ÏðÌ×ÖÊÁÏÖÐ×ÔÈ»Ï𽺣¨NR£©ÓëºÏ³ÉÏ𽺵ıÈÀý¶Ô±âµçÀµÄÈáÈÍÐÔ¾ßÓÐÏÔÖøÓ°Ï죬£¬£¬ÕâÖÖÓ°ÏìÔ´ÓÚÁ½ÕßÔÚ·Ö×ӽṹ¡¢ÎïÀíÐÔÄܺͼӹ¤ÌØÕ÷ÉϵIJî±ð¡£¡£¡£¡£¡£¡£×ÔÈ»Ïð½ºÌṩÓÅÒìµÄÈáÈÍÐԺ͵¯ÐÔ£¬£¬£¬¶øºÏ³ÉÏ𽺣¨Èç¶¡±½Ïð½ºSBR¡¢Âȶ¡Ïð½ºCR¡¢ÒÒ±ûÏð½ºEPDMµÈ£©Ôòͨ¹ýµ÷½âÅä·½¸ÄÉÆÄÍÀÏ»¯¡¢ÄÍÓÍ¡¢ÄÍεÈÐÔÄÜ£¬£¬£¬µ«¿ÉÄÜÎþÉü²¿·ÖÈáÈÍÐÔ¡£¡£¡£¡£¡£¡£ÒÔÏÂÊÇÏêϸӰÏì»úÖÆ¼°ÓÅ»¯Õ½ÂÔ£º
Ò»¡¢×ÔÈ»Ï𽺣¨NR£©¶ÔÈáÈÍÐԵĽ¹µã×÷ÓÃ
·Ö×ӽṹÓÅÊÆ
×ÔÈ»Ï𽺵Ä˳ʽ-1,4-¾ÛÒìÎì¶þÏ©½á¹¹¸¶ÓëÆä¸ß½á¾§¶È£¨½á¾§¶ÈÔ¼30%-40%£©ºÍ³¤Á´·Ö×ÓÈáÐÔ£¬£¬£¬ÔÚÀÉìʱ·Ö×ÓÁ´Ò×»¬ÒÆ£¬£¬£¬ÍâÁ¦È¥³ýºóѸËٻֻظ´×´¡£¡£¡£¡£¡£¡£
²£Á§»¯×ª±äζȣ¨Tg£©£ºNRµÄTgԼΪ-70¡æ£¬£¬£¬ÔÚ³£ÎÂÏ´¦Óڸߵ¯Ì¬£¬£¬£¬¸¶ÓëµçÀÂÓÅÒìµÄµÍÎÂÍäÇúÐÔÄÜ£¨Èç-50¡æÏÂÈÔ¿ÉÍäÇú£©¡£¡£¡£¡£¡£¡£
ÈáÈÍÐÔÌåÏÖ
ÍäÇú°ë¾¶£º´¿NRÏðÌ×µçÀµÄ×îСÍäÇú°ë¾¶¿É´ïµçÀÂÖ±¾¶µÄ3±¶£¨Èç6mm?µçÀÂÍäÇú°ë¾¶¡Ü18mm£©£¬£¬£¬Ô¶ÓÅÓںϳÉÏð½ºÎªÖ÷µÄÅä·½¡£¡£¡£¡£¡£¡£
»Øµ¯ÐÔ£ºNRµÄ»Øµ¯Âʿɴï98%ÒÔÉÏ£¨ASTM D2632£©£¬£¬£¬È·±£µçÀÂÔÚÖØ¸´ÍäÇúºó²»Ò×±¬·¢ÓÀÊÀ±äÐΡ£¡£¡£¡£¡£¡£
¶¯Ì¬Æ£ÀÍÊÙÃü£ºÔÚ¶¯Ì¬ÍäÇúÊÔÑ飨ÈçÍäÇú10Íò´Î£¬£¬£¬ÆµÂÊ2Hz£©ÖУ¬£¬£¬NRÏðÌ×µÄÁÑÎÆÀ©Õ¹ËÙÂʱÈSBRµÍ60%¡£¡£¡£¡£¡£¡£
¶þ¡¢ºÏ³ÉÏ𽺶ÔÈáÈÍÐÔµÄÓ°Ï켰Ȩºâ
1. ¶¡±½Ï𽺣¨SBR£©
ÈáÈÍÐÔÓ°Ï죺
SBRµÄ±½ÒÒÏ©µ¥Î»ÔöÌí·Ö×ÓÁ´¸ÕÐÔ£¬£¬£¬µ¼ÖÂÈáÈÍÐÔϽµ¡£¡£¡£¡£¡£¡£µ±SBRÌæ»»20% NRʱ£¬£¬£¬ÏðÌ׵ĶÏÁÑÉ쳤ÂÊ´Ó800%½µÖÁ600%£¬£¬£¬ÉÛÊÏÓ²¶È´Ó50AÉýÖÁ60A¡£¡£¡£¡£¡£¡£
