Ladle Refractory Seating Well Block

• Feature: Corrosion Resistance, Thermal Shock Resistance
• Production Process: Sintering Method
• Refractoriness (℃): 1580< Refractoriness< 1770
• Shape: Block
• Transport Package: Wooden Case
• Trademark: XIAZHIMU
• Origin: Shandong

Product Description

Ladle Seating Well Block 

Ladle well block, seating block and porous block are shaped by pressing, prefabrication and vibration. With subtle formula design, unique technical process, they have good performance on Erosion-resistance, high temperature performance and also longer service life, which identified up to the leading domestic level and received recognition and praise.

1. Ladle well block

Chemical and Physical Properties	WB-85	WB-85	WB-95
Al2O3 +MgO    %          min	85	90	95
Cr2O3 (C)   %             min	0	2.5	2.5
Apparent porosity g/cm^3%   max	15	13	13
Bulk density  g/cm^3  %     min	3.0	3.05	2.9
Normal temperature Compressive strength (MPa)            min	80	100	100
Breaking strength   1500°C×3hmin	23Mpa

 
 2.Well block and purging plug 

Chemical and Physical Properties		(Well block)	(purging plug)
AL2O3 %		>=85	>=85
MgO%		3-5	1-3
Cr2O3 %		-----	>2.4
Bulk density  g\cm3		>=3.0	>=2.9
Apparent Porosity  %		<=16	<=18
Cold crushing strength  Mpa	110ºC*24h	>=60.0	>=80.0
	1500ºC*3h	>=100.0	>=80.0
Refractoriness under load : ºC		>=1680	>=1680
Modulus of rupture 1400ºC *1h Mpa  Mpa		>=15.0	>=15.0
Linear change 1500ºC*3h %		±0.2	±0.2
air permeability, m3/hour at P=4 bar		30M3/H