Popping bubble wrap is a captivating idle pass time, is not it? Admit it, a few of your fondest childhood recollections are of you popping away at a sheet of the stuff with absorbed interest, right? In these treasured idle moments did you ever wonder how that bubble wrap is made? Or how these good little pockets of air are trapped between the plastic just to your popping pleasure? Read on to find out exactly how it’s all done.
First, granules of plastic are closely sprinkled onto a heated conveyor belt. This warms the plastic grains to a pliable consistency, though they still hold their shape. Think of those bits of plastic like heated chocolate chips; even when they are sizzling they nonetheless stay the identical form unless disturbed, at which point they change into liquid. So the warm plastic grains pass under a roller which squashes them all flat. During this squashing, the person bits of plastic get melded collectively and a thin, clear sheet of plastic emerges on the other side of the roller.
Now, of these sheets are used for making bubble wrap. One has the precise bubbles and the opposite acts as a cover to seal the air in. To form the bubbles, the primary sheet is wrapped round a cylindrical bar with little bubble formed indentations in it. As the plastic is held taut on the cylinder, suction pulls it into each little gap, shaping the bubbles by stretching plastic into the dents. This is lots like whenever you poke you finger into a taut sheet of plastic wrap and depart a dent.
Finally, the second sheet of plastic is laid on prime of the first, trapping the air in the bubbles between them. A blast of hot air seals the two sheets together right into a single piece and voila! bubble wrap! The factory packages the bubble wrap (no stuffing required there) and ships it off. The various companies and companies that use this product everyday obtain it and package their own items in it to protect them from damage in transit.
So the next time a large package arrives at your door and you rip it open to seek out it stuffed with bubble wrap, think back to the factory where that stuffing was made. And while you’re indulging your internal child by playing with your noisy improvised toy, bear in mind the simple process that created this wonderfully amusing material. Happy popping!
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