Ingot ya antimony ndi mtundu wa heavy metal yopanda ferrous, crisp komanso yonyezimira yasiliva yoyera. Pali allotropes awiri, mtundu wachikasu ndi wokhazikika pa madigiri 90 opanda, ndipo mtundu wachitsulo ndi mtundu wokhazikika wa antimony.
Malo osungunuka 630 ℃, kachulukidwe 6.62g/cm3, kutentha kosayenda bwino.
Kulemera konse kwa ingot iliyonse: 22 ± 3kg, kukula: 21 × 21 Pansi: 17 × 17 Kutalika: 9 cm, yolongedzedwa m'mabokosi amatabwa, ndi kulemera konse kwa 1000 ± 50 kg pa bokosi lililonse;
| Giredi | Zodetsedwa ≤ |
| As | Fe | S | Cu | Se | Pb | Bi | Cd | Chiwerengero chonse |
| 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 |