Ihe mkpuchi ntụ ntụ polyethylene maka igbe igbe batrị

Ihe mkpuchi ntụ ntụ polyethylene maka igbe igbe batrị

Description

PECOAT® PEB4177 Polyethylene ntụ ntụ mkpuchi maka igbe igbe batrị bụ a thermoplastic ntụ ntụ mkpuchi gbanwee ya na polyethylene resin dị ka ihe ndabere, ma gbakwunye ya na mmanụ lubricants, ndị na-egbochi ịka nká, stabilizers, agba agba, wdg. Ihe mkpuchi ahụ nwere nguzogide ihu igwe dị mma, nkwụsi ike nke kemịkalụ, mkpuchi ọkụ eletrik, nkwụsị ọkụ dị ala, nkwụsị nke corrosion, na mgbanwe dị iche iche dị n'ime ya. na polyethylene.

Ubi Ngwa

Ọ dabara maka igbe batrị mkpuchi.

Njirimara nke ntụ ntụ

• Ọdịnaya na-adịghị agbanwe agbanwe: ≥99.5%,
• Akọrọ eruba nke eruba-elu: ≥20%
• Nnukwu ike ndọda: 0.91-0.95 (dị iche na agba)
• Nkesa oke urughuru:≤300um
• agbaze index: 5-50g / 10min (2.16kg, 190 ℃) [dabere na ntekwasa workpiece na ahịa usoro].
• Nchekwa: Ekwesịrị ịchekwa ya n'okpuru 35 ℃, n'ebe akọrọ na anwụ na-adịghị, ma jikwaa ya na ndabere nke mbụ. Nkwakọ ngwaahịa ahụ bụ akpa akwụkwọ mejupụtara nke nwere nha nha 20kg kwa akpa.

ngwa Ntuziaka

1. Ọgwụgwọ tupu ọgwụgwọ: Wepụ nke ọma mmanụ na nchara, nke enwere ike nweta site na usoro okpomọkụ dị elu, usoro mgbaze, usoro kemịkalụ, ma ọ bụ mgbawa ájá. Mgbe ọgwụgwọ gasịrị, elu nke mkpụrụ kwesịrị ịdị na-anọpụ iche [acid ga-eme ka mkpụrụ osisi corrosion, na alkaline nwere ike ime ka mkpuchi mkpuchi].
2. Workpiece preheating okpomọkụ: 250-350 ℃ [gbanwere dị ka size nke workpiece si okpomọkụ ike (ie metal ọkpụrụkpụ)].
3. Ihe ndina nwere mmiri mmiri mkpuchi imikpu: 4-8 sekọnd [gbanwere dị ka ọkpụrụkpụ ọla na udi nke workpiece].
4. post kpo oku: 180-250 ℃, 0-5 nkeji [post-ekpo ọkụ na plasticization usoro bara uru iji nweta a ezigbo mkpuchi na metal elu].
5. Ntu oyi: ikuku jụrụ oyi ma ọ bụ dị jụụ

Ịrụ ọrụ mkpuchi

• Agba (GB/T 9761): Enweghị nnukwu ọdịiche a hụrụ (tụnyere efere ọkọlọtọ)
• Ọdịdị (Q/HJ 008): Dị larịị ma dị nro (na-enye ohere maka obere peel oroma)
• Glossiness% (GB/T 9754, 60°): 10-75 (gbanwere dị ka ihe ndị ahịa chọrọ)
• Ehulata (ihe nkiri ọkpụrụkpụ 200mm) (GB/T 6742): ≤2mm
• Ike ike mmiri (D) (GB/T 2411): 53
• Obere okpomọkụ embrittlement eguzogide (Q / HJ 008): -35 ℃, 60h na-enweghị cracking
• Adhesion (tụ aka na 5.5.2.3.2 na JT/T 600.1): Ọkwa 0-1
• Iguzogide nrụgide gburugburu ebe obibi mgbawa ESC (GB1842): 8h
• Nguzogide ule dị elu na nke dị ala (-30-20-60-20 ℃): 8 okpomọkụ cycles, mkpuchi anaghị agbawa ma ọ bụ bee pụọ.

Ahụike na nchekwa

Ihe mkpuchi ntụ ntụ a bụ ngwaahịa na-adịghị egbu egbu, mana ekwesịrị ịzere iku ume n'oge eji. A na-atụ aro ka ndị ọrụ na-eyi mkpuchi uzuzu na enyo enyo kwesịrị ekwesị. Ọ bụrụ na ọ ga-ekwe omume, zere mmetụ akpụkpọ ahụ ogologo oge na mkpuchi ntụ ntụ. Anyị na-akwado ịwụnye fan ọkụ n'ọnụ na akpa akwa nwere mmiri mmiri.

anya

1. Iji nweta mmachi kachasị mma, a na-atụ aro ka phosphatize ma ọ bụ chromate nke mkpụrụ osisi ahụ mgbe ewepụchara na nchara. Otú ọ dị, ebe ọ bụ na ngwọta chromate nwere nnukwu chromium hexavalent, nsị ya na-etinye nnukwu ihe ize ndụ nye ahụike mmadụ na nke ndụ na a ga-ewepụ ya mgbe a gwọchara ya nke ọma.
2. Igwe ọkụ na-ekpo ọkụ ga-eme ka mkpuchi ahụ na-eme ka ọ dị afọ ma gbanwee, na ihe nkiri ahụ ga-emebi n'ihi oke okpomọkụ. Okpomọkụ dị oke ala ga-eme ka ọnụ ọgụgụ mkpuchi ntụ ntụ dị ala, mkpuchi na-enweghị isi, na njikọ kemịkalụ ezughị ezu, nke ga-ebelata njikọ dị n'etiti mkpuchi na mkpụrụ. Ya mere, a ga-ekpebi okpomọkụ kachasị mma site na nyocha ndị dabeere na ígwè ígwè na mkpuchi ndị ahịa.
3. Ogologo ihe nkiri dị ukwuu ga-emetụta njikọ dị n'etiti ihe nkiri ahụ na mkpụrụ, na-ebute nkwụsị nke mkpuchi site na mkpụrụ.
4. Workpiece imewe: nkọ akụkụ kwesịrị n'ala, e kwesịghị inwe oghere na ịgbado ọkụ ebe, na metal ọkpụrụkpụ na waya dayameta na otu workpiece kwesịrị yiri.
5. A naghị atụ aro ngwaahịa a maka iji na ngwaahịa emezigharị (emezigharịrị).
6. Dị ka ntụ ntụ polymer niile, karịsịa na ọnọdụ mmiri, ntụ ntụ a nwere ike ịgbanye ma ọ bụ gbaa ọkụ ma ọ bụrụ na ọ na-abanye na kọntaktị na-ekpo ọkụ ma ọ bụ ngwaọrụ ọkụ.

ngwa Usoro

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