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油漆应用

汽车底盘用什么漆

发布时间:2017/05/18
汽车底盘用什么漆

  LVHUAXIANGJIAOQICENGJINGSHIQICHEDIPANCHANGYONGDEYOUQIZHIYI,YINQIJUYOUYOULIANGDEZONGHEFANGFUXINGNENG,TEBIESHIRENXINGHAO,NAICHONGJIXINGNENGQIANG,DANSUIZHEHUANBAODEZHONGSHI,LVHUAXIANGJIAOQIZAIFADAGUOJIAYIJINGHENSHAOSHIYONG,MUQIANQICHEDIPANTUZHUANG,ZHUYAOCAIYONGDEGONGYIYOUJINTUGONGYI,FENMOPENTU,YINJIDIANYONG、SHUIXINGQIDENG。

  QICHECHANYEHEQICHETUZHUANGJISHUDEFAZHAN,DUIQITUZHUANGXINGNENGDEYAOQIUYEYUELAIYUEGAO。ZHONGLEIFANDUO、JIEGOUFUZADEQICHEDIPANLINGJIAN,YONGSHOUGONGPENTUQITUMOHENNANHUODEYOULIANGDENAISHIXINGNENG、NAICHONGJIXINGNENG、KANGSHIJIXINGNENG。QIZHONGJINTUGONGYICENGYINTOUZISHAO、SHEBEIJIANDAN、ZHANDIMIANJIXIAOBEIGUANGFANCAIYONG,DANMUQIANZAIOUMEIDENGGUOJIAYIBEIYINJIDIANYONGXIANJINTUZHUANGGONGYISUOTIDAI。JINHOUYIDUANSHIJIANNEI,WOGUOZHONG、XIAOQICHECHANGJIADUIFANGFUSHIXINGNENGYAOQIUBUTAIGAODELINGBUJIANRENGJIANGJIXUSHIYONGJINTUGONGYI。

  2 JINTUGONGYI

  DIPANLINGJIANLIUSHUIXIANANZHAOGONGYIPINGMIANBUZHI,CAIYONGPUTONGXUANLIANYUNSUCHUANDONG,GONGYILIUCHENGRUXIA:

  SHANGXIAN→TUOZHI、BIAODIAOERHEYI→SHUIXI→LINHUA→SHUIXI→QULIZISHUISHUIXI→HONGGAN→LENGQUE→JINQI→LIQI→HONGGAN→LENGQUE→XIAXIAN。

  3 JINTUQIJISHUZHIBIAOJISHIGONGCANSHU

  QIANCHULIGONGYICANSHUJIHUANYANGJUANZHISHUIRONGXINGJINTUQIJISHUZHIBIAOFENBIEJIANBIAO1、BIAO2。YUANQIJINGGUOJIANCEHOUYAOGENJUCAOYEJISHIGONGQIWENJINXINGDIAOZHENG,ZHUYAOKONGZHIGUTIFENYANJIBI、LIDU、pHZHI,QISHIGONGCANSHUJIANBIAO3。

  BIAO1 QIANCHULIGONGYICANSHU

GONGXU

点值
(点)

温度
(℃)

时间
(min)

喷淋压力
(MPa)

TUOZHI、BIAODIAO

YOULIJIAN5~9

50~60

3.0

0.15~0.20

SHUIXI

JIANWURANDU<3

50~60

1.5

0.10~0.15

JIANHUA

总酸度16~20
游离酸度0.6~1.2
汽化性0.6~1.5

45~55

3.0

0.10~0.15

SHUIXI

 

SHIWEN

1.0

0.08~0.10

QULIZISHUIXI

DIANDAOLV≤50 μS/cm

SHIWEN

1.0

0.08~0.10

HONGGAN

 

110~120

10.0

 

  BIAO2 HUANYANGJUANZHIJINTUQIJISHUZHIBIAO

JIANYANXIANGMU

JISHUZHIBIAO

JIANYANFANGFA

GUTIFEN(%)

