FEIJINSHUBENGDEJIEGOU、CAILIAOYUJINSHUBENGCHAYISHENDA，YINCI，QIXINGNENGTEDIANYEYOUJIAODAQUBIE，ZHUYAOTIXIANZAIYIXIAJIGEFANGMIAN。

　　1. 泵体耐压性能低

　　YOUYUFEIJINSHUBENGDELIXUEXINGNENG，RULASHENQIANGDU、WANQUQIANGDU、CHONGJIRENXINGHEYINGDUDENGZHIBIAOYUANDIYUJINSHUCAILIAO，YINCI，FEIJINSHUBENGDENAIYAXINGNENGJIAOCHA。

　　YIBANFEIJINSHUBENGQIAOTINAIYA≤1.6MPa。FEIJINSHUCAILIAOKEJIARUBOLIXIANWEIHUOTANXIANWEIZENGQIANG，GAISHANQIJIXIEQIANGDU，RUJUBINGXIDELASHENQIANGDUWEI30~38MPa，WANQUQIANGDUWEI38~55MPa，JINGBOLIXIANWEIZENGQIANGHOU，LASHENQIANGDUDA60~80MPa，WANQUQIANGDUDA80~100MPa。

　　2. 允许工作温度

　　FEIJINSHUBENGDEYUNXUZUIGAOGONGZUOWENDUYUANBIJINSHUBENGDI。QINAIWENFANWEISHOUDAOHENDUOYINSUXIANZHI，YISHIWENDUSHENGGAO，FEIJINSHUDEQIANGDUXIAJIANG（MOUXIESULIAODIWENXIACHUXIANCUIXING）；ERSHISULIAODEREPENGZHANGXISHUSHIZHUTIEDE2~6BEI，GONGZUOWENDUJIAOGAOSHI，BENGDEYUNZHUANJIANXIBIANXIAO，SHIDEBENGWUFAANQUANYUNZHUAN，HUOCHENLICENGYUZHUTIEWAIQIAOBUNENGHENHAOTIEHE；SANSHIZAIJIAOGAOWENDUXIALIANXUYUNZHUANSHI，MOUXIESULIAOYIFASHENG“RUBIAN’’，LINGBUJIANCHICUNFASHENGBIANHUA。YINCIFEIJINSHUBENGDEYUNXUGONGZUOWENDUYUCAILIAOXINGNENG、JIEGOUSHEJIHEZHIZAOGONGYIDENGYINSUMIQIEXIANGGUAN。

　　XUYAOSHUOMING，BUNENGJIANGCAILIAODENAIREXINGWUWEIBENGDEYUNXUGONGZUOWENDU，RUJUQUANFUYIBINGXIDEZUIGAOGONGZUOWENDUYUEWEI237℃。MEIGUOMOUGONGSIYONGCICAILIAOZUOCHENLIDESULIAOBENGQIAOKEZAI204℃XIALIANXUYUNZHUAN，DANWEIANQUAN，GAIGONGSIDEYANGBENZHONGJIANGCIBENGDEYUNXUSHIYONGWENDUXIANZHIZAI≤150℃。BENGZHIZAOCHANGYINGGENJUCAILIAOPINZHONGHEJIEGOUSHEJI、ZHIZAOGONGYI，BINGKAOLVBENGDEZHANGQILIANXUYUNXINGJIKEKAOXING，ZAIYANGBENSHANGZHENGQUEGUIDINGFEIJINSHUBENGDEYUNXUGONGZUOWENDU。

　　3. 最小连续流量

　　WEIBIMIANFEIJINSHUBENGZAIXIAOLIULIANGXIAGONGZUOYINQIJIEZHIWENDUSHENGGAOERDAOZHIBENGDEPOHUAI，TONGCHANGFEIJINSHUBENGDEZUIXIAOLIANXULIULIANGWEI30％DEEDINGLIULIANG，JIBUYUNXUBENGZAIXIAOYU30％EDINGLIULIANGXIAGONGZUO。

　　4. 耐腐蚀性

　　FEIJINSHUCAILIAOYUJINSHUXIANGBIJUYOUYOULIANGDENAIFUSHIXING，BUCUNZAIJINSHUZHONGCHUXIANDEFENGXIFUSHI、DIANSHI、XUANZEFUSHIHEDIANHUAXUEFUSHIDENGFUSHIXINGSHI。DANSULIAOZAIMOUXIEFUSHIJIEZHIZHONGSHOULAYINGLISHI，YICHANSHENGYINGLIKAILIE，ZHEILEISIYUJINSHUDEYINGLIFUSHI。SULIAOHEXIANGJIAOZAIMOUXIEYOUJIRONGJIZHONGHUIFASHENGRONGZHANGHUORONGJIE，SHIYONGSHIYINGYUZHONGSHI。

　　5. 耐磨性

　　FEIJINSHUCAILIAOZHONGNAIMOXINGHAODECAILIAOYOUGONGYETAOCI、NAIMOXIANGJIAOHEXINXINGGAOXINGNENGGONGCHENGSULIAO（CHAOGAOFENZILIANGJUYIXI、JUPIANFUYIXIDENG）。GONGYETAOCI（GANGYUTAOCI、DANHUAGUITAOCIDENG）NAIMOXINGZUIJIA(QIMohsYINGDUWEI9），DANQUEDIANSHIYISUIYILIE。XIANGJIAODENAIMOXINGHENHAO，CHENJIAOBENGZAISHUSONGHANKELIJIEZHIZHONGYINGYONGZUIGUANGFAN，QUEDIANSHIYILAOHUAQIESHIYONGWENDUJIAODI，YIBANWEI100 ℃YIXIA。CHAOGAOFENZILIANGJUYIXI（UHMWPE）HEJUPIANFUYIXI（PVDF）DENAIMOXINGYEJIAOHAO(DONGMOCAXISHUWEI0.1~0.22)，YOUQISHIGAOFENZILIANGJUYIXIBEICHENGWEIGONGCHENGSULIAOZHONGDENAIMOZHIWANG，JUNKEZUOWEIYOUNAIMOYAOQIUDENAIMOBENGCAILIAO，DANJIAGONGZHIZUOYAOQIUGAO。YIBANRENWEIRESUXINGSULIAODENAIMOXINGHAO，REGUXINGSULIAO（FENQUANBOLIGANG）DENAIMOXINGJIAOCHA。DANYINGZHUYISUIZHEWENDUDESHENGGAO，SULIAODENAIMOXINGJIANGHUIJIANGDI。

　　6. 流量、扬程、电机功率应适当放大

　　FEIJINSHUBENGYIBANWUFADIAOJIEYUNZHUANJIANXI，BENGSHIYONGYIDUANSHIJIANHOU，QIYUNZHUANJIANXIHUIBIANDA，BENGXIAOLVXIAJIANG。YINCIZAIXUANYONGFEIJINSHUBENGSHIYINGSHIDANGFANGDATIGAOBENGDEYANGCHENG、LIULIANGHEDIANJIGONGLV，YIMIANFASHENGYANGCHENGLIULIANGBUZUHUODIANJICHAOZAIDENGXIANXIANG。