PVC S-700
PVC S-700,
transperent ibé akwụkwọ PVC resin,
Polyvinyl chloride, nke a na-akpọ PVC, bụ otu n'ime ụdị plastik emepụtara, mmepụta nke ugbu a bụ nke abụọ na polyethylene.A na-eji polyvinyl chloride mee ihe n'ọtụtụ ebe na ụlọ ọrụ, ọrụ ugbo na ndụ kwa ụbọchị.Polyvinyl chloride bụ ngwakọta polymer nke vinyl chloride mebere ya.Ọ bụ thermoplastic.Na-acha ọcha ma ọ bụ na-acha odo odo ntụ ntụ.Ọ na-agbaze na ketones, esters, tetrahydrofurans na chlorinated hydrocarbons.Nguzogide kemịkalụ mara mma.Nkwụsi ike ọkụ na-adịghị mma na nguzogide ọkụ, ihe karịrị 100 ℃ ma ọ bụ ogologo oge ikpughe na ìhè anyanwụ malitere decompose hydrogen chloride, plastic n'ichepụta kwesịrị ịgbakwunye stabilizer.Igwe ọkụ eletrik dị mma, agaghị ere ọkụ.
Ọkwa S-700 na-bụ-eji na-emepụta transperent flakes, na ike-enwe ike-enwe ike ma ọ bụ ọkara siri ike iberi ma ọ bụ mpempe akwụkwọ maka ngwugwu, n'ala ihe, siri ike film maka lining (maka swiiti wrapping akwụkwọ ma ọ bụ sịga mbukota film), wdg Ọ nwere ike. a ga-etinyekwa ya na iberi siri ike ma ọ bụ nke ọkara siri ike, mpempe akwụkwọ, ma ọ bụ mmanya na-adịghị ahụkebe maka ngwugwu.Ma ọ bụ enwere ike ịgbanye ya iji mee nkwonkwo, valvụ, akụkụ eletriki, ngwa ụgbọ ala na arịa.
Nkọwapụta
| Ọkwa | PVC S-700 | Okwu | ||
| Ihe | Uru nkwa | Usoro ule | ||
| Nkezi ogo polymerization | 650-750 | GB/T 5761, Okike A | K uru 58-60 | |
| Njupụta pụtara ìhè, g/ml | 0.52-0.62 | Q/SH3055.77-2006, Ihe Odide B | ||
| Ọdịnaya na-agbanwe agbanwe (mmiri gụnyere),%, ≤ | 0.30 | Q/SH3055.77-2006, Ihe Odide C | ||
| Plasticiser absorption nke 100g resin, g, ≥ | 14 | Q/SH3055.77-2006, Ihe Odide D | ||
| VCM fọdụrụnụ, mg/kg ≤ | 5 | GB/T 4615-1987 | ||
| Nyocha % | 0.25mm ntupu ≤ | 2.0 | Usoro 1: GB/T 5761, Ihe Odide B Usoro2: Q/SH3055.77-2006, Ihe odide ntụkwasị A | |
| 0.063mm ntupu ≥ | 95 | |||
| Nọmba Azụ, Mba/400cm2, ≤ | 30 | Q/SH3055.77-2006, Ihe Odide E | ||
| Ọnụọgụ ụmụ irighiri ihe adịghị ọcha, Mba, ≤ | 20 | GB/T 9348-1988 | ||
| Ọcha (160ºC, nkeji iri ka e mesịrị), %, ≥ | 75 | GB/T 15595-95 | ||
Polyvinyl chloride resin PVC S-700 A na-eji ya na mmepụta nke mpempe akwụkwọ transperent, nkwakọ ngwaahịa, ihe siri ike, efere, ihe ala, ihe nkiri siri ike, nke a ga-etinye n'ime nkwakọ ngwaahịa siri ike, ihe profaịlụ, na ntinye ọkpọkọ na-akpụ akpụ.
