Nuhou Hui
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Nā mea koʻikoʻi e pono ai ʻoe e ʻike e pili ana i ke kaʻina hana o ka laina pretreatment phosphating
1. Degreasing ʻO ka degreasing ka mea e hoʻoneʻe i ka momona mai ka ʻili o ka mea hana a me ka hoʻololi ʻana i ka momona i nā mea hiki ke hoʻoheheʻe ʻia a i ʻole emulsify a hoʻopuehu i ka momona e like a paʻa i ka wai ʻauʻau ma muli o ka saponification, solubilization, wetting, dispersion a me nā hopena emulsification ma nā ʻano like ʻole. .Heluhelu hou aku -
Hoʻohālikelike ma waena o ka mea hoʻomaʻamaʻa pre-coating aloha kaiapuni a me ka uhi phosphate
Ke hoʻonui nei ka nui o nā mea kemika e like me ka phosphorus-containing degreasing agents a me ka solution phosphate i hoʻopau ʻia i ka hana ʻoihana ma Kina, ka hopena o ka pollution phosphorus.Hāʻawi ʻia nā uhi phosphate kuʻuna e hoʻonui i ka hoʻohana ʻana i ka ikehu a me ka pollution, hou ...Heluhelu hou aku
