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長壽氯丁橡膠322

 
 
單價 面議對比
詢價 暫無
發貨 河北邢臺市付款后3天內
品牌 長壽
型號 322
過期 長期有效
更新 2014-08-11 09:41
 

邢臺市易有商貿有限公司

企業會員第14年
資料未認證
保證金未繳納
詳細說明
CR321 322型氯丁橡膠
 相關介紹
  外觀為乳白色、米黃色或淺棕色的片狀或塊狀物,密度1.23-1.25g/cm3,玻璃化溫度−40-50°C,碎化點−35°C,軟化點約80°C,230-260°C下分解。氯丁橡膠溶解度參數占δ=9.2~9.41。溶于禁發 甲苯、二禁發 甲苯、,二氯乙烷、三釩乙烯,微溶于丙酮 禁發、甲乙酮、醋酸乙酯、環己烷,不溶于正己烷、溶劑汽油,但可溶于由適當比例的良溶劑和不良溶劑及非溶劑或不良溶劑和非溶劑組成的混合溶劑,在植物油和礦物油中溶脹而不溶解。

  有良好的物理機械性能,耐油,耐熱,耐燃,耐日光,耐臭氧,耐酸堿,耐化學試劑。缺點是耐寒性和貯存穩定性較差。具有較高的拉伸強度、伸長率和可逆的結晶性,粘接性好。耐老化、耐熱。耐油、耐化學腐蝕性優異。耐候性和耐臭氧老化僅次于乙丙橡膠和丁基橡膠。耐熱性與丁腈 禁發橡膠相當,分解溫度230~260℃,短期可耐120~150℃,在80~100℃可長期使用,具有一定的阻燃性。耐油性僅次于丁腈 禁發橡膠。耐無機酸、堿腐蝕性良好。耐寒性稍差,電絕緣性不佳。生膠儲存穩定性差,會產生“自硫”現象,門尼黏度增大,生膠變硬。 國外牌號有,AD一30(美國)、A-90(日本)、320(德國)、MA40S(法國)。

 CR321 322型氯丁橡膠:電纜、膠板、普通和耐油膠管、耐油膠靴、導風筒、雨布、帳篷布、傳送帶、輸送帶、橡膠密封件、農用膠囊氣墊、救生艇等。

CR244型氯丁橡膠:*******.euworld.cn/html/106161251.html

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