DATA SHEET EXLZINC 113 DESCRIPTION PRINCIPAL CHARACTERISTICS . COLOURS AND GLOSS A two component solvent based inorganic zinc rich ethyl silicate primer containing 85 % zinc by weight in the dry film. Complies with the composition and performance requirements of SSPC Paint 20 Type 1 Level 1 - An excellent primer for use on blasted sheet to white metal for better corrosion resistance. - Can be used in both maintenance and new construction of bridges, tanks, pipe work, offshore and structural steel work. - Excellent corrosion resistance for correctly prepared steel substrates up to temperature of 540 0 C when suitably top coated. - Widely used in chemical plants, paper mills, refineries and salt atmospheres. Grey - matt BASIC DATA Volume solids Recommended Dry Film Thickness Theoretical Spreading Rate 63 ± 2 % 50 – 75 microns 12.6 m2/l for 50 µm dft Surface dry @ 30 0 C Hard dry @ 30 0 C 30 minutes 12 hours Over coating interval Min 16 hours Max - Extended Shelf life at 25 0 c Min. 6 months for binder Min. 12 months for zinc dust. Flash Point Page 1 of 4 30 ° C EXCEL INDIA PROTECTIVE PAINTS PVT. LTD. DATA SHEET EXLZINC 113 RECOMMENDED SUBSTRATE SUBSTRATE CONDITIONS AND TEMPERATURES INSTRUCTIONS FOR USE - - - Page 2 of 4 Steel blast cleaned to SSPC SP 10 or Sa 2 ½ (ISO 8501 – 1 : 1998 ) Substrate temperature should be at least 3°C above dew point and minimum relative humidity should be 50%. Mixing Ratio by volume : base to hardener 4.26 : 1 - POT LIFE The binder is supplied in jerry can and pigment is supplied in plastic bag. In order to ensure proper mixing of both the components follow the instructions given below: 1. Shake the binder in jerry can thoroughly to ensure complete homogeneous liquid 2. Pour the mixed binder into a clean drum 3. Add zinc dust gradually to the homogeneous binder under continuous stirring using mechanical stirrer 4. Stir the zinc dust thoroughly through the binder at high speed and keep stirring till a homogeneous mixture is obtained 5. Strain mixture through 30 – 60 mesh screen 6. Agitate mixture continuously at low speed during application. 7. To avoid lumps in the paint do not add the binder to the zinc powder. The temperature of the mixed base and hardener should preferably be above 15°C, otherwise extra solvent may be required to obtain application viscosity Too much solvent results in reduced sag resistance and slower cure Thinner should be added after mixing the components 3 hours at 30 0 C EXCEL INDIA PROTECTIVE PAINTS PVT. LTD. DATA SHEET EXLZINC 113 AIRLESS SPRAY: Recommended Thinner Volume of Thinner Nozzle Orifice Nozzle Pressure AIR SPRAY Recommended Thinner Volume of Thinner Nozzle Orifice Nozzle Pressure BRUSH/ROLLER Recommended Thinner Volume of Thinner CLEANING SOLVENT SAFETY PRECAUTIONS ADDITIONAL DATA EXL Thinner 600 5-10% depending on required thickness and application conditions Approx. 0.38 – 0.53 mm ( 15 – 21 thou ) Approx. 112 kg / cm 2; 1600 psi EXL Thinner 600 10-20% depending on required thickness and application conditions 1.5 – 3.00 mm Approx. 3 -4 bar; 43-57 psi EXL Thinner 600 - Only for touch up and spot repair 0-5 % EXL Thinner 600 This is a solvent based paint and care should be taken to avoid inhalation of spray mist or vapour as well as contact between the wet paint and exposed skin and eyes. Film Thickness and Spreading Rate Theoretical spreading rate m2/l 12.6 10.5 8.4 Dft in µm 50 60 75 Maximum dft when brushing (touch up and spot repair) 40µm Page 3 of 4 EXCEL INDIA PROTECTIVE PAINTS PVT. LTD. DATA SHEET EXLZINC 113 Overcoating table for dft up to 75 µm : Substrate Temperature 20°C 30°C 40°C Minimum interval 20 Hrs 16 Hrs 10 Hrs Maximum Interval Extended Extended Extended _______________________________________________________________________________________ LIMITATION OF LIABILITY The information in this data sheet is based upon laboratory tests we believe to be accurate and is intended for guidance only. All recommendations or suggestions relating to the use of the products made by Excel India, whether in technical documentation or in response to a specific enquiry, or otherwise, are based on data which to the best of our knowledge are reliable. The products and information are designed for users having requisite knowledge and industrial skills and it is the end-user’s responsibility to determine the suitability of the product for its intended use. Excel India has no control over either the quality or condition of the substrate, or the many factors affecting the use and application of the product. Excel India does therefore not accept any liability arising from loss, damage or injury resulting from such use or the contents of this data sheet. _______________________________________________________________________________________ The data contained herein are liable to modification as a result of practical experience and continuous product development. It is the user’s responsibility to ensure that this sheet is current prior to using the product. Page 4 of 4 EXCEL INDIA PROTECTIVE PAINTS PVT. LTD.
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