Insay di rɔba industri, ɔltimat tɛnsiɛl trɛnk na wan fawndeshɔnal mɛkanikal prɔpati. Dis ekspirimɛnt paramita de mɛzhɔ di ɔltimat trɛnk fɔ wan vulkaniz rɔba kɔmpawnd. Ivin if dɛn nɔ ɛva pul wan rɔba prodak klos to in ɔltimat tɛnsiɛl trɛnk, bɔku pipul dɛn we de yuz rɔba prɔdak stil de tek am as impɔtant indikɛtɔ fɔ di ɔl kwaliti fɔ di kɔmpawnd. Tensile trɛnk na so wan rili jenɛral spɛsifikɛshɔn, ɛn pan ɔl we di ɛnd yus fɔ wan spɛshal prɔdak nɔ gɛt bɛtɛ fɔ du wit am, fɔmulatɔ dɛn kin gɛt fɔ go ɔt dɛn we fɔ mit am.

1. Jɛnɛral Prinsipul dɛn .

in orda fכ gεt di hεyest tεnsil trεnk, wan kin כlwayz stat wit εlastכm dεm usay strεn-induse kristכlayzεshכn kin apin, eg NR, Cr, IR, HNBR.

2. Natural Rubber NR .

Adhesives we dɛn bays pan natura rɔba kin gɛt ay tɛnsiɛl trɛnk pas niɔprin adhesives. Fɔ di difrɛn gred dɛn fɔ natura rɔba, No. 1 Fume Film gɛt di ays tɛnsiɛl trɛnk. Dɛn dɔn ripɔt se, at ɔl insay di kes fɔ di kɔmpawnd dɛn we ful-ɔp wit kabon blak, No. 3 fume film de gi bɛtɛ tɛnsiɛl trɛnk pas No. 1 fume film. fכ nכchral rכba kכmpawnd dεm, kεmikכl plastisayz dεm (plastisol) lεk bifεnyl amidothiophenol כ pentachlorothiophenol (PCTP) fכ avכyd, as dεn de ridyus di tεnsil strכng fכ di kכmpawnd.

3. Klɔroprin CR .

Klɔroprɛn (CR) na wan strayn-indyuz kristalin rɔba we de gi ay tɛnsiɛl trɛnk we di filɛs nɔ de. Infakt, sɔm tɛm dɛn kin go ɔp di tɛnsiɛl trɛnk bay we dɛn kin ridyus di bɔku bɔku fil. hכy mכlikul wet dεm fכ CR de gi hכy tεnsil strכng dεm.

4. Nitrile Rubber NBR .

NBR wit wan ay kɔntinyu fɔ akrilonitril (ACN) de gi ay tɛnsiɛl trɛnk. NBR wit wan narrow molkyular weit distribushɔn de gi ay tɛnsiɛl trɛnk.

5. Influwens fɔ mɔlikul wet .

bay optimayzεshכn, di yus כf NBR dεm wit hכy meniskכs viskכsiti εn hכy mכlikul wεyt de gi hכy tεnsil strכng.

6. Kaboksylated elastomers .

tink bɔt fɔ riples Uncarboxylated NBR wit kabɔksylated XNBr ɛn Uncarboxylated HNBR wit kabɔksylated XHNBR fɔ impɔtant di tɛnsiɛl trɛnk fɔ di kɔmpawnd.

Carboxylated NBR wit wan suitable amount of zinc oxide de gi wan ay tɛnsiɛl trɛnk pas kɔvɛnshɔnal NBR.

7. EPDM .

di yus fכ sεmi-kristalin EPDM (high εtilen kכntεnt) de gi hכy tεnsil strכng.

8. Riaktiv EPDM .

Riples unmodified EPDM wit 2% (mass frakshɔn) maleik anhaydrayd modify EPDM in blɛnd wit NR de inkrisayz di tɛnsiɛl trɛnk fɔ NR/EPDM kɔmpawnd dɛn.

9. Gɛl dɛn .

Sintetik jel dεm lεk SBR jεnarali gεt stεbiliza dεm. Bɔt we dɛn miks SBR kɔmpawnd dɛn na tɛmpracha we pas 163°C, ɔl tu di lɔs jel dɛn (we dɛn kin blɛnd go) ɛn tayt jel dɛn (we dɛn nɔ go ebul fɔ blɛnd away ɛn we nɔ de sɔlv insay sɔm sɔlvɛnt dɛn) kin prodyuz. di tu kayn jel dεm de ridyus di tεnsil strכng fכ di kכmpawnd. So, di miks tɛmpracha fɔ SBR fɔ trit wit kia.

