gbanwetụrụ masterbatch maka nnukwu njupụta polyethylene bellow nwere nnukwu dayameta
gbanwetụrụ masterbatch maka nnukwu njupụta polyethylene bellow nwere nnukwu dayameta,
HDPE maka ala, HDPE maka ọkpọkọ curraged,
Ejiri teknụzụ usoro UNIPOL™ mepụta ngwaahịa a.Ezubere ya maka iji ngwa ọkpọkọ ebe ogologo oge ike hydrostatic na iguzogide ngwa ngwa ịgbawa na-achọsi ike.Ngwa dabara adaba gụnyere ọkpọkọ nkesa gas, nnukwu ọkpọkọ ụlọ ọrụ, ogbunigwe, nsị, na ahịrị ọrụ mmiri nke obodo.Nkwekọrịta ụkpụrụ ụlọ ọrụ: ASTM D 3350: nhazi ọkwa cell - eke - PE345464A - Black - PE345464C (Lee NKE A) Plastics Pipe Institute (PPI): TR-4 - Natural Pipe - DGDB-2480 NT 3408 - ASTM PE3608 ọkwa ọkwa - HDsiB @ 73°F – Black Pipe – DGDB-2480 BK 3408 (Lee NKE B) — ASTM PE3608 ọkpọkọ ọkwa – 1600psi HDB @ 73°F na 800psi HDB @ 140°F National Sanitation Foundation (NSF) Standard 14 na 61 – eke Pipe – DGDB-2480 NT 3608 – Black Pipe – DGDB-2480 BK 3608 (Lee NDỤMỌDỤ B) Kpọtụrụ ụkpụrụ maka nkọwa zuru ezu.IHE: (A) Ọnụọgụ ise mbụ nke nhazi ọkwa cell dabere na resin eke.Nọmba ikpeazụ na akwụkwọ ozi dabere na resin ojii (resin eke gbakwunyere 6.5% DFNF-0092).(B) Ekepụtara resin eke n'okpuru ọnọdụ kwesịrị ekwesị na carbon black masterbatch DFNF-0092 (6.5%).
Na-eji
1.Pipe ngwa
2.Natural gas nkesa ọkpọkọ
3.Large ulo oru ọkpọkọ
4.Ngwuputa
5.Mmiri
6.Municipal mmiri ọrụ ahịrị
HDPEbellows, nke a maara dị ka PE curragted ọkpọkọ, bụ ụdị ọkụ ọhụrụ mere nke elu njupụta polyethylene.It nwere àgwà nke ìhè arọ, elu nrụgide na-eguzogide, ezi ike, ngwa ngwa ewu na ogologo ndụ.
The dayameta nke HDPE okpukpu abụọ-mgbidi bellows na-emepụta na China bụ φ400 ~ φ1400mm, nke ọ bụghị nanị na-achọ elu fluidity nke ihe izute nhazi chọrọ nke akụrụngwa, ma na-ezute chọrọ nke mgbanaka stiffness ọkwa nke ngwaahịa (klaasị S2 karịrị 8KN). / m2, maka ụfọdụ ihe onwunwe, ka ibu na dayameta, na-ebelata mgbanaka stiifness uru, Ya mere, nke a na-eweta ụfọdụ ihe isi ike na nhọrọ nke ihe Mgbe ọtụtụ nnwale, Qilu HDPE2480 nwere ike izute ya mmepụta chọrọ, ma mgbanaka stiffness nke. ngwaahịa enweghị ike iru 8KN / m2. The mgbanaka stiffness ule uru na ọkọlọtọ okpomọkụ (23 ± 2 ℃) bụ 6.2kN / m2, nke na-achọ mgbanwe nke ihe onwunwe na-achọ na-enweghị ibelata arụmọrụ nke mbụ HDPE2480. Ya bụ, n'okpuru ọnọdụ nke n'ịhụ na mgbanaka mgbanwe, obere okpomọkụ mmetụta na notch mmetụta ike nke ngwaahịa;Melite modul na-ehulata nke ihe iji hụ na ọkwa nke isi ike ngwaahịa.
Usoro nrụpụta maka ndochi dị elu gbanwetụrụ masterbatch nke nnukwu caliber high density polyethylene bellows nke nwere ike izute ihe achọrọ nke nnukwu caliber bellows mgbanaka mgbanwe, mmetụta dị ala okpomọkụ, ike mmetụta notch na ụfọdụ na-ehulata anwụ.
Ejikọtara ya na 30-50% D50 = 2-7 μm ultrafine calcium carbonate na 50-70% ultrafine talc ntụ ntụ, a kwadebere ntụ ntụ mejupụtara.
Ọnụ ego njuputa nke ihe nna ukwu emezigharịrị nke ihe mejupụtara ntụ ntụ nwere ike iru 50% na HDPE nnukwu dayameta bell.N'okpuru ọnọdụ HDPE∶ ihe ọhụrụ gbanwetụrụ ọhụrụ = 50∶50, ịdị arọ nke ọkpọkọ nwere otu caliber na-abawanye naanị 5 ~ 6%, na modul na-ehulata ruo 1360Mpa.The tensile na mmetụta nguzogide nke ihe na flexural ike nke 24Mpa yiri nke mbụ gbanwetụrụ ihe mgbe ọ jupụtara na 30% : ike tensile bụ ≥24Mpa, na mgbawa ọnụ ọgụgụ nke 10 samples na mmetụta na-eguzogide na 0 ℃ bụ ihe na-erughị 1, nke na-emezu n'ụzọ zuru ezu mma chọrọ nke nnukwu-caliber HDPE Bellows.
Na-eji 30 ~ 50% D50 = 2 ~ 7μm superfine calcium carbonate na 50 ~ 70% superfine talc ntụ ntụ iji jikọta n'ime ntụ ntụ nke akụkụ 100, na-agbakwunye 0.2 ~ 1 akụkụ njikọ njikọ n'ime ntụ ntụ mejupụtara ma na-akpali 5 ~ 10 nkeji na 120 ~ 140 ℃.Mgbe ahụ tinye 3 ~ 6 akụkụ nke mmanụ ọcha, 1 ~ 2 akụkụ nke stearic acid, 1 ~ 2 akụkụ nke hydroxyl silicone mmanụ na 20 ~ 30 akụkụ nke polyethylene ma ọ bụ polypropylene bilie even mgbe ihe onwunwe, na 150 ~ 190 ℃ okpomọkụ, site na yiri ejima ịghasa extruder ya mbuaha extrusion na granulating.
Iji mee ka nha nke masterbatch dị n'otu ma belata ihe mkpofu na uzuzu na usoro mmepụta ihe, a na-egbutu masterbatch na ikuku iji nweta otu nha ahụ.
Onye na-ahụ maka njikọta bụ titanate coupling agent ma ọ bụ onye na-ahụ maka njikọta aluminate ma ọ bụ onye na-ejikọta silane.
