Our Precision-Engineered 0Cr21Al6Nb FeCrAl Kiln Bar is a top-notch solution for high-temperature thermal processing. Crafted from an iron-chromium-aluminum alloy with 21% chromium, 6% aluminum, and a niobium kick, this kiln bar is built to handle extreme heat up to 1350°C (2462°F) without breaking a sweat. The niobium addition gives it stellar creep resistance, while the aluminum forms a protective Al₂O₃ layer to fend off corrosion and oxidation in tough environments.
With an electrical resistivity of about 1.45 μΩ·m, this alloy is perfect for heating elements that need precision and efficiency. Its tensile strength—ranging from 650 to 800 MPa—ensures it can take the heat and keep going, making it a reliable choice for industrial kilns and furnaces. Whether you’re firing ceramics, treating metals, or producing glass, our 0Cr21Al6Nb Kiln Bar delivers consistent performance. We can tailor it into bars, strips, or wires to fit your exact setup, ensuring a seamless match for your thermal processing needs.
Priced at $18-28/kg, this kiln bar strikes a balance between premium performance and affordability. It’s designed for businesses that need reliable, long-lasting heating elements without blowing their budget. With its precision engineering and robust design, it’s a smart choice for keeping your operations running smoothly.
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The high-temperature alloy market is booming, and our 0Cr21Al6Nb FeCrAl Kiln Bar is right in the mix. With industries like ceramics, metallurgy, and aerospace ramping up production, the demand for durable heating elements is climbing fast. Market projections suggest a CAGR of 4-6% for high-temperature alloys through 2030, driven by growing industrial output and advancements in thermal processing technology. From small-scale ceramic kilns to massive metallurgical furnaces, companies need components that can handle extreme conditions without failing.
Sustainability is a big deal in today’s market. Businesses are under pressure to cut energy costs and emissions, and our 0Cr21Al6Nb Kiln Bar helps make that happen. Its high efficiency and long lifespan reduce energy waste and replacement frequency, aligning with eco-friendly goals while keeping your operations cost-effective. The rise of automation and smart manufacturing is also driving demand for precision components. Our kiln bar’s ability to deliver consistent, high-heat performance makes it a perfect fit for automated systems that demand reliability and accuracy.
Customization is a growing trend. Industries are moving away from generic solutions, seeking heating elements tailored to their specific processes. Whether it’s precise temperature control for ceramic firing or high-heat stability for aerospace applications, our ability to deliver custom shapes and sizes gives us a real edge. That said, the industry faces challenges like volatile raw material costs for chromium, aluminum, and niobium. We’ve tackled this by optimizing our supply chain, ensuring stable pricing and fast delivery for our customers.
Competition is tough, with other alloys like standard FeCrAl grades or nichrome options in the mix. While some alternatives are cheaper, our 0Cr21Al6Nb offers superior creep resistance and high-temperature performance, making it a standout for demanding applications. It’s a high-value solution that delivers reliability without the premium price tag of some higher-end alloys.
| Grade | Chemical Composition (wt%) | Density (g/cm³) | Resistivity (μΩ·m) | Max Operating Temp (°C) | Tensile Strength (MPa) | Features & Applications |
|---|---|---|---|---|---|---|
| 0Cr21Al6 | Cr 20.5–21.5, Al 5.5–6.5, Fe balance | 7.10 | 1.45 | 1250 | 650–750 | Excellent high-temperature oxidation resistance; suitable for industrial furnaces and electric kilns |
| 0Cr23Al5 | Cr 22–24, Al 4.5–5.5, Fe balance | 7.15 | 1.42 | 1200 | 650–750 | Stable resistivity; suitable for medium- to high-temperature heating elements |
| 0Cr27Al7Mo2 | Cr 26–28, Al 6–8, Mo 1.8–2.2, Fe balance | 7.25 | 1.35 | 1400 | 700–800 | Exceptional oxidation resistance and high-temperature strength; ideal for prolonged ultra-high-temperature use |
| 0Cr25Al5 | Cr 24–26, Al 4–6, Fe balance | 7.20 | 1.38 | 1300 | 650–750 | Balanced cost and performance; widely applicable |
| 0Cr21Al4 | Cr 20–22, Al 3.5–4.5, Fe balance | 7.10 | 1.47 | 1150 | 600–700 | Suitable for medium-temperature furnace bars; better ductility |
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Our 0Cr21Al6Nb FeCrAl Kiln Bar is a versatile performer, built for a range of high-temperature applications. Here’s where it makes a difference:
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Ceramics Industry: Powers kilns for firing pottery, tiles, and technical ceramics, ensuring precise heat for top-quality results.
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Metallurgy: Used in heat treatment furnaces for processes like annealing, forging, and sintering, withstanding prolonged high temperatures and thermal cycling.
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Glass Manufacturing: Supports precise temperature control in glass-melting kilns, critical for producing everything from flat glass to specialty products.
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Aerospace: Found in heat treatment systems for aerospace components, where its creep resistance and durability handle extreme conditions.
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Chemical Processing: Resists corrosion in reactors and heat exchangers, thanks to its protective Al₂O₃ layer and niobium-enhanced stability.
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Energy Sector: Used in boiler systems and gas turbines, where it tackles thermal stress and oxidation in high-heat environments.
