Le rababa ƒe ƒuƒoƒo me la, wowɔa compression permanent deformation tests geɖe wu tensile permanent deformation tests. Abe alesi woaƒo nu tso eŋu le ete ene la, rababa ƒe akpa geɖe kpɔa ŋusẽ ɖe eƒe nɔnɔme si trɔna dzi. Ele be míade dzesii le afisia be compressive permanent deformation kple tensile permanent deformation nye nɔnɔme vovovo eve. Eyata nusi nyona ɖe edzi be compression permanent deformation menaa tensile permanent deformation nyona ɖe edzi kokoko o, eye nenema ke wòle le go bubu me. Tsɔ kpe ɖe eŋu la, le rababa nutrenu nu la, compressive permanent deformation menye nu nyui aɖe si gblɔa nutrenu ƒe nyaƒoɖeamenu alo nutrenu ƒe dɔwɔwɔ ɖi o. Zi geɖe la, zi alesi wowɔa compressive stress relaxation dodokpɔa sesẽe la, zi nenemae wogblɔa nusi wowɔ ƒe nutrenu ƒe dɔwɔwɔ ɖi nyuie wu.

Wozãa dodokpɔ ƒe ɖoɖowɔɖi siwo gbɔna tsɔ naa rababa ƒe nɔnɔmetɔtrɔ ƒe dɔwɔwɔ si nɔa anyi ɖaa la nyona ɖe edzi. De dzesii: Ðewohĩ dodokpɔ ƒe ɖoɖowɔɖi siawo mawɔ dɔ le nɔnɔmeawo katã me o. Tsɔ kpe ɖe eŋu la, tɔtrɔ ɖesiaɖe si ate ŋu aɖe tɔtrɔ si anɔ anyi ɖaa le nutete alo teteɖeanyi me dzi akpɔtɔ la ate ŋu akpɔ ŋusẽ ɖe nɔnɔme bubuwo dzi eye womakpɔ egbɔ le nuŋɔŋlɔa me o.

1. Vulcanization ɖoɖo .

Bu peroxides zazã abe vulcanizing agents ene ŋu, si ate ŋu awɔ CC cross-linked bonds eye wòato esia me ana rababa ƒe nɔnɔmetɔtrɔ tegbee nanyo ɖe edzi. Vulcanization of ethylene propylene rababa kple peroxide ate ŋu aɖe rababa ƒe nutete tegbee dzi akpɔtɔ. Viɖe siwo le peroxide si wu sulfur ŋue nye alesi peroxide zazã le bɔbɔe kple rababa la ƒe tɔtrɔ ɖaa si nɔa anyi ɖaa.

2. Vulcanization ɣeyiɣi kple dzoxɔxɔ .

Vulcanization ƒe dzoxɔxɔ si kɔkɔ wu kple vulcanization ɣeyiɣi didi wu ateŋu adzi vulcanization ƒe sesẽme ɖe edzi eye eyata woaɖe rababa ƒe nutete ƒe hatsotso dzi akpɔtɔ.

3. cross-linking density .

Dzidziɖedzi si le rababa ƒe crosslinking density dzi ate ŋu aɖe rababa ƒe nutete si nɔa anyi ɖaa dzi akpɔtɔ nyuie.

4. sulfur vulcanization ɖoɖo .

Be míaɖe EPDM ƒe atike ƒe ƒuƒoƒo ƒe tɔtrɔ ɖaa dzi akpɔtɔ eye wòana dzoxɔxɔ ƒe tsitretsitsi nanyo ɖe edzi la, míate ŋu abu 'Low Deformation' Vulcanization System (Mass) sia ŋu: sulfur 0.5phr, zdbc 3phr, zMDC 3phr, TMTDM 2PHR.

Le W type neoprene me la, diphenynlthiourea accelerator zazã ate ŋu ana rababa la nawɔ nutete ƒe tɔtrɔ si anɔ anyi ɖaa, gake woaƒo asa na CTP zazã abe anti-coke agent ene, togbɔ be ate ŋu ana ɣeyiɣi si me dzoxɔxɔa naxɔ dzo la nadidi ɖe edzi, gake egblẽa nu geɖe wu le compression permanent deformation ŋu.

Le NBR rababa gome la, le vulcanization ɖoɖo si wotia me la, ele be woaɖe sulfur ƒe agbɔsɔsɔ dzi akpɔtɔ, dze agbagba nàzã sulfur atsɔ ana ŋutilã abe TMTD alo DTDM ene be woatsɔ aɖɔli sulfur ƒe akpa aɖe, sulfur ƒe akpa siwo mesɔ gbɔ o ana rababa ƒe nutete tegbee ƒe dɔwɔwɔ nanyo ɖe edzi. Vulcanization ɖoɖo si me HVA-2 kple hyposulfuramide le ate ŋu ana rababa la nade nutete si le bɔbɔe wu la me.

5. peroxide vulcanization ɖoɖo .

