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Refractory for teeming

Brand
 
 

Item

Fire Clay

High Alumina

JZN-40

JZN-36

JZL-55

JZL-65

AL2O3 %

≧40

≧36

≧55

≧65　

Refractoriness ℃

≧1710

≧1690

≧1770

≧1790

Apparent Porosity %

17-25

17-25

≦24

≦24

Bulk density g/cm3

 

≧2.20

≧2.30

Permanent linear change or reheating %

1350℃×2h+0.1~-0.3

1350℃×2h+0.1~-0.3

1450℃×2h+_0.3

1500℃×2h+_0.3

Application

die Casting

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