Mullite heat-insulating refractory brick

Mullite heat-insulating refractory brick

Product Introduction

Brand
Index

HTMG-23

HTMG-25

HTMG-26

HTMG-27

HTMG-28

HTMG-30

Al₂O₃ (%) ≥

40

50

55

60

65

70

Bulk density B · D(g/cm³)≤

0.55

0.80

0.85

0.90

0.95

1.05

Normal temperature compressive strength C · C · S(MPa)≥

1.0

1.5

2.0

2.5

2.5

3.0

Change of heating permanent line P · L · C(%)

-1.5~0.5
(1230 ℃× 12h)

-1.5~0.5
(1350 ℃× 12h)

-1.5~0.5
(1400 ℃× 12h)

-1.5~0.5
(1450 ℃× 12h)

-1.5~0.5
(1510 ℃× 12h)

-1.5~0.5
(1620 ℃× 12h)

Thermal conductivity T · C[W/(m · K)] Average temperature (350±25)(℃) ≤

0.20

0.28

0.30

0.34

0.37

0.44

0.05 MPa load softening temperature R · U · L
(To.5 ℃) ≥

1080

1200

1250

1300

1360

1470

Certificates We Obtain


Zhengzhou Patent Pilot Enterprise

Zhengzhou Patent Pilot Enterprise

Hundred Key Private Enterprises in Zhengzhou

Hundred Key Private Enterprises in Zhengzhou

Contract-abiding and credit-heavy enterprises

Contract-abiding and credit-heavy enterprises

High Quality Products of Henan Province

High Quality Products of Henan Province

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