eric collins, managing director of nampak plastics visiting an infini milk bottle factorya producer of plastic milk bottles in stonehouse is appealing for the british dairy supply chain to keep its commitment to recycled plastic.falling oil prices have prompted reports of financial challenges at a leading supplier of recycled high density polyethylene rhdpe called closed loop recycling.some sources have claimed that certain dairy packaging companies are switching back to virgin hdpe instead of rhdpe due to price issues.eric collins, managing director of nampak plastics, said &ldquothis issue resonates deeply with nampak as it has been at the heart of the business right from the very beginning."we have been on a fouryear mission to produce packaging that meets environmental standards, and to create products that are lighter in weight than their predecessors."nampak plastics is keen to make clear that its support for recycled material and the environmental benefits it brings is unwavering &ndash and is urging other firms to follow suit.mr collins continued "it&rsquos crucial that we don&rsquot switch back to virgin material having developed, established and sustained a true circular economy."nampak is best known for introducing rhdpe into their infini milk bottles.