12 Pack High Temp Firebricks 3000°F Insulating - 9"x4.5"x1.25"Fireclay Refractory Bricks for Pizza Oven, Wood Stove, Forge Durable Heat Fireplace, Steel Kiln

Firebricks Enhanced Thermal Conductivity & Energy Efficiency​："Experience ​30% faster heat-up​ compared to traditional chamotte bricks! Our firebricks' ​high thermal conductivity​ ensures superior heat transfer and even distribution, maximizing fuel efficiency in pizza ovens, wood stoves, and fireplaces. Save time and energy while achieving consistent high temperatures. 3000°F Refractoriness for Versatile Home Use​：Built to withstand ​extreme heat up to 3000°F​ (1650°C), these fireclay bricks are perfect for ​DIY hearth lining, BBQ pits, and fireplace repairs. Ideal for non-industrial applications like ceramic kilns, blacksmith forges, and outdoor ovens—no molten metal contact required. Durable Insulation & Long-Term Protection：Double-layer defense​ for your heating units! Use these bricks to line furnace interiors or arrange hearth foundations. ​Reduce heat loss by 40%​​ and extend appliance lifespan with optimal insulation against thermal shock and abrasion. Multi-Size & Bulk Pack Options – Precision Fit for Every Project：1​9" x 4.5" x 2.5"​​ (Thickest)/​Available Packs:2-Pack / 4-Pack / 6-Pack,Recommended Applications:High-heat zones (pizza oven floors, furnace linings) Direct flame contact / heavy load-bearing; ​ 9" x 4.5" x 1.57"​/​Available Packs:3-Pack / 6-Pack / 12-Pack,Recommended Applications:Mid-weight insulation (fireplace walls, BBQ flues) Balanced insulation & lightweight design. Multi-Size & Bulk Pack Options – Precision Fit for Every Project：1​9" x 4.5" x 1.25"​​ (Thickest)/​Available Packs:3-Pack / 6-Pack / 12-Pack,Recommended Applications:Curved installations (dome kilns, forge arches) Easy cutting & bending; ​ 9" x 4.5" x 0.8"​(Thinnest)/​Available Packs:3-Pack / 6-Pack / 12-Pack,Recommended Applications:Outer insulation layers (saunas, low-temp kilns) Lightweight repairs / decorative DIY.

Lasting Durability:

Transform Your Heating Projects with Premium Firebricks​ Upgrade your DIY furnace,pizza oven, or fireplace with our ​Heavy-Duty Chamotte Firebricks​ – engineered with ​proprietary additives​ to outperform traditional refractory materials.

Whether you’re a home chef perfecting wood-fired pizzas or a hobbyist building a backyard forge,these bricks deliver ​faster heating,lasting durability,and effortless customization.

Product Composition Ratio: Content (%)：

Aluminium Oxide​ - Al₂O₃ ≤ 53%

Silicon Dioxide​ - SiO₂ ≤ 38%

Ferric Oxide​ - Fe₂O₃ ≤2.4%

K₂O/CaO/Na₂O/TiO₂ ≤6.6%

Why Choose Our Firebricks?

1.  20% Faster Heat-Up​：

Specialized additives enhance thermal conductivity,slashing preheating time and saving up to ​15% fuel​ compared to basic chamotte bricks.Industrial-Grade Strength,Home-Friendly Safety​ Withstands ​3000°F (1650°C)​​ – ideal for fireplaces,ceramic kilns,and BBQ pits.(not for molten metal applications).

2.  Cut-to-Fit Simplicity​：

Easily shape bricks with standard tools (angle grinders/masonry saws) to line curved surfaces.

3.  Multi-Layer Protection​：

Use as ​hearth foundations​ or ​interior furnace linings​ to reduce heat loss by 35% and shield appliances from thermal stress.

Perfect for These Projects:​​

1.  Pizza Ovens:Achieve crispy,evenly cooked crusts with rapid heat distribution.

2.  Wood Stoves/Fireplaces:Extend lifespan by protecting metal interiors from corrosion.   ​

3.  Blacksmith Forges:Build a hobbyist-friendly hearth that resists cracking.Ceramic Kilns & BBQ Complexes: Maintain stable temps for smoking or pottery.

What’s Included & Specifications:​

12-Pack Firebricks​ per box (9" x 4.5" x 1.25") ​

Weight:3.97 lbs/brick

Color:Sandstone Red ​

Material:Chamotte clay + thermal-enhancing additives ​

Max Temp:3000°F (1650°C)

Thermal Conductivity:1.4 W/m·K

Sizing Guide​:​

1.   Critical Heat Zones: Choose 2.5"​​ Essential for direct flame exposure (e.g.,pizza oven chambers).Maximizes thermal mass and thermal shock resistance.

2.   ​Versatile Mid-Thickness (1.57"–1.25")​​ Ideal for most home projects – a 6-pack covers 24"x18".   ​

3.   ​Smart Uses for 0.8" Thin Bricks:

Coverage Calculator​:​ ​

1 sq.ft.coverage​ ≈ 4 standard bricks (9"x4.5") ​Project Examples:

36"pizza oven → ​Three 6-Packs of 2.5"​​ (18 bricks total)

24"x24"fireplace repair → ​One 12-Pack of 1.57"​​

BBQ flue liner → ​Two 6-Packs of 0.8"​​ (easily cut into curves)

​Pro Installation Tips​:

1.   Mortar Matters: Use ​fireclay or alumina mortar​ (sold separately) – cement mixes crack under high heat!   ​

2.   Prep Surfaces: Lightly dampen bricks before applying mortar for stronger bonds.   ​

3.   Cut Smart: Watch our video tutorial (link in FAQ) to avoid chipping edges.   ​

Safety First: Wear gloves and goggles during cutting/installation.

Not Suitable For:​​

1.   Industrial furnaces with molten metal exposure

2.   Structural load-bearing applications

3.   High-velocity combustion chambers