铸造用硅砂

型号

SiO2%

含泥量%

角形系数

水分%

粒度分布(目)

ZGS92-50/140(65)

＞92

≤0.2

＜1.3

＜0.5

50/140

ZGS96-70/140(73)

≥97

≥0.4

＜1.45

＜0.2

140/70

ZGS96-50/100(53)

≥98

≤0.3

＜1.45

＜0.2

50/100

ZGS96-40/70(40)

＞96

≤0.4

＜1.3

＜0.2

40/70

ZGS92-50/100(53)

＞92

≤0.4

＜1.3

＜0.2

50/100

ZGS96-40/70(40)

＞97.5

≤0.2

＜1.3

＜0.2

70/40

ZGS85-50/100(53)

＞87

≤0.6

＜1.3

＜0.2

50/100

ZGS90-50/100(53)

＞90

＜1.5

＜1.3

＜4

50/100

ZGS92-70/140(73)

＞92

≤2.4

＜1.3

＜4

70/140

ZGS90-70/140(73)

＞90

≤1.5

＜1.3

＜4

70/140

ZGS90-20/40(20)

＞90

≤0.6

＜1.3

＜4

20/40