成品人视频ww入口,东北老富婆高潮大叫对白,99精品国产在热久久无毒不卡,一区二区三区内射美女毛片

News

Current Position: Home > News
Briefly describe the acid cleaning method of the scale of the mold temperature machine
announcer:
Speaking of the acid cleaning method of the mold temperature machine scale, first of all, we actually should pay attention to the need to close the water outlet on the cooling water channel. Next, for the acid cleaning of the mold temperature machine scale, we In fact, it will directly add 20% to 30% of a dilute hydrochloric acid or 15% to 20% of a dilute sulfuric acid solution from the water inlet.

    Next, for the acid cleaning of the mold temperature machine scale, we actually need to pay attention to that it should be immersed directly under normal temperature for about 40 to 360 minutes. At the same time, it can actually be tapped or Vibration, as far as this aspect is concerned, can actually accelerate the shedding of scale itself to a certain degree.

    For the acid cleaning method of the mold temperature machine scale, we actually should pay attention to that it should be directly connected to the high-pressure water to rinse until no scale particles flow out. It is precisely because of this that we actually have to pay attention to it. In terms of washing time, it is actually about 30min. When the pickling does not achieve the effect once, in this respect, it can actually be pickled again until it completely cleans the scale.

   In terms of cleaning the scale of the mold temperature machine, we actually need to pay attention to it. When the scale of the condenser is more serious, we actually need to pay attention to that we can directly use a special descaling agent to soak, connect In the following, we actually need to pay attention to the need to poke every hour until it produces no gas.

    In terms of the physical cleaning method on the scale of the mold temperature machine, it is actually very convenient and simple. In terms of this aspect, it will actually include air cleaning, high pressure water cleaning and manual stabbing. For the different cleaning on the scale of the mold temperature machine, the steps and the results are actually different.
国产在线欧美日韩精品一区| 波多野结衣AV黑人在线播放| 男人猛进出女人下面视频| 无遮无挡爽爽免费视频| 朝鲜女人大白屁股ass孕交| 国产又黄又爽又刺激的免费网址| 午夜不卡av免费| 精品乱码一卡2卡三卡4卡二卡| 丰满少妇高潮惨叫久久久一| 岳的下面又大又黑又肥| 亚洲国产成人精品青青草原导航| 久久午夜夜伦鲁鲁片免费无码| 日本熟妇浓密毛毛多| 人妻AV无码系列一区二区三区| 国产顶级绝伦推理电视剧有哪些| 亚洲日韩精品一区二区三区| 久久精品国产99精品国产亚洲性色| 少妇极品熟妇人妻无码| 丰满少妇大乳高潮在线| 成人午夜大片免费看爽爽爽| 国产乱子伦精品免费无码专区| 亚洲精品亚洲人成在线观看下载| 亚洲一线产区和二线产区的区别| 可以直接看的无码AV| A级毛片100部免费观看| 亚洲AV午夜精品一区二区三区| 国产在线午夜不卡精品影院| 狠狠躁夜夜躁人人爽天天天天97| 亚洲国产一区二区| 无码视频免费一区二区三区| 亚洲卡1卡2卡新区网站| 国产精品青草久久久久福利99| 蜜桃av噜噜一区二区三区| 色婷婷在线精品国自产拍| 果冻传媒一二三区艾秋游戏| 色噜噜狠狠色综合AV| 国产精品免费AⅤ片在线观看| 无套中出丰满人妻无码| 日日狠狠久久偷偷色综合| 国产成+人欧美+综合在线观看| 熟妇的奶头又大又长奶水视频|