Bor karbidi organiki däl madda, adatça çal-gara poroşok.Highokary dykyzlygy (2,55g / sm³), ýokary ereýän nokady (2350 ° C) we ajaýyp himiki durnuklylygy we neýtronyň siňdirilmegi bar.Material gaty gaty, göwheriň gatylygyna deňdir we neýtron sorujy häsiýetlere eýe.Bu, karbidiň neýtron sorujy hökmünde ýadro energiýasy ýaly köp ugurlarda ulanylmagyna, şeýle hem çydamly materiallar, keramiki berkitme fazasy, ýeňil ýaraglar we esasanam ýadro reaktory neýtron sorujy hökmünde ulanylmagyna sebäp boldy.
Başga bir at | B2-C 、 B4C 、 gara göwher era teraboron karbid |
CAS NOOK. | 12069-32-8 |
Himiki formula | B4C |
Molar massasy | 55,255 gr mol |
Daş görnüşi | Gara poroşok |
Dykyzlygy | 2,52g / sm (gaty) |
Ereýän nokat | 2350 ° C (2623,15 K) |
Gaýnama nokady | > 3500 ° C (> 3773,15 K) |
Suwda ergin | Eräp bilmeýär |
Kristal gurluş | romboedral |
Esasy howp | zyýan beriji |
Grit ululygy | Ölçegi | Himiki düzümi | |||
B% | C% | Fe2O3% | BC% | ||
60 # | 315-215 | 78-81 | 17-22 | 0.2-0.4 | 97-99 |
80 # | 200-160 | ||||
100 # | 160-125 | ||||
120 # | 125-100 | 78-80 | 17-22 | 0.2-0.4 | 96-98 |
150 # | 100-80 | ||||
180 # | 80-63 | ||||
240 # | 60-50 | 77-80 | 17-22 | 0.3-0.5 | 96-97 |
280 # | 50-40 | ||||
320 # | 40-28 | ||||
W40 (360 #) | 35-28 | 76-79 | 17-21 | 0.3-0.6 | 95-97 |
W28 (400 #) | 28-20 | ||||
W20 (500 #) | 20-14 | 75-79 | 17-21 | 0.4-0.8 | 94-96 |
W14 (600 #) | 14-10 | ||||
W10 (800 #) | 10-7 | 74-78 | 17-21 | 0.4-0.9 | 92-94 |
W7 (1000 #) | 7-5 | ||||
W5 (1200 #) | 5-3.5 | 74-78 | 17-21 | 0.5-0.9 | 90-93 |
W3.5 (1500 #) | 3.5-2.5 | ||||
-325 # | <45 | 74-79 | 17-22 | <0.3 | 92-97 |
0-44μm | <45 | ||||
-200 # | <90 | 74-80 | 17-22 | <0.3 | 94-97 |
-100 # | <150 | ||||
0-25μm | <25 | 74-79 | 17-21 | <0.3 | 92-96 |
0-10μm | <10 | 74-78 | 17-21 | <0.3 | 91-95 |
60 # -150 # | 250-75 | 77-81 | 17-22 | <0.3 | 95-98 |
40 # -120 # | 315-106 | ||||
30 # -60 # | 355-250 | ||||
Bor karbid | 355-250 | 92-80 | 17-23 | <0.3 | 90-99 |
1. Gradeokary derejeli bölejik üweýji material;
2. Himiki keramiki, aýna ýa-da burun ýasamak;
3. learadro reaktory we gorag materialy;
4. Okdan goraýan ýarag öndürmek;
5. Mehaniki bölekleriň hyzmat liftini gowulandyrmak;
6. Bor himiki materiallary üçin goşundy doldurgyç hökmünde;
7. Çekişme materiallary üçin esasy doldurgyç.