 鈥? ASTM C-1315, Type I & II, Class A, Standard
ing compounds to help the cement to fully Specification for Liquid Membrane-Forming Com-
hydrate. This process helps to maximize the pounds for Curing and Sealing Concrete
strength and durability of the concrete.
鈥? ASTM C-309, Type I, ID & II, Class A & B,
鈥? Use to seal and hardened concrete. When Standard Specification for Liquid Membrane-
applied as a sealer, Spray-Cure & Seal 25A Forming Compounds for Curing Concrete
protects the concrete from water, deicers, salts
鈥? AASHTO M-148, Type 1 & 1D, Class A & B
and other mild chemicals. Spray-Cure & Seal
25A develops a clear, durable acrylic film which 鈥? Complies with all National Volatile Organic Com-
tenaciously bonds to the concrete surface. pound Emission Standards for Architectural Coat-
ings, Federal EPA Regulation 40 CFR Part 59
鈥? Spray-Cure & Seal 25A prevents concrete from
dusting and simplifies the cleaning process by 鈥? Complies with the VOC standards for curing
preventing dirt from penetrating the concrete. compounds or cure & seal products in the follow-
ing states: California, Delaware, New Jersey,
ADVANTAGES
New York, Oregon, Pennsylvania, Virginia,
鈥? Allows concrete surface to develop full design
Washington and other area that require the VOC
strength by promoting complete hydration of
limits on curing & sealing compounds to be less
cement
than 350 grams per liter
鈥? Can be used in colder temperatures than VOC
TECHNICAL DATA
compliant water-based products
Drying Time @ 70掳F (21掳C) with 50% R.H.
鈥? Will not settle. Does not require agitation before
Dry to Touch < 1 hour
use.
Light Traffic (foot) 2 - 4 hours
鈥? Less likely to clog spray equipment than water- Heavy Traffic (vehicular) 24 hours
based products
鈥? Fast drying
Revised Mar 2006
ChemMasters
An American Owned & Operated Company
300 EDWARDS STREET 鈥? MADISON, OHIO 44057-3112
(440) 428-2105 鈥? FAX (440) 428-7091 鈥? ORDER LINE: (800) 486-7866
www.chemmasters.net
CLEANUP
Solids: 25%
Tools and equipment used in applying Spray-
V.O.C. content: 350 gm/L Cure & Seal 25A should be cleaned with Poly-
seal Solvent鈩? or xylene.
Flash Point: 0掳 F -18掳C.
STORAGE
Estimating Guide
Store tightly closed containers away from direct
Coverage rates vary with the condition of the
sunlight and sources of heat or flame. Shelf life is
concrete surface.
one year from date of manufacture
300 Ft.2/ga 7 M2/L
Curing
CAUTIONS
300 Ft.2/ga 7 M2/L
Sealing
FLAMMABLE LIQUID: Keep away from heat or open
400 Ft.2/ga 10 M2/L
2nd coat (optional) flame. Use with adequate ventilation. May cause
PACKAGING skin, eye and respiratory tract irritation. Keep out
of reach of children.
Spray-Cure & Seal 25A is packaged in 55 gallon
drums and 5 gallon pails. 36 pails are shipped on
All label precautions and MSDS must be fully
a pallet.
understood before using this product.
APPLICATION
LIMITATIONS
MIXING: Do not dilute. Spray-Cure & Seal 25A is
鈥? Although Spray-Cure & Seal 25A is compatible
packaged ready to use.
with most resilient floor covering adhesives, it
is not for use on surfaces to receive concrete
APPLICATION: Apply Spray-Cure & Seal 25A with a
overlays or other such toppings.
low pressure, solvent resistant airless sprayer
equipped with a fan nozzle (minimum orifice of
鈥? Do not use as a bond breaker for tilt wall
.030-.032); or a hand pressurized sprayer with a
construction.
"Cats Eye" nozzle (minimum orifice of .010-.012).
The optimum spray pattern is an 8-12 inch fan. 鈥? Do not apply Spray-Cure & Seal 25A to floors
Hold sprayer tip 6-8 inches from the surface of the subjected to spills of gasoline or other solvent
concrete. Apply uniformly leaving no pinholes or spills. Solvent spills must be cleaned quickly
gaps. Do not allow the material to puddle. to prevent softening of the membrane.
When using a hand pressurized sprayer it is 鈥? When used on interior surfaces, provide ad-
important to maintain as high an air pressure as equate ventilation until Spray-Cure & Seal 25A
possible to aid in spraying. has dried completely.
CURING: When applying Spray-Cure & Seal 25A to 鈥? Do not use in the presence of foodstuffs or in
fresh concrete, apply after all bleed water has areas designated for food storage. Use
dissipated and application will not mar surface. ChemMasters Safe-Cure & Seal 20 as an alter-
An optional second coat should be applied at nate.
right angles to first coat. A second coat will en-
鈥? Quality curing or sealing compounds may
hance the surface gloss and provide additional
darken or highlight the subtle color variations
protection from deicing chemicals, oils and
naturally present in concrete.
greases.
鈥? Continuous or long term exposure to ultra violet
OLDER CONCRETE: Clean thoroughly with detergent
light will cause the film to yellow. If yellowing
and high pressure water, removing any dirt, dust,
must be prevented, use Polyseal A as an alter-
paints, oil, grease or other contaminants that may
native to Spray-Cure & Seal 25A.
prevent adhesion of the Spray-Cure & Seal 25A.
In hot weather, keep product cool until just before
using. Whenever possible, apply product during
the coolest part of the day.
This Product is Formulated and Labeled for Industrial and Commercial Use Only
FOR BEST RESULTS AND SAFEST USAGE, USER IS SPECIFICALLY DIRECTED TO CONSULT
THE CURRENT MATERIAL SAFETY DATA SHEET AND PACKAGE LABEL FOR THIS PRODUCT
We warrant our products to meet our published specifications and to be free from defects in materials and workmanship to the acceptable quality levels defined in these specifications. If
acceptable quality levels are not specified, the acceptable quality levels will be those normally supplied by us for the product. We make no guarantee of the results to be obtained from the use of
our products. The determination as to the adaptability of any of our products to the specific needs of the Buyer is solely Buyer's prerogative and responsibility. We are glad to offer suggestions on
the use of our products. Nevertheless, there are no warranties given except such expresses warranties offered in connection with the sale of a particular product. Our liability shall be limited to
replacement of, or refund of an amount not to exceed the purchase price attributed to, the goods as to which such claim is made. Our selection of one of these alternatives shall be Buyer's
exclusive remedy. IN NO CASE SHALL WE BE LIABLE FOR CONSEQUENTIAL OR SPECIAL DAMAGES, EVEN IF WE HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
THE FOREGOING WARRANTIES ARE IN LIEU OF ALL OTHER WARRANTIES, GUARANTEES, CO-CONDITIONS AND REPRESENTATIONS, EITHER EXPRESSED OR IMPLIED, WHETHER
ARISING UNDER ANY STATUTE, COMMON LAW, USAGE OR TRADE, COURSE OF DEALING OR OTHERWISE, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
漏2001ChemMasters Printed in U.S.A.
|