規(guī)格(孔徑) | 片厚(mm) | 片/平方 | 容重(公斤/立方) |
25mm | 0.45-0.5 | 50 | 42 |
35mm | 0.45-0.5 | 45 | 37 |
50mm | 0.45-0.5 | 32 | 26 |
80mm | 0.5-0.8 | 20 | 22 |