DESIGN, DEVELOPMENT AND MANUFACTURE OF SEA/AIR WORTHY PACKAGING BOXES FOR DRDL PROPULSION SYSTEM
Packaging box would be made from marine plywood (Moister Resistant MR-grade). The marine plywood would be first coated internally as well as externally with a suitable primer and then with a coat of cashew nut based oil for waterproofing.
Size 12 feet X 1.8 feet x 1.5 feet approx Total Board = 32.4 Sq feet
Best marine plywood (Moister Resistant MR-grade) costing – Rs 100- Rs 200 for 19mm Boards – IS:710 – Excellent waterproofing. Used in ship building
Cashew nut based oil – Rs 400 to Rs 600/ Ltrs, Best Paint – Rs 400- Rs 600
Rest as shown in picture foam cushions, Hinges, Lifting brackets Stickers and carpentry charges etc Cost you can guess?