Wɔyɛ rɔba nneɛma pii nwene, na bere a wɔayɛ no akyi no, vulcanization de anya nneɛma a ɛwɔ honam fam su a ɛfata, sɛnea ade no te no nni sintɔ akɛse, nanso ɔkwan a wɔfa so twitwa nneɛma a wɔtaa fa so no ntumi nsiesie sɛnea ade no te sɛ nea wɔhwehwɛ no, burrs nketewa wɔ hɔ a wontumi nyi mfi hɔ, nsa a wɔde siesie anaasɛ wɔsɛe no no de sikasɛm mu ɔsɛe pii ba.

Saa bere yi, structure design a mold clamping line of the product ho hia titiriw, sɛnea wɔyɛ anofafa, overflow line ne overflow groove, ne nea ɛkeka ho, wɔrenkyerɛkyerɛ mu wɔ ha, wubetumi ahwɛ 'Rubber Mould Design Manual'.

Asɛm yi adwene ne sɛ ɛbɛkyerɛkyerɛ mu afi formula ne ɔkwan a wɔfa so yɛ no mu, efisɛ wɔtaa yɛ nkuku no ntumi ntaa nsakra anaasɛ nsɛe nkuku no (sikasɛm mu nwura), mpɛn pii no hwehwɛ nkuku ho mfiridwumayɛfo a ɔbɛsesa nkuku no anaasɛ ɔbɛsesa ɔkwan a wɔfa so yɛ no na ama ayɛ mmerɛw sɛ ɛbɛtetew.

Ɛha yi, ɛnyɛ nea wɔkamfo kyerɛ sɛ ɛsɛ sɛ wosiesie aduru no mpɛn pii, efisɛ mpɛn pii no, nsakrae a wɔyɛ wɔ nnuru no mu no hwehwɛ sɛ ebia honam fam ne nnuru ho nsɛnkyerɛnne pii a ɛwɔ mu no di ahwehwɛde ahorow a ɛfa rɔba nneɛma a wɔde di dwuma ho no ho dwuma, a yɛrenka ho asɛm bio, tẽẽ wɔ ano aduru no so:

1. Esiane sɛ ɔhyew a ɛkɔ soro wɔ adeyɛ no mu (afrafra, smelting, parking), scorching kakra a ɛde ba (ɛtɔ mmere bi a rheometer no hwɛ vulcanization abakɔsɛm chart ML, TS1 ne afoforo mfitiase fluidity ne nsakrae), a ɛde ɔhaw ba wɔ trimming.

Ano aduru: ma nsu a ɛsen fa mixer cooling water system no mu nkɔ soro anaasɛ fa afiri a ɛma nkuku a ɛyɛ nwini di dwuma (hohoro calcium nsenia a ɛwɔ nsu afiri no mu daa); Mill no betumi atutu roller no ma nsu a ɛma onwini a ɛsen wɔ roller no mu no ayɛ kɛse na ama ɔhyew no so atew (ɔkwan a wɔfa so frafra no nso yɛ nea mfaso wɔ so); Sɛ wode kar sisi hɔ ntɛmntɛm sɛnea ɛbɛyɛ yiye na ama ɔhyew no so atew akodu dan mu hyew so a, ɛnsɛ sɛ wode boaboa ano pii, a ɛnyɛ den sɛ ebetumi ama ɔhyew a ɛwɔ mfinimfini no akɔ soro na ama ɔhyew no ayɛ hyew.

2. Sɛnea rɔba ade no apete no nyɛ pɛ, na ɛyɛ den sɛ wobɛtetew ano a ɛnam mpɔtam hɔ nneɛma a ɛkɔ soro no so no.

Ano aduru: Fa ntease hyehyɛ nhyehyɛe ne bere a wɔde nneɛma bɛkɔ, nneɛma a wɔpete ne nea wɔpete no di ɔkwan a wɔfa so yɛ no ahwehwɛde ahorow ho dwuma, na wobetumi de rɔba apete additives aka ho sɛnea ɛfata wɔ formula nhyehyɛe no mu.

3. Vulcanization hyew no yɛ kɛse dodo, na ɛma anoano yɛ mmerɛw.

Ano aduru: paw vulcanization ɔhyew a ntease wom adeyɛ nhyehyɛe, ntumi anifurae so akyi production tumi, sɛe entropy rɔba ne degree of vulcanization mpɔtam hɔ nhyehyɛe yɛ soronko.

4. Vulcanized rɔba ano no nyɛ pɛpɛɛpɛ wɔ ne kɛse mu na nkuku anofafa mfomso no yɛ kɛse.

Ano aduru: Sesa nkuku no ma ɛne adwini mfomso ahwehwɛde ahorow hyia na di nea wɔyɛ no ahiade ho dwuma.

5. Mooney a ɛwɔ rɔba ade no mu no yɛ kɛse, na 'Green strength' a ɛwɔ rɔba ade no mu no yɛ kɛse.

Ano aduru: Wobetumi ayɛ no plastic, atew plastic a ɛnyɛ den so, na ama rɔba no atumi ayɛ nsu; Nnuru a wɔde yɛ no susuw Mooney viscosity ne Mooney scorching a ɛwɔ aduru no mu no ho.

6. Sɛnea rɔba ade no yɛ nsu no nyɛ papa.

Ano aduru: Sɛ woreyɛ formula no ho nhyehyɛe a, susuw nsu a ɛyɛ nsu no ho, fa flow additives, dispersants, softeners ne resins, ne nea ɛkeka ho ka ho, na ama nsuo a ɛwɔ rɔba ade no mu atu mpɔn, nanso ɛsɛ sɛ ne nyinaa a wɔaka abom no di product design parameters ne production process ahwehwɛdeɛ ho dwuma.

7. Rɔba ade no ano a abu so no yɛ den na wontumi ntetew mu.

Ano aduru: ma vulcanization nkuku no nhyɛso nkɔ soro; Nsakrae a wɔyɛ wɔ nkuku mu na ama wɔadi nneɛma a wɔyɛ ho ahwehwɛde ahorow ho dwuma; Tew Mooney (stiffness) a ɛwɔ aduru no mu, sɛnea ɛbɛyɛ a rɔba no benya 'softness' ne fluidity a eye.

8. Ntease nnim sɛnea wɔyɛɛ formula no.

Ano aduru: Esiane sɛ wosusuw formula no ho wɔ afã horow pii mu nti, sɛnea ɛbɛyɛ a wobedi ahiade ahorow a ɛfa nneɛma a wɔyɛ ho, nneɛma a wɔyɛ no ho nhyehyɛe ne ahwehwɛde dodow, ne nea ɛkeka ho Wobetumi ahu nhyehyɛe pɔtee bi wɔ yɛn studio no mu de ayɛ nnuru a wɔde yɛ nneɛma a mfaso wɔ so a ɛho ka sua na ɛnyɛ adwuma wɔ adwumayɛbea.

9. Nneɛma afoforo nti: nneɛma a wɔkora so a ntease nnim, huammɔdi anaasɛ wɔaboaboa ano; Bere a ɛyɛ hyew a wɔde paw rɔba a wɔmfa nhyehyɛ mu no ntumi nnyina; Glue a wɔde frafra no ntumi nni ahwehwɛde ahorow a ɛwɔ 'liquid phase mixing' mu no ho dwuma; vulcanization nhyehyɛe; Accelerator a ɛne ne ho hyia; filler particle kɛse kyekyɛ; Resin melting ne nea ɛkeka ho.