Functional Refractory Products – Well Block & Porous Plug

Well Block & Porous Plugs are used tabular alumina, green chromium oxide and magnesium aluminate spinel as raw materials with alumina cement as binder. It has good structural stability, high air permeability, strong corrosion resistant and long service life time. 

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Item LKBW-90 LKBW-95
Al2O3 + MgO, (%) > 92 -
Al2O3 + MgO + Cr2O3, (%) > - 95
Density, g/cm3 > 3.10 3.10
MOR, MPa (1500o C x 3 hours) > 15 15
CCS, MPa (1500o C x 3 hours) > 80 90

Alumina Wear Resistant Ceramic

Tundish Metering Nozzle

Wear Resistant Rubber Ceramic Panel

Alumina Ceramic Rubber Hose

Alumina Catalyst Carrier

Alumina Superfine Grinding Beads

Zirconia Alumina Grinding Beads

Zirconia Silicate Grinding Beads

Please see our Digital Catalogues


Refractory Products PT Mitra Utama Lestari Abadi
Products for Cement Industry PT Mitra Utama Lestari Abadi
Insulating Products PT Mitra Utama Lestari Abadi
Refko Recovery System PT Mitra Utama Lestari Abadi
Conventional Castable – Monolithic Refractories Low Cement Castable – Monolithic Refractories Silicon Carbide Castable/Gunning – Monolithic Refractories Free Flowing – Monolithic Refractories Non Wetting Castable for Aluminium & Copper
Wear Resistant – Monolithic Refractories Gunning Material – Monolithic Refractories Insulation Material – Monolithic Refractories Plastic Ramming Material Phosphate Bonded Wet Mortar
EcoGel – Monolithic Refractories Refko Recovery System (Veneering System) Dense Gunning/SuperGun System ZSI - Product Series Vibrolit Casting
Semi Insulating SuperGun System Refko Fibres Refko Seal Anchors Refko Bolt Anchors

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