$China High Strength Industrial Silica Refractory Brick For Hot Blast Furnace / Coke Oven for sale$

High Strength Industrial Silica Refractory Brick For Hot Blast Furnace / Coke Oven

Price Negotiable

Price: Negotiable

MOQ: 20ton

Delivery Time: 20~30 days

Brand: Laurel

Product Description

High Strength Industrial Silica Refractory Brick For Hot Blast Furnace / Coke Oven

Description:
Our factory product various kinds of refractory products. The products can be made according with the customers' requirement.

Laurel can produces a large range of silica brick for many kind of industry usage.

SiO2 content: Above 95%.
Al2O3 content: Below 1.0%.
Usage: Hot-blast stove.

Features:

Silicon oxide is above 95%.
Good acid erosion resistance.
High softening point with temperature.
No shrink in burn repeatedly.
Temperature of refractoriness under load is above 1650º C

Applications:

Glass furnace
Coke oven
Blast furnace

Specifications:

Technical data

Silica brick for glass furnace
Item:		GF-96A		GF-96B	GF-95A		GF-95B
SiO 2		≥96		≥96	≥95		≥95
Fe 2 O 3		≤0.8		≤1.0	≤1.2		≤1.2
Apparent porosity %		≤22(24)
Cold Crushing Strength MPa	Brick below20KG	≥35(30)
	Brick ≥20KG	≥30(25)
Refractoriness under load ºC		≥1680		≥1670	≥1660		≥1650
True density g/cm ³		≤2.34		≤2.34	≤2.35		≤2.35
Silica brick for coke oven
Item:			CO-94A			CO-94B
SiO2: %			≥94			≥94
Al 2 O 3 : %			≤ 1.5			≤ 1.5
Fe2O3: %			≤ 1.5			≤ 1.5
Refractoriness under load 0.2Mpa			≥ 1650ºC			≥ 1650ºC
Apparent porosity: %			≤ 22			≤ 24
Bulk density: g/cm ³			≤ 2.34			≤ 2.35
Cold crushing strength: MPa			≥30			≥25
Permanent linear change % (1450ºC ×2h)			0~0.2			0~0.2
Thermal expansion(1000ºC)			≤1.28			≤1.30
Silica brick for hot blast furnace
Item							HBF-95
SiO2							≥ 95
Al2O3							≤ 1.0
Fe2O3							≤1.3
Apparent porosity %							≤22(24)
Cold crushing strength MPa							≥45(35)
Remaining quarts %							≤1.0
Refractoriness under load ºC							≥1650
Creep(0.2Mpa ×1550ºC×50h) %							≤0.8
Thermal expansion coefficient (1000ºC) %							≤1.25
Apparent density g/cm ³							≤2.32

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