Silicon nitride hade da silicon carbide kiln yana da halaye na babban zafin jiki ƙarfi, mai kyau thermal girgiza juriya, sauki nakasawa, hadawan abu da iskar shaka juriya, lalata juriya, mai kyau thermal conductivity da sauransu.
Babban alamun aiki
Abu | Ƙimar wuta | Ƙayyadaddun Kilin | Fihirisar samfur mai siffa |
Bayyanar porosity(%) | <16 | <16 | <14 |
Yawan yawa(g/cm3) | 2 2.65 | 2 2.65 | 2 2.68 |
Ƙarfin matsi a zafin jiki(MPa) | 2 160 | 2 170 | 2 180 |
Karfin lankwasawa a dakin da zafin jiki(1400X:) MPa | 240 | 245 | 245 |
Ƙarfin lanƙwasawa mai girma(1400r) MPa | 250 | 250 | 250 |
Coefficient na thermal fadadawa(Saukewa: CTC110)xioVC | <4.18 | <4.18 | <4.18 |
Ƙarfafawar thermal(1100C) | 216 | 216 | 216 |
Refractories(°C ) | 1800 | 1800 | 1800 |
0.2 MPa Zazzabi mai laushi ƙarƙashin kaya(X:) | 1600 | 1600 | > 1700 |
Matsakaicin zafin aiki(°C) | 1550 | 1550 | 1550 |
Ana amfani da samfuran da yawa a cikin dabaran niƙa mai yumbu, samfuran aluminium, ƙwallon ƙwallon aluminum, kiln masana'antu, yumbu na lantarki, babban ƙarfin lantarki ain, sanitary ware, faren yau da kullun, nitride gami da yumbu kumfa da sauran masana'antu.
Juriyar lalacewa na kayan Si3N4-SiC shine sau 3.13 na karfe mai jure lalacewa (Crl5Mo3), kuma nauyin shine kawai 1/3 na na karfe mai jurewa (Crl5Mo3).
The lalata juriya ingancin rage darajar Si3N4-SiC da calcium carbide da alumina a daban-daban mafita ne kamar haka:
Maganin gwaji | Zazzabi ("C) | Si3N4-SiC | Tukwane na gama gari | Aluminum carbide | Aluminum oxide |
98%Sulfuric acid | 100 | 1.8 | 55.0 | > 1000 | 65,0 |
50%Sodium hydroxide | 100 | 2,5 | > 1000 | 5.0 | 75.0 |
53%Hydrofluoric acid | 25 | <0.2 | 7.9 | 8.0 | 20,0 |
85%Phosphoric acid | 100 | <0.2 | 8.8 | 55.0 | > 1000 |
70%Nitric acid | 100 | <0.2 | 0.5 | > 1000 | 7,0 |
45%Potassium hydroxide | 100 | <0.2 | > 1000 | 3.0 | 60,0 |
25%Hydrochloric acid | 70 | <0.2 | 0.9 | 85.0 | 72,0 |
10% Hydrofluoric acid + 57% Nitric acid
| 25 | <0.2 | > 1000 | > 1000 | 16,0 |