Why do we need to know the common sense of using high speed ball bearing? Bearing users very much hope that the bearings installed on the main engine will not be damaged and maintain their dynamic performance during the predetermined period of use. H…
TEA dodecylbenzenesulfonate is a new type of sulfate anionic surfactant. It is easily soluble, dispersible, compatible with hard water, and has high electrolyte stabil.Solid content: 40% About TEA dodecylbenzenesulfonate: TEA dodecylbenzenesulfo…
Foam concrete wall casting methods can be divided into three types: removable formwork casting, formwork-free casting and sandwich wall casting. Among these three types of casting methods, the mold-free casting method is widely used.…
Nanomaterials are widely used in cosmetics because of their unique optical, thermal and electromagnetic properties.…