MASTERFLOW 322

Non shrink, natural aggregate, fibre reinforced for marine environment structure and concrete repair

DESCRIPTION TYPICAL PERFORMANCE DATA

MASTERFLOW 322 is a non shrink, natural aggregate Flowable
grout with excellent high early and ultimate strengths. It Compressive 1 day 30N/mm
2
is specially formulated for marine environment, while strength 2
providing extended working time even at high ambient 3 days 50N/mm
temperatures when mixed and placed at any 2
7 days 60N/mm
recommended consistency. 2
28days 70N/mm
MASTERFLOW 322 compensates shrinkage in both
2
plastic and hardened states and meets specification of Flexural strength 28days 10.5 N/mm
ASTM C-1107. Tensile strength 28days 5.5 N/mm
2
MASTERFLOW 322 also has an excellent
impermeability against salt water and high durability due Estimate setting time Initial 5 hr
to the existence of silica fume. Final 6 hr
MASTERFLOW 322 available in two types:
MASTERFLOW 322 normal for thin application PROPERTIES
MASTERFLOW 322DP formulated with specially
selected pea gravel to enable placing in thick sections. Supply form : Powder
Colour : Cement grey
RECOMMENDED FOR Density (wet) Flowable : 2.25
Plastic : 2.28
All non shrink grouting application in marine environment Flow trough (cm) Flowable : 30 50
structure with clearances of 10 mm or more including :
maintenance of civil structures. APPLICATION
Extensive repair to beams, slab and other structural
elements. Surface Preparation
reinstatement of honeycombed or defective structural The substrates should be properly prepared and should
concrete. be free from contamination, laitance and loose material.
Thoroughly saturate the substrate with water at least 2
High slump and good pumpability for formed 3 hours prior to pouring the grout. All free water ponding
applications. should be blown out of the void just before pouring the
grout.
BENEFITS
As for all cementitious materials curing is essential to
High Early strength ensure rapid commissioning prevent rapid drying out of the grout and shrinkage
of new structures and minimum downtime on repair caused by the water loss. Curing should be effected by
work. accepted methods such as curing compound, polythene
Flowable long life grout easy to grout intricate sheet, wet hessian or water ponding.
spaces normally inaccessible by conventional
grouting technique. Mixing
Extended working time up to 1.50 hours even at MASTERFLOW 322 is supplied in a ready to use form
high ambient temperatures. Facilitates grouting of requiring the addition of water only. DO NOT add
large or difficult placements in a single pour, often cement, sand, pea gravel or other materials. DO NOT
without the use of a pump. use hardened or lumpy grout caused by torn or water-
Non Staining Contains no metallic aggregates and damaged bags.
is similar in appearance to plain concrete. Suitable Mix with drinkable water only. DO NOT MIX BY HAND.
for fine architectural finishes. For small quantities use a grout stirrer (available from
Easy to use Requires no special mixing BASF Construction Chemicals) and slow speed
equipment. It can be mixed in a standard concrete electric drill, adding all mixing water to empty pail, then
mixer or in a pail using grout stirrer. add dry grout in a steady stream while mixing. Continue
Dual expansion systems for controlled expansion mixing for approximately 2 minutes.
Dense and non shrink, even in the hardened state. For larger quantities a paddle type mortar mixer is
preferred. Add 80% or mixing water first, then dry grout
to form a stiff consistency. Continue mixing at this

Head Office / Factory Representative Office

Jl. Jababeka V Blok I-1 Surabaya Medan
Cikarang Industrial Estate Jl. Dukuh Kupang I No.71-73 Taman Setia Budi Indah I
Bekasi 17530 Surabaya 60225 Jl. Cycas II/6 Blok AA No.21
T +62 21 8934339 T +62 31 5662210; 5662365 Medan 20131
F +62 21 8934342 5662382; 5682027; 5681972 T +62 61 8212145
F +62 31 5672161 F +62 61 8212447
MASTERFLOW 322
consistency for about 1 minute. Add remainder of water ESTIMATING DATA
steadily until desired consistency is achieved. Total mix
time should be 4 to 5 minutes. A 25kg bag of MASTERFLOW 322, when mixed in
Do not use excess water. Discard any grout that has accordance with BASF Construction Chemicals
been left so long it has stiffened. Do not re-temper. recommended procedures, will provide the following
yields:
Placing
MASTERFLOW 322 has been formulated for placing by Types Water Yield
pouring or pumping to required thickness. Its extended
working life properties allow sufficient time for placement Normal 4.2 Litres 13 Litres
to be competed without problems.
However, proper planning and organization on the job With Pea Gravel 3.4 Litres 12.6 Litres
site is essential.
Recommended thickness is between 10 mm and 150
mm.
STORAGE
Sufficient labour and machine mixing capacity must be MASTERFLOW 322 can be kept for 12 months if stored
available to ensure continuous placement. in tightly sealed original packaging and cool dry
environment.
Cleaning
Clean tools and equipment with water before PACKAGING
MASTERFLOW 322 has hardened, otherwise
mechanical cleaning will be required. MASTERFLOW 322 is supplied in 25 kg bag.

PRECAUTIONS
MASTERFLOW 322 is not toxic, but as with other
materials containing Portland cement it has an alkaline
nature and thus can be irritating to skin and eyes. Wear
simple dust masks and gloves when handling. Keep out
reach of children. Wash off splashed of grout with clean
water. If irritation persists, seek medical advice.
For detailed Health, Safety and Environmental
Recommendations, please consult and follow all
instructions in the products Material Safety Data Sheet.

I-D1-0406

The technical information and application advice given in this BASF Construction Chemicals
publication are based on the present state of our best scientific and practical knowledge. As the
STATEMENT OF information herein is of a general nature, no assumption can be made as to a product's suitability for a
RESPONSIBILITY particular use or application and no warranty as to its accuracy, reliability or completeness either
expressed or implied is given other than those required by law. The user is responsible for checking the
suitability of products for their intended use.
Field service where provided does not constitute supervisory responsibility. Suggestions made by
BASF Construction Chemicals either orally or in writing may be followed, modified or rejected by the
NOTE owner, engineer or contractor since they, and not BASF Construction Chemicals, are responsible for
carrying out procedures appropriate to a specific application.