Rubber mixing chu rubber siamna machine mechanical force hmanga compound hrang hrangte chu rubber-a a ruala theh darh a ni a, chutiang chuan multi-phase colloidal dispersion system chu rubber chu rubber atan emaw, a inmil component thenkhat (matching agent, polymer dang) chu medium atan, leh agents inmil lo (powder fillers, Zinc oxide, pigments, etc. ang chi) atan a inmil thei ang. indawtdan. Compounding process-a technical requirement bikte chu: compounding agent-a uniform dispersal, chutiang chuan compounding agent-a dispersion tha ber, a bik takin reinforcing compounding agent carbon black ang chi chu rubber hnathawh dan inang tlang taka awm theihna turin a thleng thei a ni. Chuta chhuak rubber chu 'compounding rubber' an ti a, a quality hian processing leh product quality-ah nghawng pawimawh tak a nei a ni.

1 - Neoprene a compounding .

        Neoprene hi emulsion polymerization method hmanga siam chhuah a ni a, a siam chhuah dan chu a tam zawk chu single kettle intermittent polymerization a ni. Polymerization temperature hi a tam zawk chu 40-60 °C-ah control a ni a, conversion rate chu 90% vel a ni. Polymerization temperature, final conversion rate a sang lutuk emaw, boruakah polymerization process a awm chuan product quality a tlahniam ang. Relative molecular mass hi sulfur-kiuram (tetraalkylmethylaminothiocarbonyldisulfide) system hmanga siam a ni a, a siam chhuah danah hian a tam zawk a ni. Sulfur-Kiram system-a harsatna ber chu sulfur bonds stability awm loh vang a ni a, hei hi storage property awm chhan pawimawh tak pakhat a ni. Relative molecular mass chu thiol hmanga siamrem a nih chuan he performance hi a ti tha thei a ni. Neoprene hi general synthetic rubber nen a danglam a, sulfur vulcanization a hmang lo va, zinc oxide, magnesium oxide, etc. vulcanization a hmang thung.

Neoprene-a processing performance chu unvulcanized rubber viscoelastic behavior-ah a innghat a, a viscoelastic behavior hi neoprene chi hrang hrang leh temperature nen a inzawm a ni. Mixing hi a tlangpuiin elastic state-ah an kalpui a, chu chuan rubber elastic state-a shear force chu a hmang a, chu chuan filler chu a tidarh tha hle a ni. Chuvangin, neoprene mixing-a temperature sang tak nghawng lo turin, elastic state-a mixing degree engemaw chen neih theih nan a hma thei ang bera filler dah belh tur a ni. Open refiner nena an inhmeh chuan G-type neoprene hi temperature inthlak danglamnaah a sensitive a, roll temperature chu 70 °C aia sang a ni a, serious takin sticky rolls a ni ang a, viscous flow state-ah a awm a, filler pawh a tichhia awlsam lo. Dense refiner nena inhmeh tur chuan a capacity chu a remchan dan angin tihtlem tur a ni a, general filling factor 0.6 chu a dik a, a tlangpuiin mixing pahnih ah then a ni a, chu chu mixing temperature tih tlem nan a ni. Discharge temperature chu 100 °C aia hniam a ni tur a ni.

