Mika whenua maroke
Kirihou Miihini Miihini Miihini
Sice | Tae | Maama (Lab) | Rahinga Matūriki (μm) | Purea (%) | Rauemi Aukume (ppm) | Makuku (%) | LOI (650 ℃) | Ph | Osbestos | Wae Kaha Taumaha | Whakatakahanga nuinga (g / cm3) |
Mica maroke (Whakakī) | |||||||||||
D-60 | Maama Hiriwa | 80 ~ 83 | 170 | > 98 | < 500 | < 0.5 | 4.5 ~ 5.5 | 7.8 | KORE | < 10ppm | 0.28 |
D-100 | Maama Hiriwa | 82 ~ 86 | 120 | > 98 | < 500 | < 0.5 | 4.5 ~ 5.5 | 7.8 | KORE | < 10ppm | 0.26 |
D-200 | Maama Hiriwa | 82 ~ 86 | 68 | > 98 | < 300 | < 0.5 | 4.5 ~ 5.5 | 7.8 | KORE | < 10ppm | 0.24 |
D-300 | Maama Hiriwa | 83 ~ 86 | 50 | > 98 | < 500 | < 0.5 | 4.5 ~ 5.5 | 7.8 | KORE | < 10ppm | 0.23 |
D-400 | Maama Hiriwa | 84 ~ 88 | 45 | > 98 | < 500 | < 0.5 | 4.5 ~ 5.5 | 7.8 | KORE | < 10ppm | 0.22 |
Nga Mahi rereke a PP i muri i te Taapiri i te Mika, te Korero, te Caco3, te Miihini Karāhe
Taonga | Kaore he whakakii | PP + 40% | PP + 40% | PP + 30% | PP + 40% | PP + 40% |
PP | talc (taonga) | CaCO3 (taonga) | Muka karaehe | Te kohuke mika taiao | Kua Oti a Mika | |
(taonga) | ||||||
Te kaha taumaha (Mpa) | 4930 | 4270 | 2770 | 6340 | 4050 | 6190 |
Kaha piko (Mpa) | 4450 | 6420 | 4720 | 10060 | 6450 | 9320 |
Piko modulu / (Gpa) | 0.193 | 0.676 | 0.421 | 0.933 | 0.934 | 1.04 |
Kaha pa kaha (KJ / m2) | 0.45 | 0.45 | 0.75 | 0.79 | 0.7 | 0.65 |
136 | 162 | 183 | 257 | 190 | 226 | |
Ngawera wera takahuri ℃ | ||||||
Te pakeke (D whakamatautau pakeke) | 68 | 72 | 68 | 69 | 68 | 73 |
Ratiowehenga Whakawhitinga (roa)% | 2 | 1.2 | 1.4 | 0.3 | 0.8 | 0.8 |
Mahi Matua a Mika
Ko te paura miraka maroke o Huajing he whakataetae i te utu me te pumau te kounga. Ko te paura mika tino maamaa i hangaia ma te huri me te kore e whakarereke i nga rawa taiao. I te wa o te mahinga katoa, ka whakamahia e maatau te punaha whakakii kapi kia tino kitea te kounga o te hua; Ma te mahinga tirotirohanga e whakamahi te tikanga pateni hei whakarite i te pumau o te kounga me te waahanga pai kua tohaina, katahi ka ea nga tono a etahi kaihoko. Hei tohu pai ake, ko te Huajing mica puehu e whakamahia ana hei whakakii i nga mea kirihou.
Te Tono a Mika i te PP
He pai nga hiko o te puehu Mica, he hiko hiko teitei, he hiko hiko iti, he waahanga ngoikore me te awangawanga arc pai. I te wa ano, he iti te hygroscopicity o te mika me te nui o te mahana o te rerekee o te waiariki ina whakamahia ana te mika hei whakakii, he painga ki te pupuri i nga waahanga hiko i te taiao haurangi me te teitei o te mahana. Hei tauira, ka honoa mai te 50% mika ki te PP, neke atu i te ruarua te hiko o te wehenga. Ko te whakamahinga o te mika kua whakarereke i te PP i roto i nga taputapu motuka me nga taputapu o te kaainga hei whakaputa i te papatohu motuka, i te mowhiti tiaki rama, i te miihini motuka me etahi atu waahanga ka taea te whakapai ake i tona kaha, te aukati i te wera, te pumau o te waahanga me te whakaheke i te whakaheke.
Te Tono a Mika i te PP-R
Ko te putorino PP-R he momo hou o te PP koretake mo te hanga hangariki matomato e whakamahia whanui ana i roto i enei tau. Ko tana awangawanga o te pāmahana he nui ake i te rite ranei ki nga nekehanga 90, he utu iti me te ngawari ki te whakamahi. Ko te putorino PP-R me te mika he kaha nui, he awangawanga pai, he aukati kaha, a kua tino heke te utu, no reira he whanake whanaketanga maakete whanui ake.