ÓÅÊÆ£º¸ÄÉÆÄÍÄ¥ÐÔ£¨DINÄ¥ºÄÁ¿½µµÍ30%£©ºÍ¿¹ËºÁÑÐÔ£¨ËºÁÑÇ¿¶ÈÌáÉý20%£©£¬£¬£¬ÊʺÏÐèҪƵÈÔÍÏ×§µÄ³¡ºÏ¡£¡£¡£¡£¡£¡£
2. Âȶ¡Ï𽺣¨CR£©
ÈáÈÍÐÔÓ°Ï죺
CRµÄ¼«ÐÔÂÈÔ×ÓÐÎÒòËØ×Ó¼ä×÷ÓÃÁ¦£¬£¬£¬µ¼ÖÂÏðÌ×±äÓ²¡£¡£¡£¡£¡£¡£µ±CRÌæ»»30% NRʱ£¬£¬£¬ÍäÇúÄ£Á¿ÔöÌí40%£¬£¬£¬µÍδàÐÔζȴÓ-50¡æÉýÖÁ-20¡æ¡£¡£¡£¡£¡£¡£
ÓÅÊÆ£ºÏÔÖøÌáÉýÄÍÓÍÐÔ£¨IRM902ºÅÓͽþÅÝ168hºóÌå»ýÅòÕÍÂÊ´ÓNRµÄ200%½µÖÁ50%£©ºÍ×èȼÐÔ£¨ÑõÖ¸Êý´Ó17%ÌáÖÁ35%£©¡£¡£¡£¡£¡£¡£
3. ÒÒ±ûÏ𽺣¨EPDM£©
ÈáÈÍÐÔÓ°Ï죺
EPDMµÄ·Ç¼«ÐԽṹÓëNRÏàËÆ£¬£¬£¬µ«²à¼×»ùÔöÌí¿Õ¼äλ×裬£¬£¬ÈáÈÍÐÔÂÔµÍÓÚNR¡£¡£¡£¡£¡£¡£µ±EPDMÌæ»»15% NRʱ£¬£¬£¬ÍäÇúÆ£ÀÍÊÙÃü½µµÍ15%£¬£¬£¬µ«ÄͳôÑõÐÔ£¨50pphm³ôÑõŨ¶ÈÏÂÎÞÁÑÎÆÊ±¼ä´ÓNRµÄ24hÑÓÖÁ168h£©ºÍÄÍÈÈÐÔ£¨ºã¾ÃʹÓÃζȴÓNRµÄ80¡æÌáÖÁ120¡æ£©ÏÔÖøÌáÉý¡£¡£¡£¡£¡£¡£
Èý¡¢NRÓëºÏ³ÉÏ𽺱ÈÀýµÄÓÅ»¯Õ½ÂÔ
1. ͨÓÃÐͱâµçÀ£¨ÈáÈÍÐÔÓÅÏÈ£©
ÍÆ¼ö±ÈÀý£ºNR 80%-90% + SBR 10%-20%
ÐÔÄÜÌåÏÖ£º
ÍäÇú°ë¾¶¡Ü4±¶µçÀÂÖ±¾¶£¬£¬£¬Öª×ãÒÆ¶¯×°±¸£¨Èç»úеÈË¡¢ÆðÖØ»ú£©µÄƵÈÔÍäÇúÐèÇ󡣡£¡£¡£¡£¡£
±¾Ç®½Ï´¿NR½µµÍ10%-15%£¬£¬£¬Í¬Ê±ÄÍÄ¥ÐÔÌáÉý25%¡£¡£¡£¡£¡£¡£
°¸Àý£ºÄ³¹¤³Ì»úеµçÀ½ÓÄÉNR/SBR 85/15Åä·½£¬£¬£¬Í¨¹ý10Íò´Î¶¯Ì¬ÍäÇú²âÊÔ£¨ISO 6802£©£¬£¬£¬ÁÑÎÆÉî¶È¡Ü0.2mm¡£¡£¡£¡£¡£¡£
2. ÄÍÓÍÐͱâµçÀ£¨ÈáÈÍÐÔÓëÄÍÓÍÐÔÆ½ºâ£©
