Hanyar calcium carbide PVC farashin
hanyar calcium carbideFarashin PVC,
PVC ta hanyar calcium carbide, PVC guduro farashin,
PVC gajarta ce ga polyvinyl chloride.Guduro wani abu ne da ake yawan amfani dashi wajen samar da robobi da roba.Gudun PVC farin foda ne da aka saba amfani dashi don samar da thermoplastics.Abu ne na roba da ake amfani da shi a duniya a yau.Polyvinyl chloride guduro yana da fitattun halaye kamar ɗimbin albarkatun ƙasa, fasahar masana'anta balagagge, ƙarancin farashi, da fa'idodin amfani.Yana da sauƙin sarrafawa kuma ana iya sarrafa shi ta hanyar gyare-gyare, laminating, allura gyare-gyare, extrusion, calending, busa gyare-gyare da sauran hanyoyi.Tare da kyawawan kaddarorin jiki da sinadarai, ana amfani da shi sosai a masana'antu, gini, aikin gona, rayuwar yau da kullun, marufi, wutar lantarki, kayan amfanin jama'a, da sauran fannoni.Gudun PVC gabaɗaya suna da juriya na sinadarai.Yana da ƙarfi sosai da juriya ga ruwa da abrasion.Polyvinyl chloride resin (PVC) ana iya sarrafa shi zuwa samfuran filastik daban-daban.PVC robobi ne mai nauyi, mara tsada, kuma robobi ne masu dacewa da muhalli.Pvc Resin za a iya amfani da a bututu, taga Frames, hoses, leathers, waya igiyoyi, takalma da sauran janar manufa taushi kayayyakin, profiles, kayan aiki, bangarori, allura, gyare-gyare, sandals, wuya tube da kayan ado, kwalabe, zanen gado, kalanda, m allura da gyare-gyare, da dai sauransu da sauran sassa.
Siffofin
PVC yana daya daga cikin resin thermoplastic da aka fi amfani dashi.Ana iya amfani da shi don yin samfura masu ƙarfi da ƙarfi, kamar bututu da kayan aiki, ƙofofin da aka bayyana, tagogi da zanen kaya.Hakanan yana iya yin samfura masu laushi, kamar fina-finai, zanen gado, wayoyi na lantarki da igiyoyi, allon bene da fata na roba, ta ƙari na filastik.
Ma'auni
| Maki | QS-650 | S-700 | S-800 | S-1000 | QS-800F | QS-1000F | QS-1050P | |
| Matsakaicin digiri na polymerization | 600-700 | 650-750 | 750-850 | 970-1070 | 600-700 | 950-1050 | 1000-1100 | |
| Bayyanar yawa, g/ml | 0.53-0.60 | 0.52-0.62 | 0.53-0.61 | 0.48-0.58 | 0.53-0.60 | ≥0.49 | 0.51-0.57 | |
| Abun ciki mara ƙarfi (ruwa ya haɗa), %, ≤ | 0.4 | 0.30 | 0.20 | 0.30 | 0.40 | 0.3 | 0.3 | |
| Filastik sha na 100g guduro, g, ≥ | 15 | 14 | 16 | 20 | 15 | 24 | 21 | |
| Ragowar VCM, mg/kg ≤ | 5 | 5 | 3 | 5 | 5 | 5 | 5 | |
| Nuna % | 0.025 mm raga ≤ | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| 0.063m raga % ≥ | 95 | 95 | 95 | 95 | 95 | 95 | 95 | |
| Lambar idon kifi, No./400cm2, ≤ | 30 | 30 | 20 | 20 | 30 | 20 | 20 | |
| Yawan barbashi najasa, A'a., ≤ | 20 | 20 | 16 | 16 | 20 | 16 | 16 | |
| Fari (160ºC, bayan mintuna 10), %, ≥ | 78 | 75 | 75 | 78 | 78 | 80 | 80 | |
| Aikace-aikace | Kayayyakin Gyaran allura, Kayayyakin Bututu, Kayayyakin Kalanda, Bayanan Bayanan Kumfa, Tsararrun Bayanan Bayani, Fitar Fayil ɗin Ginin Tsayayyen Bayani | Rubutun Rabin Tsari, Faranti, Kayayyakin bene, Linning Epidural, Sassan Na'urorin Lantarki, Abubuwan Mota | Fim na gaskiya, kunshin, kwali, katako da benaye, abin wasa, kwalabe da kwantena | Sheets, Fata na wucin gadi, Kayayyakin bututu, Bayanan martaba, Bellows, Bututun Kariya, Fina-finan marufi | Kayayyakin Ƙarfafawa, Wayoyin Lantarki, Kayan Kebul, Fina-Finai masu laushi da Faranti | Sheets, Kayan Kalanda, Kayan Aikin Kalandar Bututu, Kayan Wuta na Waya da igiyoyi | Bututun Ban ruwa, Bututun Ruwan Sha, Bututun Kumfa, Bututun Ruwa, Bututun Waya, Bayanan Bayani | |
Aikace-aikace
Kwanan nan, kodayake farashinPVC ta hanyar calcium carbideya ragu kaɗan, bai kai girman rage farashin PVC ba.Babban ribar da kamfanonin PVC ke samu ta hanyar calcium carbide na ci gaba da raguwa, kuma kamfanonin PVC na kera talabijin na waje a gabashin kasar Sin sun koma wani mummunan darajar a karshen watan Yuni.Ya zuwa karshen ranar 23 ga watan Yuni, yawan ribar da aka samu ta hanyar carbide ta gabashin kasar Sin ta kai yuan/ton -133, wanda ya ragu da yuan 622/ton.A halin yanzu, farashin da kamfanonin PVC carbide na calcium carbide suka tashi a gabashin kasar Sin har yanzu yana kan gaba sosai, kuma raguwar farashin ya kasance a hankali kuma a makare.Kamfanoni suna fuskantar matakai daban-daban na matsin lamba na bayarwa, don haka a cikin ɗan gajeren lokaci, farashin har yanzu ya fi faɗuwa da faɗuwa, babu tsammanin sake juyar da yanayin asarar.A cikin wannan mahallin, kasuwa ta fara ambaton ma'aunin chlor-alkali da alkali don haɓaka chlorine, galibi samar da soda na ruwa chlorine yana buƙatar narkewa.
