185 5336 8358 sales@qunhuirefractory.com
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refractory mortars
2022/11/12

refractory mortars

[Introduction of products]

refractory mortars is used in the clay brick construction..


Brand

NN-30

NN-38

NN-42

NN-45A

NN-45B

Refractory

1630

1690

1710

1730

1730

AL2O3

30

38

42

45

45

Cold modulus of rupture

110.Cdry

1.0

1.0

1.0

1.0

1.0

1200*3h burning

3.0

3.0

3.0

3.0

6.0

RUL

1200

Permanent linear change

1200*3h burning

       +1~-3

1300*3h burning

             +1~-5

Cohering time, min

1~3

Particle

0.1mm

100

+0.5mm

2

0.074

50


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