Foam rubber products hi physical emaw chemical foaming method hmanga siam niin, rubber chu base material atan hmangin sponge ang chi rubber porous structure products siam a ni. He technology hi thil siamchhuahna industry hrang hrangah hman a ni nasa hle a, motor kawngkhar leh tukverh seal, cushioning pad, building sakna gasket, seismic material, sports protection facilities, etc.-ah te hman a ni nasa hle.
A tlangpuiin, rubber molded products chu molding processing atan chuan a inmil mold kaltlangin mold a ngai a, rubber product chu temperature sang tak, high pressure vulcanization, mold cavity emaw mold core atanga lo chhuak hnua mold release tia hriat a ni tlangpui. Rubber thil siam quality chhiatna leh production efficiency-a nghawng a neih chhan pawimawh tak pakhat chu demolding ha lo a ni. Thil chhia a thlen thei a, chu chuan a then a tichhe thei a, a then phei chuan mold a tichhia a, normal production-ah harsatna a thlen thei bawk. Rubber thil siam demolding tichhe thei thil ha lo tak takte zir chianna hi thil siam hatna tur, chhiatna awm lo tur venna atan, scrap venna atan, leh thil siam chhuah ha zawka tihchangtlun nan thil pawimawh tak a ni.
Rubber foaming-a quality lama harsatna leh solution awm fo 1、Foaming holes tling lo 2. Filling mold tling lo 3. Foaming holes inang lo (a lian lutuk emaw, a te lutuk emaw) 4. over-vulcanization emaw under-vulcanization
Rubber product tam tak chu mold a ni a, molding, vulcanization hnuah qualified physical properties nei products hmuh theih nan product hmel lan danah hian chhiatna lian tham a awm lo a, mahse conventional trimming method hian product hmel lan dan mamawh chu a siam tha thei lo va, burr te te a awm a, chu chu lakchhuah theih loh a ni a, manual repair emaw scrapping emaw hian economic waste nasa tak a thlen thin. Hetih lai hian, product-a mold clamping line structural design hi a pawimawh hle a, lip design dan tur, overflow line leh overflow groove, etc. te hi hetah hian sawifiah a ni lovang, 'Rubber Mould Design Manual' hi i en thei ang. He thuziak hian a tum ber chu formula leh process atanga sawifiah a ni a, a chhan chu mould hi design a nih fo avangin mold chu a siam danglam thei lo va, a scrap thei lo (economic waste), formula engineer a zawng fo thin a, formula siamthat emaw, a kalphung thlak danglam emaw chuan awlsam taka tearing a awm theih nan.