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呋喃树脂砂和碱酚醛树脂砂

发布时间:2020年02月18日  来源:河北石家庄通硕铸造材料有限公司

我们知道,呋喃树脂中糠醇的含量应该在85%以上,因此糠醇的价格直接导致呋喃树脂的价格飙升,许多供应商为了保证利润,不得不降低糠醇的含量,有些甚至只有70%,则导致生产中树脂砂强度不够,现在好多企业的树脂加入量已经超过1.0%,甚至达到1.5%。4.2󰀁性能对比:

1)FUNANSHUZHIDEYOUDIANJIANFENQUANDOUJUBEI,RUKUISANXINGHAO、SHALIUDONGXINGHAODENG。

互联网赚钱软件排行榜2)FUNANSHUZHISHASHENGCHANDEZHUJIANRELIEQINGXIANGMINGXIAN,SHADETUIRANGSHOUSUOXINGBIJIANFENQUANSHUZHISHACHA。

呋喃树脂砂和碱酚醛树脂砂

3)JIANFENQUANSHUZHISHAZAISHENGKUNNAN,ZHINENGDADAO80%,ZHEIGEZHIBIAOQISHIZAIGUOQU,FUNANSHUZHIJIAGEDIDEHUA,ZEGENGTUXIANCHUQIQUEDIAN,ZHUYAOSHICHENGBENDEWENTI。ZAISHANGMIANDECHENGBENJISUANZHONGYIJINGCHONGFENKAOLVQIHUISHOULVDEWENTI,BINGZAIJISUANZHONGBAHUISHOULVCHASHEJIDECHENGBENJIAJINQU。QISHIRENHEGONGYIDOUYOUQIYOUQUEDIAN,JIANFENQUANSHUZHISHARUHEBIMIANZAISHENGKUNNANDEWENTI,ZHIYAOZUODAOYIXIAJIDIANJIUKEYIJIEJUE:󰀁BIXUCAIYONGMIANBEISHAGONGYI,YINWEIJIANFENQUANSHUZHISHAZAISHENGHENKUNNAN,HAIMEIYOUTAIHAODEZAISHENGFANGFA,ZAISHENGSHADEHUISHOULV80%ZUOYOU,YINCISHIHECAIYONGMIANBEISHA,ERQIESHUZHIJIARULIANGMIANSHAYUBEISHAXIANGCHA0.1%~0.2%,BEISHADEJIARULIANGDUODIAN,HAODUOQIYEYINSHEBUDEXIEDIAOJIUSHA,BUDUANHUIYONG,DAOZHIHOUQICHUXIANQIANGDUSHANGBUQU,SHUZHIJIARULIANGZENGDA,FAQILIANGDA,EXINGXUNHUAN,CHUXIANZHUJIANPILIANGBAOFEIDENGWENTI;󰀁BUGUANSHICUOCAZAISHENG,HAISHILIXINZAISHENG,QISHIDOUBUNENGFEICHANGYOUXIAODEQIDAOHENHAODEZAISHENGXIAOGUO,BENWENRENWEIZHONGDIANGUANZHUCHUCHENXITONGYUSHAWENKONGZHI,ZHEILIANGDIANSHIFEICHANGGUANJIANDE。

互联网赚钱软件排行榜4)QISHIWULUNSHIFUNANSHUZHISHAHAISHIJIANFENQUANSHUZHISHA,RUGUOZAICHENGBENXIANGDANGDEQIANTIXIA,KAOJINZHUJIANBIAOMIANCAIYONGXINSHAZUOMIANSHA,ZEHUICHANSHENGJIAOHAODEXIAOGUO。

5)DUIYUFUNANSHUZHISHA,ZAOXINGYUJIAOZHUSANFACHUDECIJIQIWEI,SHENGCHANHUANJINGCHA,ZHEIYIJINGSHIZHUZAOXINGYEGONGRENDE,ERJIANFENQUANSHUZHIZEBEIXINGYEGONGRENDEBIJIAOHUANBAODEZAOXINGCAILIAO。MUQIANGUOJIADUIHUANBAOYAOQIUYUELAIYUEGAO,YINCI,JIANFENQUANSHUZHISHIFAZHANDEBIRANQUSHI。

JIELUN

采用碱酚醛树脂脂硬化工艺无论在成本还是性能上都明显优于呋喃树脂,从长远来看,随着工厂对碱酚醛树脂的逐步了解,越来越多的企业会逐步淘汰呋喃工艺。这是大趋势。