Aluminum brewing equipment still occupy most of the market share, aluminum density is small, so the aluminum brewing equipment usually is very light, easy to carry.
Effect of foaming time on the density and porosity of foam aluminum was discussed in detail. Evolution of pores in the foaming process was described, and the foaming mechanism was analysed.
3
生产出来泡沫铝的密度决定了该产品的强度。
The density of the bubbles determines the strength of the products produced.