Test zvinhu | Company | Test standard | PA-20 |
chitarisiko | —— | —— | Upfu chena |
Surface density | g/cm3 | GB/T 1636-2008 | 0.45±0.10 |
Sieve zvakasara (30 mesh) | % | GB/T 2916 | ≤2.0 |
Volatile | % | ASTM D5668 | ≤1.3 |
Intrinsic viscosity | —— | GB/T 1632-2008 | 3.00±0.20 |
ACR nePVC vane polarity yakafanana, hukama hwakakura uye kuenderana kwakanaka, uye maitiro ayo anoshanda ndeaya:
1. Panguva yekushisa kwekugadzirisa, inogona kukurudzira synchronous uye yunifomu plasticization yePVC zvinhu, kuvandudza kugadzikana kwekupisa, kudzivirira zvinobudirira coking yemunharaunda yezvinhu, kuderedza kupisa kwekuumbwa kwekugadzira, kupfupisa nguva yeplastiki, nekuvandudza kushanda kwekugadzira.
the
2. Kuvandudza kuyerera kwePVC zvinhu, kusimudzira kugadzirwa kwakatsetseka, kuwedzera goho rezvigadzirwa, uye kuderedza kupfekwa kwemuchina wekugadzira michina.
the
3.Zvinonyanya kuderedza kuiswa kwezvinhu zvakasiyana-siyana pamusoro pemuchina, uye zvakanyanya kunatsiridza kutaridzika kwezvigadzirwa zvakapedzwa kana semi-yakapera zvigadzirwa zvakadai sekutsetseka.
Ichi chigadzirwa chinonyanya kushandiswa kuPVC pachena zvigadzirwa sePVC firimu uye PVC sheet. Inogona zvakare kushandiswa mune PVC furo mumiririri zvigadzirwa.
25Kg / bhegi. Chigadzirwa chacho chinofanira kuchengetwa chakachena panguva yekufambisa, kurodha uye kuburitsa kudzivirira kuratidzwa nezuva, mvura, tembiricha yepamusoro uye hunyoro, uye kudzivirira kukanganisa pasuru. Ichachengetwa munzvimbo inotonhorera, yakaoma, isina chiedza chezuva uye pane tembiricha yakaderera kupfuura 40oC kwemakore maviri. Mushure memakore maviri, inogona kushandiswa mushure mekupfuura ongororo yekuita.