ÍÆ¼ö±ÈÀý£ºNR 60%-70% + CR 30%-40%
ÐÔÄÜÌåÏÖ£º
ÄÍÓÍÐÔµÖ´ïASTM D471±ê×¼£¨Ìå»ýÅòÕÍÂÊ¡Ü100%£©£¬£¬£¬Í¬Ê±¼á³ÖÍäÇú°ë¾¶¡Ü5±¶µçÀÂÖ±¾¶¡£¡£¡£¡£¡£¡£
µÍÎÂÐÔÄÜͨ¹ý-30¡æÍäÇúÊÔÑ飨IEC 60811-401£©£¬£¬£¬ÊʺÏʯÓÍÆ½Ì¨µÈ³¡¾°¡£¡£¡£¡£¡£¡£
°¸Àý£ºÄ³º£Ñóƽ̨µçÀ½ÓÄÉNR/CR 65/35Åä·½£¬£¬£¬ÔÚ-20¡æÇéÐÎÏÂÈÔ¿ÉÔâÊÜ90¡ãÍäÇú£¬£¬£¬ÇÒÄÍÓÍÊÙÃüÑÓÉìÖÁ5Äê¡£¡£¡£¡£¡£¡£
3. Ä͸ßÎÂÐͱâµçÀ£¨ÈáÈÍÐÔÓëÄÍÈÈÐÔÆ½ºâ£©
ÍÆ¼ö±ÈÀý£ºNR 50%-60% + EPDM 40%-50%
ÐÔÄÜÌåÏÖ£º
ºã¾ÃʹÓÃζÈÌáÖÁ105¡æ£¬£¬£¬Í¬Ê±ÍäÇú°ë¾¶¡Ü6±¶µçÀÂÖ±¾¶¡£¡£¡£¡£¡£¡£
ÄͳôÑõÐÔͨ¹ýASTM D1149±ê×¼£¨40¡æ¡Á70hÎÞÁÑÎÆ£©£¬£¬£¬Êʺϸßι¤ÒµÇéÐΡ£¡£¡£¡£¡£¡£
°¸Àý£ºÄ³Ò±½ðÐÐÒµµçÀ½ÓÄÉNR/EPDM 55/45Åä·½£¬£¬£¬ÔÚ120¡æÈÈÀÏ»¯168hºó£¬£¬£¬¿¹ÕÅÇ¿¶È¼á³ÖÂÊ¡Ý80%¡£¡£¡£¡£¡£¡£
ËÄ¡¢Òªº¦¹¤ÒÕ¿ØÖƵã
»ìÁ¶¹¤ÒÕ£º
NRÓëºÏ³ÉÏ𽺵ÄÏàÈÝÐÔÐèͨ¹ýÏàÈݼÁ£¨ÈçC5Ê÷Ö¬£©¸ÄÉÆ£¬£¬£¬×èÖ¹·Ö²ã¡£¡£¡£¡£¡£¡£ÀýÈ磬£¬£¬NR/CR¹²»ìʱÌí¼Ó5phr C5Ê÷Ö¬£¬£¬£¬¿Éʹ³¶¶ÏÉ쳤ÂÊÔȳÆÐÔ£¨±ê×¼²î£©´Ó15%½µÖÁ5%¡£¡£¡£¡£¡£¡£
Áò»¯ÏµÍ³£º
ºÏ³ÉÏ𽺱ÈÀýÔöÌíʱ£¬£¬£¬Ðèµ÷½âÁò»¯¼ÁÓÃÁ¿¡£¡£¡£¡£¡£¡£ÈçNR/EPDM¹²»ìʱ£¬£¬£¬Áò»ÇÓÃÁ¿´ÓNRµÄ2.5phr½µÖÁ1.8phr£¬£¬£¬ÅäºÏʹÓùýÑõ»¯ÎDCP 1.5phr£©ÒÔ×èÖ¹½¹ÉÕ¡£¡£¡£¡£¡£¡£
Ìî³äϵͳ£º
Ìí¼ÓÄÉÃ×̼Ëá¸Æ£¨Á£¾¶50nm£©¿ÉͬʱÌáÉýÈáÈÍÐÔºÍÄÍÄ¥ÐÔ¡£¡£¡£¡£¡£¡£µ±Ìî³äÁ¿´ï30phrʱ£¬£¬£¬NR/SBR 80/20Åä·½µÄÄ¥ËðÁ¿½µµÍ40%£¬£¬£¬ÇÒÍäÇúÄ£Á¿½öÔöÌí10%¡£¡£¡£¡£¡£¡£
