推荐回答(5个)
选择水式模温机和油式模温机需要考虑以下因素:
1. 温度要求:水式模温机适用于低温模具,油式模温机适用于高温模具。
2. 维护成本:水式模温机维护成本较低,但需要定期更换水管和水泵;油式模温机维护成本较高,但使用寿命较长。
3. 环保要求:水式模温机使用水作为冷却介质,对环境污染较小;油式模温机使用油作为冷却介质,对环境污染较大。
4. 安全性:水式模温机使用水作为冷却介质,安全性较高;油式模温机使用油作为冷却介质,易燃易爆,安全性较低。
综合考虑以上因素,可以根据具体的生产需求选择适合的模温机。
1、选择模温机,首先要确认使用温度。如果温度要求在180度以上,则需要选择油式模温机。温度要求在180度以下,可以选择油式模温机,也可以选择水式模温机。
2、循环泵选择。确认好配管口径,选式择合适的流量;根据具体工况要求,一般选20~50米即可。
3、加热功率选择。确认好被加热物件的总重量,比热容,温差和升温时间要求,即可计算得到加热功率。
4、冷却功率选择。确认好被冷却物件的总重量,比热容,温差和降温时间要求,即可计算得到冷却功率。
关于如何选择水式模温机和油式模温机的问题,首先我们要知道模温机根据传热介质的不同分为油式模温机和水式模温机,根据各个行业生产工艺和控温要求的不同,匹配不同的机型。油式模温机和水式模温机的温控范围:水式模温机分120℃,150℃,180℃水温机;油式模温机则分为200℃,300℃和350℃,油最高温度可达400度。油式模温机的功能介绍:油式模温机分为普通油式模温机,高温油式模温机和超高温油式模温机等三大类。油式模温机可以叫做油循环模温机和油加热器,油温度控制机,导热油加热器等,广泛应用在反应釜行业(反应釜油加热器)辊筒行业(辊筒油加热器)注塑行业(注塑温度控制机)挤出行业(挤出专用模温机)等各行业。水式模温机的导热媒介是水,因为水的比热要比油的大,所以在调控温度相同的情况下,水温机水式模温机的媒介导热效果要好得多。同时,水式模温机以水为媒介,只需要连接自来水即可,使用方便,且无污染。
什么是油式模温机油温机顾名思义,就是以导热油做为传热媒介的模温机。油温机自身设有一个储油箱,工作时导热油由储油箱进入系统,经循环泵打入到模具或其它需要控温的设备,导热油从被控温设备出来后,再返回到系统,周而复始。导热油同过加热器升温,当感温探头探测到的媒体温度达到设定值时,加热器停止工作。当温度低于设定值时,加热器开始工作,当温度达到设定值后,又停止工作。如此循环往复。超高温油温机(350℃)的产品特点: 1、电脑触摸式控制,操作简单易懂 2、微电脑双组P.I.D温度控制表,触摸式内储、自动演算。 3、安全保护及故障指示系统。 4、组件使用年限长。 5、升降温速度快,温度精确稳定。 6、独特的又功率加热设计,适合不同温控场所使用,节能效果明显。 7、不锈钢一体成型,管捐小,加熟均匀。 8、开机自动排气功能。 9、模具回油温度检测表。
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