1, nitrile rubber a ni.
Solenoid valve hi emulsion polymerization butadiene leh acrylonitrile atanga siam a ni a, a bik takin low temperature emulsion polymerization atanga siam a ni. Oil resistance tha tak a nei a, wear resistance sang tak a nei a, heat resistance tha tak a nei a, adhesion pawh a nei tha hle. A chhiatna chu low temperature resistance tha lo, ozone resistance tha lo, electrical performance tha lo, elasticity hniam deuh a ni.
Chu bakah, tui dona tha tak, boruak tightness leh adhesion performance tha tak a nei bawk. Oil resistant rubber product hrang hrang siamnaah te, oil resistant gasket hrang hrang, gasket, sleeves, flexible packaging, hose, printing leh dyeing cots, cable rubber materials, etc. siamnaah te hman a ni nasa hle a, automobile, aviation, petroleum, copying, electronic leh industry dangah te elastic material pawimawh tak a ni ta a ni. Industry dangte pawh a awm bawk.
Nitrile rubber (NBR) hian oil resistance tha tak a nei a, polysulfide rubber leh fluororubber hnuaiah chauh a awm a, wear resistance leh air tightness a nei bawk. NBR a chhiatna chu ozone leh aromatic, halogenated hydrocarbon, ketone leh ester solvents lakah a inveng thei lo a, chuvangin insulating materials atan pawh a tha lo.
Main uses: NBR hi oil resistant pipe, tape, rubber diaphragm, oil bag lian leh oil resistant product dang, O{{0}ring, oil seal, cup, diaphragm, valve, bellows, etc. te siam nan hman a ni ber a, rubber plate leh wear siamna atana hman thin a ni.
2, EPDM rubber a ni.
EPDM hi ethylene, propylene leh unconjugated diene te terpolymer a ni. Kum 1963 khan commercialized a ni a, khawvel hian kum khatah ton 800000 vel a hmang thin. EPDM ziarang ber chu oxidation resistance tha tak, ozone resistance leh corrosion resistance te hi a ni. EPDM hi polyolefin a mi a ni a, vulcanization performance tha tak a nei bawk. Ethylene propylene diene monomer (EPDM) hi rubber zawng zawngah a tlem ber a ni. Filler leh oil tam tak a absorb thei a, a performance-ah pawh nghawng a nei tlem hle. Chuvangin, rubber compound man tlawm tak tak siam theih a ni.
Molecular structure leh property te .
Structure: Ethylene propylene terpolymer hi ethylene, propylene leh unconjugated diene te terpolymer a ni a. Dienes hian structure bik a nei a. Bond pahnih zinga pakhat chauh chu copolymerized theih a ni. Unsaturated double bond hi crosslinking agent atan hman a ni ber. Unsaturated polymer dang chu main chain ni lovin, side chain a ni. EPDM chain lian ber chu a saturated vek a ni. He property hian EPDM chu heat resistant, light resistant, oxygen resistant, a bik takin ozone resistant a ti thei a ni. Ethylene propylene terpolymer hi a bulpui berah chuan nonpolar a ni a, polar solution leh chemicals laka inven theih a ni a, tui a lakluh a tlawm a, insulation performance tha tak a nei bawk.
Features: 1. Electrical property; 2. Elasticity; 3. Adhesiveness; 4. density hniam leh fill sang; 5. Superheater dodalna; 6. Tui lum leh vawt do theihna; 7. Anti-thil neihna hmun; 8. Corrosion laka inven theihna.
3, fluororubber (FKM) a ni.
Fluorine chi hrang hrang a awm-fluorine awm zat hrang hrang a zirin molecule-ah rubber a awm a, chungte chu monomer structure a ni. Tunah hian hexafluoride system awmna fluororubber hi "fluororubber" tih hminga Dupont list a nih hmasak ber a ni. Silicone rubber aiin temperature sang resistance a tha zawk. Chemical resistance tha tak a nei a, oil leh solvent tam zawk (ketone leh esters tih loh chu) a do thei a, khaw lum leh ozone resistance tha tak a nei a, mahse cold resistance tha lo tak a nei thung Locomotives, B leh thil dang dangah te hman a ni nasa hle a, chemical plant-ah te pawh seal a ni a, service temperature - 20℃atanga 260℃thleng a ni. Temperature low resistant substitute a awm chuan - 40℃ah pawh hman theih ni mahse a man a tha lo. a sang zawk.