≥48

GB 1725-79

XIDU(μm)

≤40

GB 1724-79

FUZHELI(JI)

≤2

GB 1720-79

ROURENXING(mm)

≤3

GB 1731-79

NAIYANWUSHIYAN(h)

≥240

ASTM-B117-73

耐冲击性(N.cm)

500

GB 1732-79

YINGDU(H)

>1

GB 6739-89

BIAO3 Z13-40SHUIRONGXINGJINTUQISHIGONGCANSHU

JIANYANXIANGMU

JISHUZHIBIAO

GUTIFEN(%)

43~47

ZHANDU(s)

19~23

pHZHI 

6.5~7.0

JINTUSHIJIAN(s)

70~90

CAOYEWENDU(℃)

15~30

HONGKAOWENDU(℃)

130~140

HONGKAOSHIJIAN(min)

30~40

LIQISHIJIAN(min)

9~12

  4 PEICAOJICAOYEDIAOZHENG

  (1) PEICAO BUJIAHUNHERONGJI(SHUI+YIERCHUNYIMI)SHI,XIANJIANGSHUIYUMIRONGJIHUNHEHOUTOURUQICAOZHONG,BUNENGZHIJIEXIANGQICAONEIJIASHUI,FOUZETUMOYICHUXIANDAMIANJIRUBAISE。TONGSHI,XINPEIHAODECAOYEYAOXUNHUANJIAOBANSHUHUA2 hYISHANGCAINENGSHENGCHAN。YUANQI、ZHURONGJIYUSHUIDETOUCAOLIANG,YINGSHIMOHOUERDING。YIBANMOHOUYAODADAO20~30 μm,GUTIFENJIUKONGZHIZAI45%ZUOYOU,SUOYIDUIYU15 tCAOTI,CHUCITOUCAOXU:

  CISHI,GUTIFENWEI44.9%,MOHOUYEZAIYUDINGFANWEINEI。

YUANQI(NV=51%)

YIERCHUNDINGMI

QULIZISHUI

13 t

1 000 kg

750 kg

(2) CAOYEDIAOZHENG ZAISHIGONGGUOCHENGZHONGGUTIFEN、ZHURONGJIHANLIANG、SHUIHANLIANGMEITIANDOUHUIFASHENGBIANHUA,BIXUGENJUGUTIFENDEBIANHUA,SUISHIBUJIAYUANQI、ZHURONGJIJIQULIZISHUI,YIBAOZHENGCAOYEDESHIGONGXINGNENG。CAOYEDIAOZHENGPEIBIJIANBIAO4。

  BIAO4 CAOYEDIAOZHENGPEIBI

XIANXIANG

DUIQIMODEYINGXIANG

RICHANGDIAOZHENGPEIBI

DIAOZHENG

NVDI

BO、LUDI

原漆
300 kg

助溶剂
52 kg

去离子水
38 kg

NVSHANGSHENG1%

NVGAO

LIUGUA、LANGFEI

原漆
0

助溶剂
80 kg

去离子水
60 kg

NVXIAJIANG1%

  BIAO4DEDIAOZHENGBILIJIWENDINGLEGUTIFEN,YOUWEICHILECAOYEDEZHURONGJIJISHUIDEHANLIANG。YINGDANGZHUYIDESHI,XIAJISHIGONGSHI,ZHURONGJIHUIFAJIAOKUAI,GUZAICANZHAOSHANGSHUBILIDIAOZHENGCAOYESHI,YINGDUOBU3~5 kg。