Open machine mixing disadvantage hmannaah neoprene chu a lumna a lian a, rollers-a stick a awlsam a, a rimtui a awlsam a, agent dispersion a slow a, chuvangin mixing temperature a sang lutuk tur a ni lo, capacity a tlem tur a ni a, roller speed ratio pawh a lian tur a ni lo. Temperature-a sensitivity chak tak avang hian general-purpose neoprene chu room temperature-ah 71 °C-ah a awm a, chu chuan grain state a lantir ang a, he hun lai hian raw rubber cohesion a chak lo a, serious sticky rollers chauh ni lovin, agent dispersion pawh a harsa hle ang. Non-sulfur-regulated neoprene-a elastic state temperature chu 79 °C hnuaiah a awm a, chuvangin mixing process performance chu sulfur-regulated aiin a tha zawk a, sticky rollers leh sccorching tendency a tlem zawk bawk. Open machine hmanga kneading, sticky rollers awm loh nan roll temperature chu a tlangpuiin 40 ~ 50 °C emaw a aia tlem emaw a control a ni (front roll chu rear roll temperature aiin 5 ~ 10 °C a hniam zawk), raw rubber kneading-ah chuan roll distance chu a lian atanga a te thlenga siamrem a ngai a ni. Mixing i tih dawnin acid absorbent magnesium oxide chu a lum loh nan dah la, a tawpah zinc oxide dah la. Mixing heat tihtlem nan carbon black leh liquid softener te chu batch hrang hrangah a inthlak a, a inthlak thei bawk. Stearic acid leh paraffin wax leh operating aids dangte chu zawi zawiin a darh zau thei a, chutiang chuan dispersion pui turin, mahse, sticky rollers venna atan pawh. Sulfur-regulated chloroprene rubber chu opener mixing time-ah chuan a tlangpuiin natural rubber aiin 30% atanga 50% velin a rei zawk a, non-sulfur-regulated mixing time chu sulfur-regulated aiin 20% velin a tawi thei bawk. Mixing machine-a neoprene awm loh nan temperature sang lutuk a sang lutuk chuan speed ratio chu 1:1.2 aia tlem lo a nih chuan cooling effect a tha zawk ang. Refining capacity tihtlem hi operational safety leh dispersion tha tak neih theihna kawng a ni bawk. Tunah chuan natural rubber aiin domestic sulfur-regulated neoprene rubber refining capacity chu 20% atanga 30% aia tlem a ni tur a ni a, chu chu a pangngaia hnathawh theih nan a ni. Neoprene hi a kang awlsam avangin dense refining machine mixing hmannaah chuan mixing method pahnih ah hman a ni tlangpui. Mixing temperature chu a hniam tur a ni (discharge temperature chu a tlangpuiin 100 °C hnuaiah control a ni a), loading capacity chu natural rubber aiin a hniam zawk a (capacity factor chu 0.50 ~ 0.55 anga lak a ni tlangpui), Zinc oxide chu second mixing section-ah press-ah dah a ni. Chloroprene rubber mixing hi a kang awlsam a, a darh harsat avangin Leena Refiner chuan a lam hawi zawnga tlan fo thin four-ring double rotor hmasawn ber a hmang a, refiner-a top bolt-a 'x' curve movement nen a inzawm a, dispersion effect tha tak neiin, hun rei lote chhung chu a hmang thei a, chu chuan mixing process-a chloroprene rubber scorching phenomenon chu a ti tlem thei a ni.

2 - Ethylene propylene rubber compounding a ni.

       Ethylene propylene rubber pawh hi rubber refining hmanrua pangngai hmangin a process theih a, mahse ethylene propylene rubber plasticizing effect a tha lo hle a, viscosity awm lohna, rubber chu roll khuh a awlsam lo a, a tlangpuiin roll pitch narrow tak tak hmang la, continuous sheet siam la, chutah chuan mixing processing atan roll pitch chu a zau zawk ang. Roll temperature for the front roll 50 ~ 60 °C, roll zawhah 60 ~ 70 °C hnuah a tha. EPDM Rubber Feeding Order chu a tlangpuiin: raw rubber cover roll-1/2 carbon black-1/2 carbon black-stearic acid-zinc oxide (or magnesium oxide)-promoter-crosslinker -thin pass, sheet hnuai lam. Ethylene propylene rubber hi mixing-ah chuan awlsam takin a over-refine lo a, compound chu a inang tlangin a theh darh a, mahse self-adhesive property erawh a tha lo hle thung. Ethylene-propylene rubber mixing with an open refiner, a tlangpuiin roll moment te tak te hmangin roll zawhah a kal zel theih nan, chutah chuan roll moment chu zawi zawiin relax la, compound chu dah la, roll temperature chu 60 ~ 70 °C inkar ah dah rawh. Mixing temperature hi 150～160 °C a ni a, hei hian filler leh softener dispersion leh mechanical property tihchangtlunna kawngah a pui thei a ni. Loading capacity hi rubber material dang aiin 10%~15% in a sang thei a ni.

3- Fluoroelastomer a compounding .

      Fluorine rubber menny viscosity a sang a, a rigid a, frictional heat generation a nei a, general mixing leh processing a harsa zawk. Refining machine-a fluorine rubber mix-naah, roll distance tlemte, capacity tlem zawk, roll temperature control 50 ~ 60 °C-a mix. Mixing a tan a, a hmasa berah rollers te chu a lum tir a, raw rubber thin pass vawi 10 vel dah la, uniform package roll rubber siam la, roll moment chu stacked rubber tlem te te vawng reng turin siam la, chutah chuan compounding agent chu dah la, mixing time chu a tlangpuiin a chiang lo a, mahse a rang thei ang bera mamawh a ni. Fluorine rubber hi mixing machine mixing hman a harsa zawk a, mahse meshing type of mixing machine cooling system a chak zawk a, fluorine rubber mix theih a ni bawk. Compounded rubber chu hman hmain darkar 24 chhung dah tur a ni a, hman hmain compound chu a inhmeh tawk loh nan leh rubber-a fluidity leh self-adhesiveness ti tha turin siam that hmasak phawt tur a ni.