Pik Langwej . 
in di prodakshɔn ɛn prɔsesin fɔ . Kompreshɔn-mɔld rɔba prɔdak dɛn ., Mold dɛn we gɛt rɔba . na impɔtant tin dɛn fɔ kɔntrol ɛn mek shɔ se . Produkt Jɔyometri ., Dimɛns fɔ di Asɛmbli . , ɛn fɔ fala di lɔ we se . Dimensional Tolerances . . Di Dizayn ɛn Manufakchurin Kwaliti fɔ Mold dɛn . I de disayd di rayt fɔ . Dimenshonal akkuracy ., Surface apinans . , ɛn Faynal Kwalifayeshɔn Rɛt . fɔ rɔba prɔdak dɛn, ɛn i de wok as di men tin fɔ mek dɛn ebul fɔ du wetin dɛn want . Mold dɛn we gɛt ay-yield ..
Na rɔba prɔdak dɛn kin mek bay . Miks raw rɔba wit difrɛn kɔmpawnd ingridiɛnt dɛn . , we dɛn kin fala wit prɔses ɔnda . Ay tɛmpracha ɛn ay prɛshɔn . kɔndishɔn dɛn. Dɛn kin put di kɔmpawnd insay di . Mold Kaviti . , usay i de flɔ ɛn ful di dizayn kaviti ɛn grov strɔkchɔ dɛn. Pas Krɔslinking riakshɔn dɛn . , di kɔmpawnd dɔn dɔn fɔ chenj to . Vulcanized raba prodakt dɛn . wit prɛktikal aplikeshɔn valyu.
Dis prɔses de yuz bɔku bɔku wan insay . Rɔba Mold Manufakchurin . ɛn ay-prɛsishɔn silikon rɔba mol fɔm ..
1. Mold matirial ɛn savis ɛnvayrɔmɛnt as sɔs fɔ kɔntaminɛshɔn ɛn kɔrɛshɔn .
Naw, bɔku pan dɛn na Mold dɛn we gɛt rɔba . na dɛn mek am frɔm . P20 midul-kabon stɛl . ɔ 45# stɛl . , we na fɔ tipik . Mold dɛn we dɛn mek wit mɔld dɛn we dɛn kɔl hot-wok . . ɔnda lɔng tɛm . ay-tɛmpracha vulkanizashɔn kɔndishɔn dɛn . , Mold cavities kin gɛt di kayn damej ɛn kɔntaminɛshɔn we de dɔŋ ya .:
Tɛmral ɔksidɛshɔn kɔntaminɛshɔn .
We mold dɛn de pan ay tempɔret, ɔksidɛshɔn riakshɔn kin apin bitwin di mold sɔfa ɛn ɔksijɛn na di ays, fɔm . Oksidashɔn kɔntaminɛshɔn spat dɛn . na di say we di ples de.
Nɔn-polar rɔba dɛn . : Prone fɔ . Softening degradation . ɛn adhesion to di mold cavity surface .
Polar rɔba dɛn . : Tend fɔ fɔm . Localized Hardened Spots . , we de afɛkt bad bad wan . Demolding pefomans . ɛn Surface apinans .
Dipɔzishɔn fɔ kɔmpawnd ɛjɛn ɛn lɔw-mɔlikul sɔbstans dɛn .
Shɔ Di tin dɛn we dɛn kin yuz fɔ mek tin dɛn we go mek yu at pwɛl . ɔ Di komponent dɛn we nɔ gɛt bɔku bɔku bɔdi . Insay rɔba kɔmpawnd dɛn kin mek nyu riakshɔn prɔdak dɛn we dɛn de du vulkanizashɔn, we smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl smɔl Dipɔsit na di mold kaviti sɔfays ..
Korosiv gas ɛn halojen ifɛkt dɛn .
sɔm kayn rɔba dɛn, lɛk . Klɔroprɛn rɔba (CR) ., Klorosulfonat polietilen raba (CSM) . , ɛn Fluororubber (FKM) , fri Korosiv sɔbstans dɛn . lɛk HCl na di ., H₂S . , ɛn Metal Klɔrayd dɛn . durin vulkanizashɔn. Dɛn tin ya kin mek pɔsin gɛt bɔku bɔku . Koroshɔn fɔ mold kaviti dɛn . , wit patikyula siriɔs ifɛkt dɛn pan . Silikon rɔba mold prɔsesin . ɛn Prɛsishɔn Mold Savis Layf ..
