2745| 7
|
新型墻體材料模具采用什么材料,模具壽命大概多少萬次? |
| ||
點評
為了環(huán)保,國家逐步淘汰粘土燒結(jié)的紅磚。采用煤矸石、粉煤灰、頁巖等材料用模具成型后燒結(jié)而成的空心磚等
| ||
| ||
小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
GMT+8, 2025-5-4 09:03 , Processed in 0.070086 second(s), 20 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.