If we do decide to pursue making plastic bags, PFA the machinery costs and details.
By selling only pellets, we can earn anywhere from Rs.50 to Rs.150 per kg of pellets.
1kg plastic makes around 200 printed plastic bags(using blow moulding, automated, read pdf attached), which, if sold at around Rs 1 per bag would also earn us Rs 200 per kg of plastic overall. However, this would require around Rs 2 lakhs of initial investment in buying the required machinery.
The machine has a capacity of making around 6000 bags an hour. So 6 hours of work would mean 36k bags a day, that is around Rs.36k worth sales everyday. Therefore one machine utilizes around 180kg plastic everyday, that is anywhere around Rs.9k-27k earnings by selling pellets of the same amount. So, clearly, immediate profits are higher in case of plastic bags, but we need a lot of added investment, machinery maintenance costs, a couple of extra workers etc.
So. Now what do you all think? :) Pellets or Bags?
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Shalin DoshiBT11B064
Second Year Undergraduate Student
Department of Biotechnology,
Indian Institute of Technology Madras, Chennai
Ph. - 9962292640