I. Natural Rubber .

Water absorption: Natural rubber tui lakluh hi latex coagulation concentration, preservative leh coagulant chi hrang hrang, washing pressure leh drying conditions te chu rubber siam danah a inang lo a, chuvangin product chi hrang hrang tui lakluh danah danglamna a awm tih a chiang hle.

II a ni. Styrene butadiene rubber a ni.

Tui lakluh: natural rubber nen a inang.

iii a ni. butadiene rubber a ni.

Low Water Absorption: Butadiene rubber tui lakluh hi styrene butadiene rubber leh natural rubber aiin a hniam zawk a, hei hian butadiene rubber leh rubber product dang tui resistance mamawhna atana hman thin a siam thei a ni.

iv. butyl rubber 1000 a ni.

Butyl rubber hian tui permeability a nei tlem hle a, general temperature-ah tui resistance tha tak a nei a, room temperature-a tui lakluh rate chu rubber dang aiin a let 10-15 in a hniam zawk bawk. He butyl rubber performance tha tak hi electrical insulation atana thawhhlawk tak a ni. Carbon black hmanga tihchak butyl rubber leh resin hmanga vulcanized chuan temperature sang leh hun rei tak exposure condition hnuaiah tui absorption performance hniam tak a hmu thei a ni. Butyl rubber chu tui emaw, temperature sang tak emaw-a hun rei tak a awm theih nan, a hnuaia ngaihtuah turte hi principle-ah siam tur a ni:

1, filler chu non-hydrophilic leh meta-electrolytic a ni tur a ni.

2, vulcanization system-a tuiah a inthiar theih thilte chu a tlem thei ang bera awm tur a ni .

3、 Reinforcing filler thlan chhuah leh vulcanization condition te hian vulcanized rubber hian elastic modulus sang tak leh physical property dang a nei tur a ni.

V. ethylene propylene rubber a ni.

Tui lum leh tui vapor resistance. Ethylene propylene rubber hian steam resistance a nei tha zawk a, a heat resistance aiin a tha zawk. A high-pressure steam resistance hi butyl rubber leh general rubber aiin a tha zawk. Ethylene propylene rubber pawh hian tui lum lakah a do tha zawk a, mahse vulcanization system hman nen a inzawm tlat thung. Ethylene propylene rubber vulcanization system hman dan peroxide leh effective vulcanization system hman dan hi ethylene propylene rubber emaw butyl rubber emaw sulfur vulcanization aiin a tha zawk hle a, mahse ethylene propylene rubber vulcanization rubber peroxide performance chu sulfur vulcanization aiin a na zawk a ni.

VI. Neoprene rubber 1000 a ni.

Tui laka invenna hi synthetic rubber dang aiin a tha zawk a, gas tightness hi butyl rubber hnuaiah pahnihna a ni.

Neoprene water-resistant rubber buatsaih, Vulcanization system leh filler thlan dan ngaihven tur a ni. Vulcanization system hi lead oxide system hman a tha ber a, magnesium oxide, zinc oxide system hman loh tur a ni. Lead oxide dosage Part 20 emaw a aia tlem emaw ah chuan tui resistance tihchangtlunna kawngah hian chanvo a awm a, mahse a tam lutuk mahse a hlawk lo hle. Lead sulfide hman hunah chuan filler reinforcement carbon black, carbon black-a slot method-a carbon black a tha ber chu a tha zawk a, furnace method carbon black chu pahnihna a ni. Inorganic filler hi calcium silicate hman a tha ber a, chu chu barium sulfate, clay, etc. te chuan hydrophilic agents zawng zawng hi hman loh tur a ni. Tin, sulfur vulcanization pawh hmang lo se. Tui tla thei lo rubber scorch performance hi a tlangpuiin a chhe hle a, processing-ah hian hriat tur a ni.

vii a ni. Nitrile rubber 1000 a ni.

Tui laka invenna a tha: acrylonitrile a pun zel chuan tui laka invenna a chhe zual zel bawk.

VIII a ni. Silicone rubber 1000 a ni.

Hydrophobicity: Silicone rubber surface energy hi organic material tam zawk aiin a hniam zawk a, chuvangin, tuiah moisture absorption a hniam a, tuiah hun rei tak a inhnim pil a, a tui lakluh rate chu 1% vel chauh a ni a, physical leh mechanical property a tlahniam lo, mold resistance a tha.

ix a ni. Fluorine rubber 1000 a ni.

Tui lum tan chuan stable performance a awm. Temperature sang steam laka invenna tha tak a awm.

Fluorine rubber on the role of hot water stability, raw rubber nihnaah chauh ni lovin, rubber material hmanga tihfel a ni bawk. Fluorine rubber tan chuan he performance hi a vulcanization system ah a innghat ber a ni. Peroxide vulcanization system hi amine aiin a tha zawk a, bisphenol AF type vulcanization system a ni. 26 Type Fluoroelastomer Amine Vulcanization system hman dan Rubber hnathawh dan hi general synthetic rubber ethylene propylene rubber, butyl rubber ang chi aiin a chhe zawk a ni. G-type fluorine rubber peroxide vulcanization system hmangin, amine aiin vulcanized rubber-a cross-linked bonds, bisphenol AF type vulcanized rubber cross-linked bonds chu hydrolysis stability-ah a tha zawk.

X. Polyurethane 1000 a ni.

Polyurethane chak lohna langsar tak pakhat chu: hydrolysis resistance tha lo, a bik takin temperature sang deuh emaw acid leh alkali media hydrolysis awmnaah chuan rang zawkin.

xi a ni. chlorine ether rubber a ni.

Homopolymerized chloroether rubber leh nitrile rubber hian tui a dona a inang a, nitrile rubber leh acrylate rubber inkarah copolymerized chloroether rubber tui a do thei bawk. Formulation hian tui resistance-ah nghawng a nei lian zawk a, PB3O4 rubber water resistance awmna a tha zawk a, MGO tui resistance nasa takin a awm a, hei hian vulcanization degree a ti sang thei a, tui resistance a ti tha thei bawk.

XII a ni. Chlorosulfonated polyethylene rubber a ni a, a hman dan tur pawh a inang lo.

Cross-linking chlorosulfonated polyethylene rubber epoxy resin emaw lead monoxide hmun 20 aia tam emaw chuan vulcanized rubber hian tui a do tha thei hle. Calcium carbonate bakah hian filler hman a ni a, barium sulfate precipitate nan ordinary filler, hard clay leh thermal cracking carbon black te pawh a tha zawk. Tin, vulcanized rubber hian tui resistance tha tak a hmuh theih nan close vulcanization hi a pawimawh hle bawk.

Tui emaw, hun rei lote chhunga exposure product-a inhnimhnawihna hun rei lote atan, a tlangpuiin barium oxide chu vulcanizing agent atan hman theih a ni a, chu chu chlorosulfonated polyethylene rubber-ah chuan silicone oil hmun 5 vel a awm a, chutah chuan magnesium oxide vulcanization rubber nen cross-linked a ni bawk a, tui swelling rate-ah pawh a tlem hle.

xiii a ni. Acrylate rubber 1000 a ni.

Ester group chu hydrolyze awlsam a nih avangin, tui swelling rate-a acrylate rubber siam chu a lian a, BA type rubber chu 100 °C-ah 72h a lum hnuah 15-25% a ni a, volume expansion chu 17-27% a ni a, steam resistance chu a chhe zawk a ni.