Bogra (Bangladesh): Iron foundries in Bogra district face closure in the wake of price hike of raw materials, industry people have said. They also said high import duties on raw materials are holding back the prospects of the industry in Bogra, the home to some 35 small iron foundries. Ainul Haque Sohel, president of Foundry Owners Association of Bangladesh, said high prices of pig iron and hard coke, which…