Hence, at a production level of 500 units, the total electric cost is $8,000 [$3,000 + ($10 x 500)]. The mixed cost illustrated in the above chart is called a step function. An example of such cost behavior would be the total salary expense for shift supervisors.
Product Summary. A plastic tack is a kind of tack made of the material of plastic which is a material of a wide range of synthetic or semi-synthetic organic solids used in the manufacture of industrial products. Plastics are typically polymers of high molecular mass, and may contain other substances to improve performance and/or reduce production costs.
EVA is also used as a clinginess-enhancing additive in plastic wraps. Craft foam sheets are made of EVA and these foam sheets are popularly used for children's foam stickers. EVA is also used in biomedical engineering applications as a drug delivery device.he material has good clarity and gloss, low-temperature toughness, stress-crack resistance, hot-melt adhesive waterproof properties, and resistance to UV radiation. EVA has a distinctive vinegar-like odor and is competitive with rubber and vinyl products in many electrical applications.