Corundum Special Shaped Refractory Bricks

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
10 m.t.
Supply Capability:
1000000 m.t./month

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Product Description:

Types of refractory bricks used refractory brick refractory stone mainly includes following: 

 

Fused Cast AZS are the most widely used materials both in glass contact and superstructure of glass melting furnaces.

 

Item

Behaviors

AZS-33#

ER 1681

AZS-36#

ER 1685

AZS-41#

ER 1711

Chemical

Composition

Al2O3

≥50.00

≥49.00

≥45.00

ZrO2

      ≥32.50

≥35.50

≥40.50

SiO2

≤15.50

≤13.50

≤13.00

Na2O+K2O

≤1.30

≤1.35

≤1.30

Bulk density g/cm3

≥3.75

≥3.85

≥4.00

Apparent Porosity %

≤1.2

      ≤1.0

≤1.2

Cold Crushing Strength  Mpa

≥300

≥300

≥300

Exudation Temperature of Glass Phase

≥1400

≥1400

≥1410

Bubble Separation Ratio(1300°C×10h)

≤1.2

≤1.0

≤1.0

Anti-corrosion rate of glass liquid

1500°C×36h (mm/24h)%

≤1.4

≤1.3

≤1.2

Apparent density

(g/cm3)

PT(RN RC N)

≥3.50

≥3.50

≥3.70

ZWS(RR EVF EC ENC)

≥3.65

≥3.70

≥3.90

WS( RT VF EPIC FVP DCL)

≥3.75

≥3.8

≥4.00



Corundum Special Shaped Refractory Bricks


FAQ

Q1: How do you control the products quality?

A1: With strict quality control system throughout the materials selection and production process, our refractory and ceramic fiber products quality is effectively controlled to meet customer requirements.

From the raw materials selecting, our quality control begin. The quality certificates of raw materials are required and each batch will be tested before using. During production, the quality control are conducted by workers and then each piece will be sorted and examined by quality supervis

Q4: What is the minimum quantity?

A4: There is no minimum order quantity. Depending on the item and processing, there may be a minimum production required, however we can offer a quotation based only on the quantity you need.


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