홈 > Term: questal bentonite
questal bentonite
A colloidal bond which, when added to molding sands in amounts up to 3%, increases porosity and strength (green and dry), and reduces the amount of water needed.
- 품사: noun
- 분야/도메인: 광업
- 카테고리: 일반 광산; Mineral mining
- Government Agency: USBM
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- ed.young
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