FC magnesite bof gunning material refractory for Converter
FC magnesite bof gunning material refractory for Converter
FC magnesite bof gunning material refractory for Converter
FC magnesite bof gunning material refractory for Converter

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FC magnesite bof gunning material refractory for Converter

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Model No. : ZMPL-1,ZMPL-12ZMPL-3,ZMPL-1,ZMPL-4,
Brand Name : DDER

Product description

                                            Gunning Material for Converter     Production Technics:   1.Based on high pure magnesia, as the main raw material;   2.adding various compound anchoring agent, ;   3.By mixing and refining.      Production Features:   1.High refractoriness ,excellent resistance for spall , high tap density    2.Easy to spry and sinter, Adhesive rate reach 94% , low rebounding ;   3.Long service life ,once can last 10-24 hours ;   4.Minimum pollutants      Construction method :   1.using quantity:for 30 tons converter, one ton /time   2.Using method : to fill  Gunning Mass into the spraying tank (compressed air without water under 2.2-0.4pa ); and then spray to the part need to be repair .   3.After spraying , there will be 20 minutes for sintering ;   4.Note: if somewhere occur weak situation,must stick the brick firstly ,and then spray again .      Application:BOF impact ,hot patching repairing .      Quality Table:  

Brand

MgO
%

SiO2
%

Fe2O3
%

CaO
%

B D
g/cm3

C.C.S Mpa
(1500°C×2h burnt )

ZMPL-1

≥88

2-4

≤1.0

≤4

2.5

≥12

ZMPL-2

≥87

2-4

≤1.5

≤5

≥2.5

≥12

ZMPL-3

≥85

2-4

≤2.0

≤6

≥2.4

≥10

ZBPL-1

82-86

2-4

≤1.0

6-8

≥2.4

≥10

ZBPL-2

78-82

2-4

≤1.5

8-12

≥2.3

≥10

         
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