Akụrụngwa maka ịkwadebe corrugated dual-wall hard PVC pipe
Raw ihe maka ịkwadebe corrugated dual-wall ike PVC ọkpọkọ,
Akụrụngwa maka imepụta ọkpọkọ PVC nwere mgbidi nwere okpukpu abụọ,
Polyvinyl chloride (PVC) bụ resin thermoplastic linear mepụtara site na polymerization nke vinyl chloride monomer.N'ihi ọdịiche nke akụrụngwa, e nwere ụzọ abụọ nke synthesizing vinyl chloride monomer calcium carbide usoro na mmanụ ala.Sinopec PVC nakweere usoro nkwusioru abụọ, n'otu n'otu sitere na Chinese Shin-Etsu Chemical Company na American Oxy Vinyl Company.Ngwaahịa ahụ nwere ezigbo nguzogide corrosion kemịkalụ, ihe mkpuchi ọkụ eletrik mara mma yana nkwụsi ike kemịkal dị mma.N'ihe dị elu chlorine, ihe ahụ nwere ezigbo nkwụsị ọkụ na ihe na-ekpochapụ onwe ya.PVC dị mfe nhazi site na extrusion, injection ịkpụzi, calendering, ịfụ ịkpụzi, compressing, nkedo ịkpụzi na thermal ịkpụzi, wdg.
Ngwa
PVC bụ otu n'ime resin thermoplastic a na-ejikarị eme ihe.Enwere ike iji ya mee ngwaahịa ndị nwere ike siri ike na ike dị elu, dị ka ọkpọkọ na ntinye, ọnụ ụzọ profaịlụ, windo na nkwakọ ngwaahịa.
Ọ nwekwara ike ịme ngwaahịa dị nro, dị ka ihe nkiri, mpempe akwụkwọ, wired eletriki na eriri, ụlọ ala na akpụkpọ anụ sịntetik, site na mgbakwunye nke plasticizers.
Oke
| Ọkwa | PVC QS-1050P | Okwu | ||
| Ihe | Uru nkwa | Usoro ule | ||
| Nkezi ogo polymerization | 1000-1100 | GB/T 5761, Okike A | K uru 66-68 | |
| Njupụta pụtara ìhè, g/ml | 0.51-0.57 | 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, ≥ | 21 | Q/SH3055.77-2006, Ihe Odide D | ||
| VCM fọdụrụnụ, mg/kg ≤ | 5 | GB/T 4615-1987 | ||
| Nyocha % | 2.0 | 2.0 | Usoro 1: GB/T 5761, Ihe Odide B Usoro2: Q/SH3055.77-2006, Ihe odide ntụkwasị A | |
| 95 | 95 | |||
| Nọmba Azụ, Mba/400cm2, ≤ | 20 | Q/SH3055.77-2006, Ihe Odide E | ||
| Ọnụọgụ ụmụ irighiri ihe adịghị ọcha, Mba, ≤ | 16 | GB/T 9348-1988 | ||
| Ọcha (160ºC, nkeji iri ka e mesịrị),%,≥ | 80 | GB/T 15595-95 | ||
A na-akwadebe ihe eji eme ihe maka ịme ọkpọkọ PVC siri ike
PVC (100 pts.wt.),
trisalt (6.4-6.8 pts.wt.),
stearate ụzọ (0.42-0.47 pts.wt.),
barium stearate (1.4-1.7 pts.wt.),
stearic acid (0.42-0.47 pts.wt.),
paraffin microcrystal (0.36-0.41 pts.wt.),
polyvinyl wax (0.58-0.62 pts.wt.),
ACR (401) (1.9-2.1 pts.wt.),
polyethylene chlorinated (5.8-6.3 pts.wt.),
calcium carbonate superfine (9-11 pts.wt.)
AC 316 (0.28-0.33 pts.wt.).
Uru ya bụ ịrụ ọrụ mmanye dị elu, ike mmetụta, mgbanaka mgbanaka na ọnọdụ dị nro nke Vicat, ọdịdị dị mma na-emebi emebi, yana ezigbo plasticity dị ala.