10. Vulkanizashɔn .

Wan impɔtant we fɔ gɛt ay tɛnsiɛl trɛnk na fɔ ɔptimayz di krɔslink dɛnsiti, avɔyd ɔnda-sɔlfyuzayshɔn, post-vulkanizashɔn ɛn avɔyd blista fɔ di rɔba di tɛm we vulkanizayshɔn de bikɔs ɔf di prɛshɔn we nɔ de ɔ di yus fɔ di volatile kɔmpɔnɛnt dɛn.

11. Prɛshɔn-drɔp Vulkanizayshɔn .

Fɔ di prɔdak dɛm we Vulcanised insay ɔtoklev, di fɔmɛshɔn fɔ blista ɛn di rizɔlt ridɔkshɔn na tɛnsiɛl trɛnk kin avɔyd bay we dɛn ridyus di prɛshɔn smɔl smɔl te di vulkanizashɔn dɔn, dɛn kin kɔl dis ‘prɛshɔn drɔp vulkanisayshɔn’.

12. Vulkanisayshɔn tɛm ɛn tɛmpracha .

Lכng vulkanizayshכn tεm dεm na lכw tεmprachכ de rεsult in fכmeshכn כf mכlti-sכlfכr bכnd nεtwכk dεm, hכy sכlfa kכroslink dεnsiti εn kכnsekvεntli hכy tεnsil strכng.

13. Dɛn kin mek tɛnsiɛl trɛnk bɛtɛ bay we dɛn de blɛnd tɛknik dɛn bɛtɛ fɔ mek di dispershɔn fɔ riinfɔs filɛs dɛn lɛk kabɔn blak, we dɛn de avɔyd di miks we di dɔti tin dɛn ɔ di big big tin dɛn we nɔ de apin, miks.

14. Fila dɛn .

Fɔ filɛs lɛk kabɔn blak ɔ silika, di chuk we dɛn pik fɔ smɔl patikyula saiz wit big spɛshal sɔfayz eria kin wok fayn fɔ mek di tɛnsiɛl trɛnk bɛtɛ. Nɔn-rɛinfɔs ɔ filin filɛs lɛk kle, kalsiɔm kabɔnɛt, talk, kwats san, ɛn ɔda tin dɛn fɔ avɔyd.

15. Kabon Blak .

Fɔ mek shɔ se di kabon blak dɔn skata fayn fayn wan, dɛn fɔ inkrisayz in filin to di bɛst lɛvɛl fɔ mek di tɛnsiɛl trɛnk bɛtɛ. Kabon blak wit smɔl patikyula saiz go gɛt lɔw ɔptimal filin amɔnt. If yu inkrisayz di spesifik sɔfayz eria fɔ di kabɔn blak ɛn impruv di dispershɔn fɔ di kabɔn blak bay we yu ɛkstɛnd di miks saykl kin mek di tɛnsiɛl trɛnk fɔ di rɔba bɛtɛ.

16. Wait Kabon Blak .

Di yus ɔf prɛsipitayt silika wit wan ay spɛsifi k sɔfayz eria kin ifɛktivli impruv di tɛnsiɛl trɛnk fɔ di kɔmpawnd.

17. Plasticisers .

Plasticisers fɔ avɔyd if dɛn want fɔ gɛt ay tɛnsiɛl trɛnk.

18. We vulkaniz NBR kompound, konvɛnshɔnal vulkanizashɔn de mɔ at fɔ skata ivin, so, sɔlfɔ we dɛn trit wit magnɛsiɔm kabɔnɛt go skata bɛtɛ na polar kɔmpawnd lɛk NBR. If di vulcanising ejen nɔ skata fayn fayn wan, di tɛnsiɛl trɛnk kin afɛkt siriɔs wan.

19. Multi-Sulphur bonded kroslinking netwok .

Wit konvεnshal vulkanizεshכn sistεm dεm, di kכroslinking nεtwכk de dכmin bay polisכlfayd bכnd dεm; Wit EV, di kroslinking netwok de dominet bay singl en double sulphide bonds, di fכs wan we de rili rizulta in wan hכy tεnsil strכng.

20. Ayɔn Kroslinking Nɛtwɔk dɛn .

ayכnik kכros-link kכmpawnd dεm gεt hכy tεnsil trεnk biכs di kכros-link pכynt dεm kin slip εn dat mek dεn kin muv witout tכn.

21. Stress kristalizashɔn .

Di kɔmbaynshɔn fɔ natura rɔba ɛn neoprene we gɛt strɛs kristal dɛn na di adhesive go ɛp fɔ inkrisayz di tɛnsiɛl trɛnk.