???????, CaSO4, ??? ? ???? ???? ???? ?? ??? ?? ??? ??? ??.
1. ???? ?? ??
2. ???? ???
3. ?? ??? ??
4. ???? ????
5. ?? ????
???? ??
1. ?????(latex foam)
2. ???
3. ?? ???
4. ???? ???
5. ??? / ??? ???
6. Rheology modifier
7. ??
????
GB/T 176-1996? ???? ???? ?? ????(%)
|
?? |
SiO2 |
Al2O3 |
Fe2O3 |
CaO |
MgO |
TiO2 |
SO3 |
|
?? |
4.5-6.5 |
33-35 |
6.0-8.0 |
39-42 |
1.5-2.0 |
1.0-1.5 |
8-10 |
|
???? |
<7.0 |
〉33 |
〉6.0 |
39-42 |
<2.5 |
<1.8 |
8-11 |
???
GB/T 8074-2008? ???? ??? ????
??: 360∼400㎡/kg
????: >360㎡/kg
??: 450∼490㎡/kg
????: >450㎡/kg
????
C=CaO A=Al2O3 S=SiO3 S=SO3 F=Fe2O3
?? ??????: C4A3S
?? ??????: C2S, C4AF
????
??GB20472-2006 ??? ???? ??? ??.
20℃? ???? Vicat apparatus???? ????
20℃? ??? ??95%? ???? ??? ??
|
|
???? |
???? |
|
???? |
＞10? |
＜350? |
|
|
?? |
||
|
1? |
3? |
7? |
|
|
???，MPa |
〉6.0 |
〉8.0 |
〉9.0 |
|
????，MPa |
〉50.0 |
〉60.0 |
〉70.0 |
????:
◆ ??????
◆ ?????
◆ ?????
◆ ?????
◆ ?????
◆ ??
???: ???????????
??: ??? ??? ?? ????? ????174?