BBPIB peroxide tiatia ana rababa la natrɔ ɖe nutete ŋu tegbee wu. Le peroxide vulcanization systems me la, co-crosslinkers zazã dzia unsaturation ɖe edzi le system la me, si hã hea crosslink density si sɔ gbɔ vɛ, elabena crosslinking of free radicals with unsaturated bonds dzɔna bɔbɔe wu hydrogen ɖeɖe tso kɔsɔkɔsɔ siwo me yɔ fũ me. Co-CrossLinkers zazã trɔa crosslinking network ƒomevi eye wòtoa esia me nana be compression permanent deformation properties of the adhesive.

6. Vulcanization megbe .

Vulcanization ƒe akpa aɖewo li le vulcanization ƒe ɖoɖoa me, eye vulcanization megbe dɔwɔwɔ le yame ƒe nyaƒoɖeamenu me ɖea mɔ be woaɖe asi le nusiwo wowɔ siawo ŋu, si wɔnɛ be rababa la ƒe nutete si bɔbɔ ɖe anyi wu.

7. Fluoroelastomer FKM/Bisphenol AF Vulcanization .

Le fluoroelastomers gome la, bisphenol vulcanizing agent zazã ɖe peroxide vulcanizing agent teƒe ate ŋu ana rababa la natrɔ asi le nutete ŋu tegbee si anɔ anyi ɖaa.

8. Ŋusẽ si molecule ƒe kpekpeme kpɔna ɖe ame dzi .

Le rababa ƒe nɔnɔme me la, rababa si ƒe molecule ƒe kpekpeme lolo le mama dedie nu tiatia ate ŋu aɖe rababa ƒe nutete si nɔa anyi ɖaa dzi akpɔtɔ nyuie.

Le NBR rubber gome la, ele be woazã rababa si ƒe mooney sɔ gbɔ la, si ate ŋu ana rababa la natrɔ asi le eŋu wòanɔ sue.

9. Neoprene .

W Type Neoprene ƒe nutete si nɔa anyi ɖaa le esi wu G type neoprene.

10. EPDM .

Be nàna rababa si ƒe nutete le sue la natrɔ atraɖii la, dze agbagba nàƒo asa na EPDM rababa si ƒe kristalowɔwɔ lolo la zazã.

11. NBR .

NBR, si nye emulsion si wotsɔ calcium chloride wɔ abe coagulant ene la, zi geɖe la, eƒe nutete ƒe hatsotso si le sue la nɔa esi.

Le NBR rababa gome la, ne èdi be yealé fɔ ɖe eƒe compression permanent deformation dɔwɔwɔ ŋu la, ekema dze agbagba nàtia ƒomevi siwo ƒe alɔdzewo le kɔkɔm eye kɔsɔkɔsɔ kɔkɔwo ƒe ƒoƒo alo ƒomevi siwo me acrylonitrile ƒe agbɔsɔsɔ le sue le.

12. ethylene-acrylate rababa .

Le AEM rababawo gome la, peroxide vulcanizing agents ate ŋu ana compression set si bɔbɔ wu diamine vulcanizing agents.

13. resin-based homogenizers .

Ƒo asa na resin-based homogenizers zazã le rababa ƒe ƒuƒoƒo me, elabena esia dzia atike la ƒe nutete ɖe edzi.

14. Fillers .

Zi geɖe la, nusi wotsɔ yɔa nu me, eƒe wɔwɔme kple eƒe anyigba ƒe akpa aɖe koŋ dzi ɖeɖe kpɔtɔ (si dzia nusuekpɔmɔ̃ ƒe lolome ɖe edzi) aɖe nutete ƒe ɖoɖoa dzi akpɔtɔ. Le ɣeyiɣi ma ke me la, nusi wotsɔ yɔa nu me ƒe dɔwɔwɔ dzi ɖeɖe kpɔtɔ hã ate ŋu ana nutete ƒe set ƒe tsitretsitsi ɖe atike la ŋu nanyo ɖe edzi.

15. Silika .

Silica-nu si le anyigba si le anyime si le atike si wotsɔ wɔa atike la me aɖe compression set la dzi akpɔtɔ. Be woate ŋu akpɔ nutete si le sue la, ehiã be woaƒo asa na silica ƒe yɔyɔ fũ. Ne agbɔsɔsɔ si wotsɔ yɔa nu me la kɔ wu akpa 25 (le agbɔsɔsɔ nu) la, atike si wotsɔ ƒoa nui ƒe nɔnɔme si nɔa anyi ɖaa la va lolona.

16. Silane ƒe kadodotike .

Ne míebu silane coupling agent zazã le silica si wotsɔ ƒo tsii ƒe agbɔsɔsɔ si sɔ gbɔ me ŋu la, woate ŋu aɖe nutete si nɔa anyi ɖaa si nye adhesive la dzi akpɔtɔ. Silane coupling agent ate ŋu aɖe compression permanent deformation of silica filled rubber, eye wòaɖe compression permanent deformation of silicate type filler abe anyi, talcum powder kple other fill rubber hã dzi akpɔtɔ.

17. Plasticizers .

Zi geɖe la, ne woɖe plasticizer si le rababa me ƒe agbɔsɔsɔme si wotsɔ yɔa eme la dzi kpɔtɔ la, aɖe rababa ƒe nutete si nɔa anyi ɖaa dzi akpɔtɔ.