Îå¡¢×ܽáÓ뽨Òé
ÈáÈÍÐÔÖ÷µ¼³¡¾°£ºÓÅÏÈÑ¡Ôñ¸ßNR±ÈÀý£¨¡Ý80%£©£¬£¬£¬ÈçÒÆ¶¯×°±¸µçÀ¡£¡£¡£¡£¡£¡£
×ÛºÏÐÔÄܳ¡¾°£ºÍ¨¹ýºÏ³ÉÏ𽺲¿·ÖÌæ»»NR£¨20%-40%£©£¬£¬£¬Æ½ºâÄÍÓÍ¡¢ÄÍÈȵÈÐÔÄÜ£¬£¬£¬È繤ҵ×Ô¶¯»¯µçÀ¡£¡£¡£¡£¡£¡£
¼«¶ËÇéÐγ¡¾°£º½ÓÄÉNRÓëÌØÖֺϳÉÏ𽺣¨Èç¹èÏ𽺣©¹²»ì£¬£¬£¬ÈçºËµçÕ¾ÓÃÄÍ·øÉäµçÀ£¨NR/¹èÏ𽺠60/40£©¡£¡£¡£¡£¡£¡£
µä·¶Å䷽ʾÀý£º
ÐÔÄÜÐèÇó | NR±ÈÀý | ºÏ³ÉÏð½ºÀàÐͼ°±ÈÀý | Òªº¦Ìí¼Ó¼Á | ÈáÈÍÐÔÖ¸±ê£¨ÍäÇú°ë¾¶/Ö±¾¶£© |
---|---|---|---|---|
ͨÓÃÒÆ¶¯×°±¸ | 85% | SBR 15% | ÄÉÃ×̼Ëá¸Æ30phr | ¡Ü4 |
ÄÍÓ͹¤Òµ×°±¸ | 65% | CR 35% | ÏàÈݼÁ5phr | ¡Ü5 |
¸ßÎÂÒ±½ð×°±¸ | 55% | EPDM 45% | ¹ýÑõ»¯ÎïDCP 1.5phr | ¡Ü6 |
ͨ¹ý¾«×¼¿ØÖÆNRÓëºÏ³ÉÏ𽺵ıÈÀý£¬£¬£¬²¢Á¬Ïµ¹¤ÒÕÓÅ»¯£¬£¬£¬¿ÉÔÚÖª×ãÈáÈÍÐÔµÄͬʱ£¬£¬£¬ÊµÏÖµçÀÂÐÔÄ͍ܵ֯»¯Éè¼Æ£¬£¬£¬Ë³Ó¦²î±ðÓ¦Óó¡¾°µÄÐèÇ󡣡£¡£¡£¡£¡£
Ïà¹ØÄÚÈÝ
- 100Íò´ÎÍÏÁ´µçÀÂÄÍ·Û³¾ÐÔÄÜÒªÇ󣿣¿
- 100Íò´ÎÍÏÁ´µçÀÂÄÍËáÓêÐÔÄÜÔõÑù£¿£¿
- 100Íò´ÎÍÏÁ´µçÀÂÄ͸ßÎÂÐÔÄܱê×¼£¿£¿
- 100Íò´ÎÍÏÁ´µçÀ¿¹¼ôÇÐÐÔÄÜÔõÑù£¿£¿
- 100Íò´ÎÍÏÁ´µçÀÂÌî³äÖÊÁÏ×èȼÐÔÔõÑù£¿£¿
- 100Íò´ÎÍÏÁ´µçÀ¾øÔµÖÊÁÏÄÍÎÂÆ·¼¶ÒªÇ󣿣¿
- 100Íò´ÎÍÏÁ´µçÀÂÆÁÕÏÓÃÍ´øÕվɱàÖ¯£¿£¿
- YFFBPRGÊÇʲôµçÀ£¿£¿
- YFRBPGÊÇʲôµçÀ£¿£¿
- YFFRBPG ÊÇʲôµçÀ£¿£¿