Dɛn kɔntaminɛshɔn ɛn kɔrɛshɔn fenomena ya nɔto jɔs degrade di . Apiarens ɛn intrinsik pefɔmɛns . ɔf Vulcanized raba prodakt dɛn . , bɔt i de ridyus bak . Prodakshɔn Stebiliti . , we kin mek pɔsin go bifo . Intarapt kɔntinyu ɔpreshɔn . , we de impεkt di mas-prכdakshכn pεrformεns dεm dεn wan afta . Rapid raba mold delivery ..
2. Di men tin dɛn we de afɛkt di kɔntamɛnt we de na di mold ɛn di kɔrɛshɔn (weit analisis)
bays pan prɛktikal ɛkspiriɛns ɛn . Weyt faktɔ analisis . , mold kontamineshɔn ɛn kɔrɛshɔn na di fɔs wan we dɛn de drɛb bay di . Sistem we de kɔmpawnd rɔba kɔmpawnd . , de min:
Vulkanizayshɔn sistem aditiv dɛn . (Sɔlfɔ ., Aksilatɔ dɛn ., Zink Ɔksayd .)
Akselerators wit low solubility ɛn ay maykreshɔn tɛndens .
Migratory antioxidants .
Aktivatɔ dɛn lɛk stiarik asid .
Ekstanshal rilis ɛn mold-rilis sistem dɛn .
Polysiloxane-based agent dɛn .
Paraffin-based ejen dɛn . (Mɔs pan di bad bad tin dɛn we kin mek pɔsin gɛt sik we dɛn kɔl kɔntaminɛshɔn .)
Fluorinated Rilis Ejent dɛn .
Apat frɔm dat, di tin dɛn we de dɔŋ ya kin rili amplify mold kɔntaminɛshɔn .:
Sɛlɛkshɔn fɔ di tin dɛn we dɛn kin yuz fɔ kɔt mɔl .
Mold surface finish ɛn sandblasting tritmɛnt .
Vulkanizashɔn tɛmpracha, tɛm, ɛn kɔntinyu prodakshɔn saykl .
Tempracha ɛn humiditi kɔndishɔn dɛn we dɛn de kip kɔmpawnd stɔrɔj .
Insay 1999. High-prɛsishɔn silikon rɔba mol aplikeshɔn dɛn . , di kɔmbayn ifɛkt we dɛn tin ya gɛt na patikyula impɔtant tin.
3. Tri-stej evolushɔn mɛkanism fɔ mold kaviti kɔntaminɛshɔn .
Stej 1: Maygrɛshɔn fɔ di kɔntaminɛnt dɛn .
ɔnda ay-tɛmpracha kɔndishɔn dɛn, . Vulkanizayshɔn Aditiv dɛn . ɛn Riakshɔn bay-prɔdakt dɛn . Migrate frɔm insay di rɔba kɔmpawnd to di . Mold kaviti sɔfays ..
Stej 2: Adhesion ɛn dipɔzishɔn .
Dɛn tin ya de fala ɛn put di tin dɛn we de na di Metal Mold Surface . , we de fɔm smɔl smɔl . Had-to-rimov ɔksidayz layers . pas Tɛmral ɔksidɛshɔn riakshɔn dɛn ..
Stej 3: Aging ɛn transfa .
Wit lɔng kɔntinyu fɔ yuz, kɔntaminɛnt dɛn de ɔnda Aging ɛn Degradation .:
Wan pat kin bi . Adhered to di mold kaviti fayn fayn wan .
Wan ɔda pat de transfa to di . Surface of vulcanized raba prodakt dɛn . , we de mek . Di tin dɛn we nɔ klin ., Surface krak krak dɛn . , ɛn Di tin dɛn we nɔ fayn fɔ si .
Dis na rili nɔ fayn fɔ di wan dɛn we de mek di tin dɛn we dɛn de yuz fɔ mek tin dɛn we dɛn de yuz fɔ mek tin dɛn . Mold dɛn we gɛt ay-yield ..
4. Influwens ɔf mold strɔkchɔ ɛn sɔfayz tritmɛnt pan kɔntaminɛshɔn .
Insay 1999. Rɔba Mold Manufakchurin . ɛn Silikon rɔba mold prɔsesin .:
ay-polish, krom-plet, ɔ alɔy-kɔt mold dɛn . → Low kɔntaminɛshɔn tɛndens .