  5 SHIGONGGUANLI

  (1) DIPANGELINGJIANSHANGXIANQIANBUDEYOUYANZHONGDEXIUBANHEZHONGYOUTUFU,BUNENGYOUYOUXINGQI,FOUZEHUIYINGXIANGTUZHUANGZHILIANGJITUMODEFUZHELI,ERQIEBUYIJINTUSHANGSHUIXINGQI。BOBANCHONGYAJIANWUXIUSHI,KEYIZHIJIESHANGXIAN;BUFENDAIXIUJIAODUODEZHUJIAN,KEYISUANXI、DUNHUAHOUSHANGXIAN;DUIYUYOUWUJIAOZHONGDELINGBUJIAN,KEYIJINGGUOYUTUOZHIHOUZAISHANGXIAN。

  (2) LIUSHUIXIANQIANCHULIGONGYIZHONGXUQIANGHUATUOZHICHULI,KONGZHITUOZHICAOJIANDU,DINGQIQINGLITUOZHICAONEISUOCHENJIEDEWUGOU,JINGCHANGGENGHUANSHUIXICAODESHUI,SHIQIYOULIJIANDUXIAOYU3DIAN,CONGERTIGAOGONGJIANJINTUQIANDEQINGJIEDU。

  (3) CAOYEGUTIFEN、ZHURONGJIHANLIANGJISHUIHANLIANGBIXUYANGEKONGZHIZAIGONGYIFANWEINEI。GUTIFENGUODI,ZEQIMOBO;GUOGAO,ZEYILIUGUA。YOUYUGAIQIBUSHIWANQUANSHUIRONGXINGQI,WEITIGAOSHUZHIDERONGJIEXING,XUJIARUZHURONGJIYIERCHUNDINGMI。TONGCHANG,CAOYEZHONGS/WZHI(ZHURONGJI/SHUI)WEI1∶1。SHUIHANLIANGGUOGAOSHI,ZHURONGJIHANLIANGYEJIAOGAO,YIZAOCHENGLANGFEI,TONGSHICHANSHENGSUOBIANXIANXIANG,JIAZHONGHUANJINGWURAN;SHUIHANLIANGGUODI,ZHURONGJIHANLIANGYEJIAODI,YINGXIANGCAOYEDERONGJIEXINGHEWENDINGXING。

  (4) LINHUASHIMEIBANJIANCHAPENZUIYICI,JISHIQINGLIDUSAI;YANGEKONGZHIPENSHEYALI,SHILINHUAMOHOUDUBAOCHISHIZHONG。

  (5) SHIGONGZHONGCAOYEGUTIFENZAI45%ZUOYOUSHI,SHIYIDESHIGONGWENDUWEI20~35 ℃,SHIYIDESHIGONGZHANDUWEI19~23 s。

  (6) YOUYUQILIAOCAIYONGLEHENDUOXUANFUXINGYANTIANLIAO,GUCHENJIANGSUDUJIAOMAN,GENGWUJIEKUAIXIANXIANG,MEITIANSHENGCHANQIANZHIXUKAIDONGJIAOBAN1 h。SHENGCHANZHONGKEKAIXUNHUAN,DANXUNHUANLIANGBUKECHAOGUO3~4 CI/h。RUOPAOMOJIAODUO,ZEYINGJIARUZHENGDINGCHUNHUOQITAXIAOPAOJI,YIJINLIANGBIMIANQIPAOCHANSHENG。

  (7) YOUYUSHUIDEQIHUAREHENGAO(540×4.18 J/g),GUHUIFASUDUJIAOMAN,LIQISHIJIANYIBANWEI10~15 min。LINGWAI,LIQIGUOCHENGZHONGHUANJINGWENDUBUYINGDIYU15 ℃,YI25~35 ℃WEIYI,XIANGDUISHIDUBUYINGDAYU80%。

  (8) JINTUGONGYIZHONGRONGJIHUIFALIANGDA,DUIJIAREZHUANGZHIFANGHUOANQUANXINGYAOQIUJIAOGAO,XUZAIGUANLIZHONGYANGEZUNSHOUCAOZUOGUICHENGBINGJIANSHIJIARESHEBEIDEYUNXINGQINGKUANG。

 

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