Nga waahanga o te paura Tungsten porohita:
He iti te ihirangi hāora (<250 ppm)
Te teitei me te tohu porohita (> 95%)
He nui te moni, kaore he peerangi, he poroporo whakahiato ranei
Tukatuka Plasma Whakaawe o te paura Tungsten porohita:
Ko te tukanga plasma whakaurunga ahurei ka neke atu i te 20 nga momo whakarewa me nga taonga uku ki te paura porowhita, tae atu ki te tungsten, molybdenum, tantalum, niobium.
| Tungsten / wolfram paura | ||||
| Matū/Koeke | FW-1 | FW-2 | FWP-1 | |
| Iti iho i te (Max.) | Fe | 0.005 (rahi matūriki ≤ 10um) | 0.03 | 0.03 |
| 0.01 (rahi matūriki >10um) | ||||
| Al | 0.001 | 0.004 | 0.006 | |
| Si | 0.002 | 0.006 | 0.01 | |
| Mg | 0.001 | 0.004 | 0.004 | |
| Mn | 0.001 | 0.002 | 0.004 | |
| Ni | 0.003 | 0.004 | 0.005 | |
| Pb | 0.0001 | 0.0005 | 0.0007 | |
| Sn | 0.0003 | 0.0005 | 0.0007 | |
| Cu | 0.0007 | 0.001 | 0.002 | |
| Ca | 0.002 | 0.004 | 0.004 | |
| Mo | 0.005 | 0.01 | 0.01 | |
| P | 0.001 | 0.004 | 0.004 | |
| C | 0.005 | 0.01 | 0.01 | |
| Kōeke | Nama take | (BET/FSSS) | hāora(%) mōrahi |
| Matūriki Ultrafine | ZW02 | >3.0m2/g | 0.7 |
| ZW04 | 2.0-3.0m2/g | 0.5 | |
| Matūriki-rahi moroiti | ZW06 | 0.5-0.7um | 0.4 |
| ZW07 | 0.6-0.8um | 0.35 | |
| ZW08 | 0.7-0.9um | 0.3 | |
| ZW09 | 0.8-1.0um | 0.25 | |
| ZW10 | 0.9-1.1um | 0.2 | |
| Matūriki pai | ZW13 | 1.2-1.4um | 0.15 |
| ZW15 | 1.4-1.7um | 0.12 | |
| ZW20 | 1.7-2.2um | 0.08 | |
| Matūriki waenga | ZW25 | 2.0-2.7um | 0.08 |
| ZW30 | 2.7-3.2um | 0.05 | |
| ZW35 | 3.2-3.7um | 0.05 | |
| ZW40 | 3.7-4.3um | 0.05 | |
| Matūriki waenga | ZW45 | 4.2-4.8um | 0.05 |
| ZW50 | 4.2-4.8um | 0.05 | |
| ZW60 | 4.2-4.8um | 0.04 | |
| ZW70 | 4.2-4.8um | 0.04 | |
| Matūriki parakore | ZW80 | 7.5-8.5um | 0.04 |
| ZW90 | 8.5-9.5um | 0.04 | |
| ZW100 | 9-11um | 0.04 | |
| ZW120 | 11-13um | 0.04 | |
| Ko te matūriki taratara ahua | ZW150 | 13-17um | 0.05 |
| ZW200 | 17-23um | 0.05 | |
| ZW250 | 22-28um | 0.08 | |
| ZW300 | 25-35um | 0.08 | |
| ZW400 | 35-45um | 0.08 | |
| ZW500 | 45-55um | 0.08 |
Kei a Huarui te punaha whakahaere kounga.Ka whakamatauhia a maatau hua i te tuatahi i muri i to maatau mahi, ka whakamatau ano i mua i nga tukunga katoa, tae noa ki nga tauira.A, ki te hiahia koe, ka whakaae matou ki te hunga tuatoru hei whakamatautau.Ae, ki te pai koe, ka taea e matou te whakarato tauira ki a koe hei whakamatautau.
Ko te kounga o o maatau hua ka whakamanahia e Sichuan Metallurgical Institute me Guangzhou Institute of Metal Research.Ko te mahi tahi mo te wa roa ki a raatau ka taea te penapena i nga waa whakamatautau mo nga kaihoko.