Case · Refractory

Furnace Refractory Monitoring

Detecting refractory brick erosion and cracks early, so relining is planned on real wear.

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01 / The Challenge

Refractory Wear You Cannot See

Refractory wear decides furnace campaign life, but from outside it is invisible until a red spot or failure appears.

Plants needed a way to measure brick condition while the furnace stayed hot, instead of guessing on a fixed schedule.

02 / What We Detect

Refractory Conditions

Brick Erosion

Gradual loss of refractory thickness and uneven wear.

Cracks

Thermal-stress cracks and expansion damage.

Spalling

Localised peeling before major failure.

Slag & Deposits

Build-up affecting heat distribution.

Hot Spots

Local thin zones and abnormal temperature.

Deformation

Geometry changes in the lining.

03 / Approach

How We Monitor

1

Access

Use an existing port near the area of concern.

2

Inspect

View the brick line and surface condition live.

3

Compare

Track wear against previous inspections.

4

Plan

Provide references for relining decisions.

04 / Findings

Typical Findings

Brick erosionCracksSpallingSlag build-upHot spots
05 / Outcome

The Result

Wear measured, not guessed
Relining planned ahead
Red spots prevented
Campaign life extended
Downtime reduced
Get Started

Monitor Your Furnace Refractory

Tell us your furnace type and the lining areas of concern — we will recommend the right configuration.