Refractory Castable - 25 LBS 3056F High Temperature Refractory Concrete Dry Mix - Casting FireBricks, Panels and Custom Shapes for Kilns, Forges,
ZMW 1864
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SOLIDLAND refractory castable is your go-to mix for creating durable, seamless, and heat-resistant linings for all your high-temperature projects.
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Product Details
- Designed for: Casting firebricks, panels or special shapes for woodstoves, fireplace hearths and sidewalls and other high temperature applications
- High Heat Resistance: High-purity alumina (≥65% Al₂O₃) and improved aggregates particle gradation ensures durability in fire pits, forges, and kilns, resisting cracking or spalling under rapid temperature changes
- Quick Air Hardening: Uniquely incorporates silica fume, reduce water demand, sets rapidly at room temperature (48–72 hours); no heating required. Ready-to-use after curing
- SOLIDLAND refractory castable can repair carcks firebricks or patch cavities, but vertical applications may require formwork, tape, or temporary bracing to secure the mortar and prevent slumping
- The aggregate gradation contains 15% coarse particles (0.1–0.2 in/3–5 mm), 15% intermediate particles (0.04–0.1 in/1–3 mm), and 70% fine particles (<0.04 in/<1 mm)
- Use it to cast forge and furnace linings, build refractory domes, repair wood stove fireboxes, or patch large voids in existing refractory structures. But NOT suitable for brick masonry or repairing cavities/shallower than 1 inch
- This product comprises two materials blended at 10:0.5 by weight (aggregate∶high-alumina cement). Components are individually packaged in three bags to ensure optimal performance. 25 LBS casts a block 16×10×2 inches. For partial usage, mix all components in this ratio. Mixing equipment is recommended to ensure homogeneity
| Specific Uses For Product | Casting, DIY Projects, Fireplace Repair, Forging, Furnace Linings, Kiln Linings, Repair |
| Item Form | Powder |
| Other Special Features of the Product | Heat Resistant |
| Container Type | Pail |
| Full Cure Time | 72 Hours |
| Water Resistance Level | Water Resistant |
| Viscosity Level | High |
| Compatible Material | Refractory Materials, Firebricks, Ceramics |
| Volume | 320 Cubic Inches (812.8 cm) |
| Material Type | High-Alumina Cement, Alumina, Silica Fume |
| Color | Clear/Transparent |
| Brand Name | SOLIDLAND |
| Model | 25 LBS |
| Unit Count | 128.0 Ounce |
| Number of Pieces | 1 |
| Manufacturer | SOLIDLAND |
| Part Number | Castable-25LB |
| Brand | SOLIDLAND |
| Material | High-Alumina Cement, Alumina, Silica Fume |
| Special Feature | Heat Resistant |
| Item Weight | 25 lbs (11.34 kg) |
Product Description
Customer Questions & Answers
-
Question:
Can SOLIDLAND refractory castable be used for thinner applications?
Answer: No, it is not applicable for casting thinner than 1 inch thick. -
Question:
Is it suitable for repairing firebricks?
Answer: It can patch cracks in firebricks, but is not suitable for joining bricks. -
Question:
How should I store the product?
Answer: Store in a dry, well-ventilated place between 41°F - 86°F and keep it away from moisture.
Customer Reviews & Ratings
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Pros
- High temperature resistance
- Versatile for various shapes
- Easy to mix and apply
- Durable for heavy-duty use
- Good customer support
Cons
- May require extended curing time.
Product Price History
Important information
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ZMW 1864
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Features & Benefits
- Versatile and high-performance mix for DIY enthusiasts.
- Perfect for casting custom shapes and lining kilns or forges.
- Develops ultimate strength and heat resistance after firing.
- Quick air hardening; sets rapidly without heating needed.
- Ideal for repairs and building refractory structures.
- Not suitable for thinner castings or brick masonry.








