Kukongoletsa Mzere wa Mkuwa
Chiyambi cha Zamalonda
Mkuwa wakhala ukugwiritsidwa ntchito ngati zinthu zokongoletsera kwa nthawi yayitali. Chifukwa cha zinthuzo, umakhala wosinthasintha komanso umalimbana ndi dzimbiri. Ulinso ndi pamwamba powala komanso kapangidwe kake kamphamvu. Ndi kosavuta kuupaka utoto ndi mankhwala. Wakhala ukugwiritsidwa ntchito kwambiri popanga zitseko, mawindo, zovala, zokongoletsa, madenga, makoma ndi zina zotero.
Magawo Akuluakulu Aukadaulo
1-1Kapangidwe ka Mankhwala
| Nambala ya aloyi | Kapangidwe ka Mankhwala (%,Max.) | ||||||||||||
| Cu+Ag | P | Bi | Sb | As | Fe | Ni | Pb | Sn | S | Zn | O | zonyansa | |
| T2 | 99.90 | — | 0.001 | 0.002 | 0.002 | 0.005 | 0.005 | 0.005 | 0.002 | 0.005 | 0.005 | 0.06 | 0.1 |
| H62 | 60.5-63.5 | — | — | — | — | 0.15 | — | 0.08 | — | — | Rem | — | 0.5 |
1-2 Aloyi Table
| Dzina | China | ISO | ASTM | JIS |
| Mkuwa | T2 | Cu-FRHC | C11000 | C1100 |
| Mkuwa | H62 | CuZn40 | C28000 | C2800 |
Mawonekedwe
1-3-1mfundo mm
| Dzina | Aloyi (China) | Mtima | Kukula (mm) | |
| Kukhuthala | M'lifupi | |||
| Mzere Wamba Wamba/Wamkuwa | T2 H62 | Y Y2 | 0.05~0.2 | ≤600 |
| 0.2~0.49 | ≤800 | |||
| >0.5 | ≤1000 | |||
| Mzere Wokongoletsera | T2 H62 | YM | 0.5~2.0 | ≤1000 |
| Mzere Woyimitsa Madzi | T2 | M | 0.5~2.0 | ≤1000 |
Chizindikiro cha Kukwiya: O. Wofewa; 1/4H. 1/4 Wolimba; 1/2H. 1/2 Wolimba; H. Wolimba; EH. Wolimba Kwambiri.
1-3-2Chigawo cha Kulekerera: mm
| Kukhuthala | M'lifupi | |||||
| Kukhuthala Kulola Kupatuka± | M'lifupi Lolani Kupatuka± | |||||
| <600 | <800 | <1000 | <600 | <800 | <1000 | |
| 0.05~0.1 | 0.005 | ------ | ------ | 0.2 | ------ | ------ |
| 0.1~0.3 | 0.008 | 0.015 | ------ | 0.3 | 0.4 | ------ |
| 0.3 ~ 0.5 | 0.015 | 0.020 | ------ | 0.3 | 0.5 | ------ |
| 0.5~0.8 | 0.020 | 0.030 | 0.060 | 0.3 | 0.5 | 0.8 |
| 0.8~1.2 | 0.030 | 0.040 | 0.080 | 0.4 | 0.6 | 0.8 |
| 1.2~2.0 | 0.040 | 0.045 | 0.100 | 0.4 | 0.6 | 0.8 |
| 2.0~3.0 | 0.045 | 0.050 | 0.120 | 0.5 | 0.6 | 0.8 |
| Kupitilira 3.0 | 0.050 | 0.12 | 0.15 | 0.6 | 0.8 | 1.0 |
Njira Yopangira Zinthu






