| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a granulating agent for a powdery metallic raw material granulating dust collected in an iron work or the like and used at the time of granulating in the case of being reused as the raw material. SOLUTION: This invention contains one or more kinds of binder components selected from carboxymethylcellulose salt, hydroxyethyl cellulose, hydroxypropyl methylcellulose, hydroxyethyl methylcellulose, polyvinyl alcohol, polyacrylic amide, polyacrylate, guar rubber, tamarind rubber and starch. Since the granulating agent for a powdery metallic raw material has relatively low viscosity, it is mixed together with a powdery metallic raw material in the presence of water, and granulating is executed.</p> |