With a thermal conductivity of around 46.1 KJ/m·h·°C and a low thermal expansion coefficient (14.7 x 10⁻⁶/°C), this kiln bar stays stable under heat stress. Its magnetic properties up to 600°C and enhanced creep resistance make it adaptable for both industrial and specialized applications, ensuring top performance in the toughest setups.
Company Comparison and Our Advantages
When it comes to high-temperature kiln bars, we know you’ve got options, but our 0Cr21Al6Nb FeCrAl Kiln Bar is a cut above. Unlike some companies that stick to standard alloys, we focus on precision engineering and customization. Need a specific bar size, shape, or configuration? We’ll craft it to fit your kiln perfectly, ensuring seamless integration and peak performance. Our advanced manufacturing, including vacuum smelting and precision casting, guarantees top-notch alloy purity and durability.
Price is a key factor, and our 0Cr21Al6Nb delivers premium performance at $18-28/kg. Some competitors offer cheaper alternatives, but they can’t match the creep resistance and high-temperature stability of our kiln bar. You’re getting a high-value product that reduces downtime and maintenance costs, making it a smart investment for your operations. For those looking at pricier alloys, our 0Cr21Al6Nb offers comparable performance at a lower cost, giving you the best of both worlds.
Our supply chain is a major strength. We’ve optimized it to handle raw material price fluctuations, ensuring stable costs and quick delivery times. No more waiting weeks for a critical component—our streamlined process keeps your operations on track. Plus, our technical support team is always ready to help, from selecting the right alloy to troubleshooting installation. Other companies might leave you to figure it out; we’re here to make things easy.
Quality is at the core of what we do. Every 0Cr21Al6Nb Kiln Bar undergoes rigorous testing for chemical composition, resistivity, and mechanical strength. This ensures you get a product that performs consistently, batch after batch. Some competitors skimp on quality control, leading to failures and costly downtime. With us, you’re getting a kiln bar you can trust to deliver in the toughest conditions.
Sustainability is another area where we shine. Our 0Cr21Al6Nb is designed for energy efficiency, helping you cut power costs and meet environmental standards. Compared to alternatives like nichrome, our FeCrAl Alloy offers superior creep resistance and corrosion resistance at high temperatures, meaning fewer replacements and lower long-term costs. It’s a win for your business and the planet.
Comparison Table: 0Cr21Al6Nb FeCrAl vs. Other FeCrAl Alloys
|
Alloy Grade |
Cr (%) |
Al (%) |
Nb (%) |
Max Temp (°C) |
Key Advantage |
Price Range ($/kg) |
|---|---|---|---|---|---|---|
|
0Cr21Al6Nb |
21 |
6 |
0.5-1 |
1350 |
Superior creep resistance |
18-28 |
|
0Cr21Al6 |
21 |
6 |
- |
1350 |
High oxidation resistance |
18-28 |
|
0Cr23Al5 |
23 |
5 |
- |
1300 |
Cost-effective corrosion resistance |
8-20 |
|
0Cr25Al5 |
25 |
5 |
- |
1300 |
Enhanced corrosion resistance |
8-20 |
|
0Cr27Al7Mo2 |
26.5-27.8 |
6-7 |
- |
1400 |
Premium high-temp performance |
28-50 |
Our Precision-Engineered 0Cr21Al6Nb FeCrAl Kiln Bar is built for the toughest high-temperature environments, delivering unmatched reliability and performance. Its superior creep resistance, corrosion resistance, and high-temperature stability make it the top choice for advanced kilns, furnaces, and more. Whether you’re firing ceramics, processing aerospace components, or producing glass, this kiln bar keeps your operations running at peak efficiency.
We’re proud to offer a product that combines cutting-edge alloy technology with practical, high-value solutions. With our customization options, competitive pricing, and dedicated support, we’re not just selling kiln bars—we’re helping you power your business forward. Ready to elevate your thermal processing? Our 0Cr21Al6Nb FeCrAl Kiln Bar is the precision-engineered, reliable choice you’ve been looking for.
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About Us:
Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications.For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.
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FAQs
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What is the 0Cr21Al6Nb FeCrAl Kiln Bar made of?
It’s an iron-chromium-aluminum alloy with 21% chromium, 6% aluminum, and niobium, designed for exceptional high-temperature strength and creep resistance. -
What’s the maximum operating temperature of the 0Cr21Al6Nb Kiln Bar?
It can withstand up to 1350°C (2462°F), perfect for high-temperature thermal processing. -
What applications is the 0Cr21Al6Nb Kiln Bar used for?
It’s used in industrial kilns, heat treatment furnaces, ceramic firing, and glass production for reliable heating performance. -
How does the 0Cr21Al6Nb alloy resist corrosion?
Its high aluminum content forms a protective Al₂O₃ layer, while niobium enhances corrosion and oxidation resistance at high temperatures. -
Is the 0Cr21Al6Nb Kiln Bar suitable for thermal cycling?
Yes, its niobium addition ensures superior creep resistance, making it ideal for repeated heating and cooling cycles. -
Which industries use the 0Cr21Al6Nb FeCrAl Kiln Bar?
Ceramics, metallurgy, glass manufacturing, aerospace, and chemical processing industries rely on it for high-performance heating. -
How durable is the 0Cr21Al6Nb Kiln Bar?
With a tensile strength of 650-800 MPa, it offers outstanding durability in demanding high-heat environments. -
Can the 0Cr21Al6Nb Kiln Bar be customized?
Definitely, we provide custom sizes, shapes, and configurations to match your specific thermal processing needs.