Through a variety of weight-reduction methods, Mazda has announced that its next generation of cars will shed up to 440 pounds each. In today's environment of escalating fuel costs, improving MPG has become a paramount concern for automakers. Lower vehicle curb weights means less mass to move which saves you money at the pump. And lower weight also offers improved performance dividends which is fitting for the "Zoom-Zoom" brand.
The diet consists of three weight-loss methods, focusing on lighter materials, new metal bonding techniques, and vehicle design emphasis on lower weight.
The biggest changes will be seen in new vehicles' underbody structures, where Mazda plans to transfer crash impacts through the floorpan instead of the body. Because the floorpan will require less strengthening to sustain impacts, this will allow Mazda to lighten the top-half of the body shell. Car stylists will also include less curves on the body, as straighter sides enable engineers to create a stronger frame with less metal.
In addition, Mazda has created a new 'micro-cell' plastic, with an aerated foam core. With this new plastic, Mazda reckons it can reduce the weight of all plastic parts in a car by 10%.
Mazda has also restated its commitment to Wankel engines as part of its weight saving strategy, although any such weight improvements will have to be carefully evaluated against increased fuel consumption.
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