Sandblast, mat, ɔ tɛks we gɛt tɛkstɔr . → Ay kɔntamɛnt ritɛnshɔn .
dɛn fɔ pe patikyula atɛnshɔn to di tru tin we se . Sandblasting-induced surface roughness . kin mek wan . “Anchoring effek na na na na na na na na na na na na na na na na na na na .” durin vulcanization, we de lid to . Mekanikal Intalɔking . bitwin rɔba ɛn mold sɔfays. Dis kin mek pipul dɛn . Stivin we de stik bad bad wan ., Difrɔkshɔn fɔ pwɛl di wɔl . , ɛn Sɛkɔndari Kɔntaminɛshɔn ..
Fɔ adrɛs dis kwɛstyɔn, di wan dɛn we de kam biɛn Surface Enhancement Sɔlv dɛn fɔ sɔlv di prɔblɛm . na dɛn kin advays .:
Krom pletin .
Tungsten-kromiɔm kɔtin dɛn .
Vanadium-cobalt aloy coatings .
Dɛn dɔn validet dɛn teknɔlɔji ya bɔku bɔku wan insay 1999. ay-prɛsishɔn silikon rɔba mold dɛn ..
5. Kɔmprɛhɛnsif strateji fɔ ridyus mɔld kɔntaminɛshɔn .
1️⃣ optimayzeshɔn fɔ kɔmpawnd fɔmyuleshɔn .
Pik Kɔmpawnd ingridiɛnt dɛn wit gud rɔba kɔmpitibliti, Low Migration . , ɛn Low blooming tendency .
Ridyus Lɔw-mɔlikul sɔbstans dɛn . Prone to blooming ɛn dipɔzishɔn .
2️⃣ Optimayzeshɔn fɔ mold strɔkchɔ dizayn
Mek shɔ Smɔl rɔba flɔ chanɛl dɛn .
Minimayz . Ded Kɔna ɛn Ritenshɔn Zɔn . , we de alaw fɔ pul di kɔntaminɛnt dɛn we di rɔba de flɔ ivin if kɔntaminɛshɔn apin .
3️⃣ optimayzeshɔn fɔ mold sɔfayz injinɛri .
Di tin dɛn we yu fɔ du fɔs . Ilektroplet ɔ alɔy-kɔt sɔfays dɛn .
Nɔ yuz tin dɛn we nɔ nid fɔ apin . Trit dɛn we dɛn kin yuz fɔ mek sandblast .
4️⃣ Klin ɛn mentenɛns mɛkanism dɛn .
Di kɔmɔn we dɛn we dɛn kin yuz fɔ klin di mold na di we aw dɛn kin du am na .:
Mekanikal Klin . (wet, dray, manual polishing)
KƐMIKAL KLININ . (Asid klin / alkaline klin .)
Ultrasonic klinin .
Tide, KƐMIKAL KLININ . na di we we dɛn kin yuz pas ɔl, pan ɔl we Di tin dɛn we dɛn nid fɔ protɛkt di envayrɔmɛnt . ɛn Sef we de wok wit di ɔpreshɔn . fɔ tek tɛm tink bɔt. Biznɛs Liquids we de klin mold . ɛn Rɔba kɔmpawnd dɛn we de klin mold . kin yuz am bak as ɔgzilari sɔlvishɔn.
Dɔn
Mold cavity kontamineshɔn insay . Kompreshɔn-mɔld rɔba prɔdak dɛn . IS . Yunivasal ., Rikɔrɛkt . , ɛn Sistematik we dɛn kin yuz fɔ mek tin dɛn . in nature. Na tru nɔmɔ tru . Sistematik optimayzeshɔn . ɔf:
Kɔmpawnd fɔmyuleshɔn dizayn .
Surface Tritmɛnt Tɛknɔlɔji dɛn .
Kan manifakta dɛn rili ajɔst to .:
Stebul mass prodakshɔn fɔ ay-prɛsishɔn silikon rɔba mold dɛn .
Sustained ɛn rilibul prodakshɔn pefɔmɛns afta rapid rɔba mol delivri
in di prodakshɔn ɛn prɔsesin fɔ . Kompreshɔn-mɔld rɔba prɔdak dɛn ., Mold dɛn we gɛt rɔba . na impɔtant tin dɛn fɔ kɔntrol ɛn mek shɔ se . Produkt Jɔyometri ., Dimɛns fɔ di Asɛmbli . , ɛn fɔ fala di lɔ we se . Dimensional Tolerances ..
