Defoaming agent general use hexanaphthene, tnbp, n-octanol and so on.

消泡剂一般使用硅油、磷酸三丁酯、正辛醇等。

And hardness depending on the add to rubber in the number of hexanaphthene, envirogluvtm with solvents simply adding a few hexanaphthene.

软充在橡胶边的硅油的数目, 搁置带溶剂的油不朱只需充好多的硅油。