
Our Products - Polyurethane Primer
TECHNICAL DATA SHEET | |
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Product Description | This is two pack polyurethane primer for metal and concrete surfaces . It is fortified with anticorrosive pigments such as red oxide, zinc chrome, zinc phosphate, etc. |
Recommended Uses | Ideally suitable for use in varied conditions for the protection of all types of metals. |
PRODUCT SPECIFICATION | |
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Mixing Ratio | Base : Hardener 4 : 1 |
Colour | Aluminium, Red Oxide, Grey, Yellow or any other inert shades. |
Finish | Eggshell – Semiglossy |
Pot Life | 4 hrs at 30 �C & 65 % Relative Humidity |
Volume Solids | 40 % � 3 |
Flash point | More than 24 �C |
Recommended DFT | 30 � 5 microns per coat |
Covering Capacity | 12 to 14 sq.mtrs / ltr |
(Theoretical) | - |
Drying Time | Surface dry – 15 to 20 mins at 30 �C & 65 % Relative Humidity Hard Dry – 6 - 8 hrs max at 30 �C & 65 % Relative Humidity Fully cured – 7 days |
Recoating Time | 6 – 8 hrs. at 30 �C & 65 % Relative Humidity |
Method of Application | Brush / Conventional Spray / Airless Spray |
Thinner recommended | ‘ POLYCOR’ Thinner |
Shelf life | 6 months under normal storage conditions in original sealed containers. |
Surface Preparation | New Steel : Recommended for abrasive blasting to Sa 2 � after degreasing and deoiling of the surface. If steel is coated by Shop Primer , clean damages to shop primer and clean the surface free from oil , grease , moisture and any other foreign matter. Maintenance : Remove oil , grease etc with a detergent wash . Remove salts and other contaminants by high pressure fresh water hosing. Allow surface to dry before the application. |
Subsequent Coat | As per recommended coating system. Maintenance : Remove oil , grease etc with a detergent wash . Remove salts and other contaminants by high pressure fresh water hosing. Allow surface to dry before the application. |
Remarks 1. Application Data | ||||
Method | Pressure ( Atm) | Nozzle | Thinner | Thinner volume |
Conventional Spray | 3 – 4 | Polycor Thinner | 5 – 10 % | |
Brush | - | - | Polycor Thinner | 0 – 5 % |
Airless Spray | 4 – 5 | 0.018 inch to 0.025 inch | Polycor Thinner | 0 – 5 % |
2. Don’t use below 10 �C
3. Stir well before and while using .
4. Film thickness other than indicated also possible.
Safety Precautions : | |
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Provide sufficient ventilation while working with solvent based paints in confined spaces and stagnant air. | Keep the material away from heat , spark and direct flame |
Avoid inhalation of solvent vapour or paint mist by using facial mask .Use goggles and gloves to protect against direct contact of paint with skin and eyes. | In case of contamination , rinse with fresh running water and seek medical help at once. |
Follow local & national safety rules. |
Special Comments : | |
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Thinner consumption and actual coverage of paint depends on the site conditions. | Stir the paint well before painting and while painting if necessary. |
Material should be stored at 30 �C temperature in dry place. |