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Refractory stones for ABC pellet boilers are used in or around the combustion chamber. These heat-resistant stones absorb high combustion temperatures, protect metal boiler parts and support stable combustion inside the pellet boiler.
When replacing refractory stones, always check the exact ABC model, boiler output, version, part number, dimensions, mounting position and technical design. This helps prevent incorrect fitment, combustion chamber damage or reduced boiler operation after maintenance or repair.
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ABC fire brick 60 kW
Item no. 600059EAN 8721225901669
Price excl. VAT€ 65,29Price incl. VAT€ 79,00
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ABC fire brick 25 kW
Item no. 600060EAN 8721225901676
Price excl. VAT€ 69,00Price incl. VAT€ 83,49
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ABC fire brick 40 kW
Item no. 600061EAN 8721225901683
Price excl. VAT€ 74,00Price incl. VAT€ 89,54
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ABC refractory stones for pellet boilers
Refractory stones for ABC pellet boilers are used in the combustion chamber or around the burner area. They are designed to withstand high temperatures, retain heat and protect metal boiler parts from direct thermal stress.
The correct refractory stone selection depends on the ABC model, boiler output, version, part number, shape, dimensions, mounting position and technical design. Always check the original stone and technical documentation before replacing a refractory stone.
Important checks for ABC refractory stones
- Check whether the refractory stone is suitable for the correct ABC pellet boiler and boiler output.
- Compare part number, dimensions, shape, thickness, mounting position and version with the original stone.
- Look for cracks, crumbling, deformation, wear, discoloration, loose pieces or damage caused by thermal stress.
- Check the combustion chamber, burner pot, air supply, flue gas path and any abnormalities in the combustion pattern.
- Also assess connected components such as fan, sensors, pellet feed, seals and boiler control.
Application, replacement and technical points of attention
ABC refractory stones are often inspected or replaced during periodic maintenance, visible cracking, crumbling parts, heat damage or when the combustion chamber is no longer properly protected. Damaged refractory stones can affect heat distribution, protection of boiler parts and the combustion process.
Inspection and replacement should be carried out by a qualified technician familiar with pellet boilers. After installation, fitment, position, combustion chamber, air supply, burner pot, flue gas extraction, seals and combustion must be checked carefully.
Frequently asked questions about ABC refractory stones
What are ABC refractory stones used for?
ABC refractory stones are used in or around the combustion chamber of the pellet boiler. They protect boiler parts from high temperatures and support stable heat distribution.
When should a refractory stone be replaced?
Replacement is usually required in case of cracks, crumbling, missing sections, heavy wear or when the stone no longer remains correctly positioned.
Does every refractory stone fit every ABC pellet boiler?
No, the correct refractory stone depends on model, output, version, part number, dimensions, shape and mounting position. Always compare it with the original stone.
Can refractory stone damage also have another cause?
Yes, damage can be caused by incorrect combustion, abnormal air supply, contamination, incorrect installation, poor sealing, incorrect pellet feed or excessive thermal stress.
Can users replace refractory stones themselves?
Because refractory stones affect the combustion chamber, heat distribution and safe boiler operation, inspection and replacement by a qualified technician are recommended.