ALKYD INTERMEDIATE – RANA 723 I
EN.TDS
Product information
1-Excellent spray ability.
2-Resists corrosion.
3-Recommended for use on steel where a conventional
topcoat system is required.
Physical data
Colour: customer request
Finish: flat
Flash point: 28°c
Volume solids: 48 ±2%
D.f.t: 50 – 60 microns
Specific gravity: 1.35 ± 0.05gr/cm3
Theoretical coverage: 9.6 m2 /lit (at 50 µ d.f.t)
Drying time at 25°c:
Touch dry: 2 hrs
Dry to handle: 5 hrs
Full cure: 4 days
Component: 1
Application methods: conventional spray or brush or
Airless spray or roller
Recoat intervals*: 10°c 25°c 40°c
(mild condition) : Min: 30 hrs 12 hrs 6 hrs
**Max: NONE NONE NONE
**Maximum Recoat: Unlimited. Must have a clean, dry surface for top coating.”Loose” chalk or salts must be removed in . accordance with good painting practice. Drying time is temperature, humidity, and fi lm thickness dependent
Recommended thinner: RANA THINN 70
Recommended cleaner: RANA CLEAN 70
Shelf life: 12 months when stored indoors in unopened
Original containers at 5 to 40°c (cool and dry
Place).
Curing mechanism: by solvent release and chemical reaction
With o2
Substrate: Steel ,primed steel
*: For recoating the surface should be free of dust ,grease and contamination .
Typical uses
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As a universal intermediate on interior and
exterior steel in mildly to moderately corrosive
environment.
Application information
This RANA CHEM’s product is a universal alkyd intermediate
or primer for above water service.
To obtain the maximum performance for which this product
is formulated, strict adherence to all application, instructions,
precautions, conditions and limitations is necessary.
Application equipment
The following equipment is listed as a guide and suitable
Equipment from other manufactures may be used.
Adjustments of pressure and change of tip size may be
needed to obtain the proper spray characteristics.
1-Airless spray:standard airless spray equipment having
a 28:1 or higher pump ratio and a fluid tip with a 0.33 to 0.381 mm
orifice.
2-Conventional spray:industrial equipment with suitable
aircap having a fluid tip with a 1.6-1.8mm orifice .
3- Mixer
4-Brush
Caution
1-Handle with care.
2-HARMFUL or fatal if swallowed;immediately seek
medical assistance.
3-Avoid inhalation of possible solvent vapours
or paint mist,as well as paint contact with skin and eyes.
4-Apply only in well ventilated areas and ensure that
adequate forced ventilation exists when paint applies is
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in confined spaces or when the air is stagnant.
5-Use fresh air masks and explosion proof equipment.
6-Take precautionary measures against static discharges.
Application procedure
1-Flush equipment with recommended cleaner before use.
2-Stir paint for 5 minutes.
3-For spray,thin only as needed for workability
4-Apply a wet coat in even, parallel passes.overlap
each pass 50% to avoid bare areas,pinholes or holidays.
5-Small damaged or bare areas and random pinholes or
holidays can be touched up by brush.
6-Clean all equipment with recommended cleaner
immediately after use.
Environmental condition
Environmental temperature must be 10-40°c.
Surface temperature must be at least 3°c above dew point
to prevent condensation. At freezing temperature surface
must be free of ice and relative humidity below 80 %.
Surface preparation
The surface must be clean and dry .all dirt, grease and other
foreign materials ` should be removed .old primed surface
must be smoothly wire brushed.
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