Plastic leh rubber te hi polymer material pakhata mi an ni. an ni ber a, carbon leh hydrogen atom atanga siam a ni. other ah hian oxygen tlemte, nitrogen, chlorine, silicon, fluorine, sulfur leh atom dangte an awm a ni. An thil neihte chu a danglam bik a, an hman dan chu a bik. Room temperature-ah chuan a sang lo va, a harsa hle a, a harsa hle a, a rilru a na lo hle a, a rilru a na lo hle a, a rilru a hah lutuk lo a ni. Is elastic, it can be stretched and lengened, and the stretching can be restored to its original state. Hei hi an molecular structure hrang hrang. a nih chhan chu plastic hi vawi tam tak recycle leh hman nawn theih a nih avangin, rubber chu direct-a recycle theih a nih loh laiin, a awm hma chuan rubber-a a awm hma chuan rubber-ah hian a awm a, chu chu a hmasa berah a awm tih hriat theih nan hetah hian en la, rubber chu a awm tih hriat theih a ni.
1)Thermal conductive rubber chu a lumna conductor tha lo tak a ni a, a thermal conductivity chu 2{{6}2~6{{7}28 watts/m2·0k vel a ni a, a thickness chu 25 mm. a nih chuan heat insulating material tha tak a ni{{111}} Rubber chu a ti tlem a nih chuan, heat hian a tichangtlung ang a, chu chu a tichangtlung ang a, chu chu, leh a tha zawk a ni ang a, chu chu a ni ang, a ni. 0.4~2.0 watt a ni. Rubber part hman mek eng pawh hian hysteresis hloh avanga lumna a siam thei a, chuvangin lumna tihbo nan fimkhur a ngai a ni.
2)Brubber molecular chain inkar free volume lian tak avang hian segment hrang hrangte internal rotation chu temperature a san chhoh zel chuan a awlsam zawk a, chu chuan volume a ti lian zawk. rubber linear expansion coefficient chu steel. aiin a let 20 velin a sang zawk a ni. Rubber khata model. aia te zawk, rubber compound-a hardness leh raw rubber awm zat hian rubber compound-a shrinkage rate lian zawk a nei. shrinkage-a nghawng chu gelatin content nen inverse proportional a ni a, gelatin content nen a inmil bawk. Rubber hrang hrangte shrinkage theoretical order chu: Fluororubber > Neoplene rubber rubber rubber sabber rubber a ni. Butadiene Rubber > Natural Rubber, chuvang chuan rubber hi pipe fittings industry atana thlan a nih chhan chu tunlai rubber industry inthlak chak tak takah hian raw materials. a nih chhan ber a ni a, World Rubber Industry hian US dollar tluklehdingawn 250 chuang hralhna a nei tawh a, rubber products hi hun rei tak chhung chu international trade-ah thil pawimawh tak a ni tawh a ni. Khawvel market-ah chuan rubber products chuan tyre chu center atan an siam a, industrial leh construction supplies lam an ngaih pawimawh ber a, nitin thil siam, rubber shoes leh tapes te bakah product group hrang hrang, medical leh health, culture leh sports te pawh a tel a ni.