One question that the Business Supply customer service team routinely comes across has to deal with paper “weight” and how to choose the best weight for a customer’s particular needs. Based on that, we thought we’d take a crack at explaining what paper weight really is, and how it plays a role in your shopping decisions. Hammermill Copyplus Paper For starters, the “weight” of a paper isn’t actually the physical weight of the paper itself, but refers to the thickness and sturdiness of the paper. Many customers get confused about buying paper by the case as they mistakenly believe that the case of paper actually weights 20 lbs, when the 20 lbs refers to the paper weight classification (which has absolutely nothing to do with the actual weight of the paper). The smaller weight numbers refer to thinner or lighter grade paper, while the larger numbers refer to a heavier or thicker paper. Most copy papers are available in the following weights: 16 ...