Title:
CERAMSITE SAND FOR CASTING
Document Type and Number:
WIPO Patent Application WO/2017/063580
Kind Code:
A1
Abstract:
A ceramsite sand for casting and a manufacturing method therefor. The ceramsite sand is obtained by mixing, granulating and sintering a refractory material. Taking the weight of the ceramsite sand as 100 wt%, the ceramsite sand includes more than 55 wt% of silicon dioxide, 25~45 wt% of aluminium oxide, and remaining other substances, the remaining other substances being 0.5 wt% ~ 10 wt% of one or more of potassium oxide, lithium oxide, magnesium oxide and boron oxide. The ceramsite sand for casting has low resource and energy consumption, and does not cause sand adhesion.
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Inventors:
ZHU JIANXUN (CN)
ZHAO GUOQING (CN)
ZHAO GUOQING (CN)
Application Number:
PCT/CN2016/102107
Publication Date:
April 20, 2017
Filing Date:
October 14, 2016
Export Citation:
Assignee:
JINAN SHENGQUAN DOUBLESURPLUS CERAM FILTER CO LTD (CN)
International Classes:
B22C1/00
Foreign References:
| CN105344919A | 2016-02-24 | |||
| JPH05169184A | 1993-07-09 | |||
| CN1723094A | 2006-01-18 | |||
| US4923520A | 1990-05-08 | |||
| JP2001286977A | 2001-10-16 | |||
| CN1769238A | 2006-05-10 |
Attorney, Agent or Firm:
WU, FENG & ZHANG (CN)
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