Antimony ingot yog ib hom hlau hnyav uas tsis yog ferrous, crisp thiab ci ntsa iab nyiaj dawb khoom. Muaj ob allotropes, qhov variant daj yog ruaj khov ntawm -90 degrees, thiab qhov variant hlau yog daim ntawv ruaj khov ntawm antimony.
Melting point 630 ℃, qhov ceev 6.62g / cm3, kev coj cua sov tsis zoo.
Qhov hnyav tag nrho ntawm txhua lub ingot: 22 ± 3kg, qhov ntev: 21 × 21 Hauv qab: 17 × 17 Qhov siab: 9 cm, ntim rau hauv cov thawv ntoo, nrog rau qhov hnyav tag nrho ntawm 1000 ± 50 kg ib lub thawv;
| Qib | Cov ntsiab lus tsis huv ≤ |
| As | Fe | S | Cu | Se | Pb | Bi | Cd | Tag Nrho |
| Sb99.90 | 0.010 | 0.015 | 0.040 | 0.0050 | 0.0010 | 0.010 | 0.0010 | 0.0005 | 0.10 |
| Sb99.70 | 0.050 | 0.020 | 0.040 | 0.010 | 0.0030 | 0.150 | 0.0030 | 0.0010 | 0.30 |
| Sb99.65 | 0.100 | 0.030 | 0.060 | 0.050 | — | 0.300 | — | — | 0.35 |
| Sb99.50 | 0.150 | 0.050 | 0.080 | 0.080 | — | — | — | — | 0.50 |