GB/T 2988-1987 High Alumina Refractory Bricks (Text of Document is in English)

01/01/1987

5P

$50.00 USD

High Alumina Refractory Bricks

This Standard is applicable to high alumina bricks for general purpose.

1 Classification, Shape and Dimension

1.1 The high alumina bricks can be classified into 4 brands in accordance with the physical and chemical indexes: LZ-75, LZ-65, LZ-55 and LZ-48.
1.2 The shape and dimension of bricks should be in accordance with the specifications in Dimensions of General Bricks (GB/T 2992-82).
1.3 The model of bricks should be in accordance with the specifications in Refractory Products-Definitions of Model (GB/T 10324-88).

2 Technical Requirements

2.1 The physical and chemical indexes of bricks should be in accordance with the specifications in Table 1