Type B Thermocouple Probe with 99% Alumina Ceramic Sheath 1800°C Rating
Price:
Negotiable
MOQ:
5 PCS
Delivery Time:
5-21 days
Brand:
Huona
Product Description
Type B Thermocouple Probe with 99% Alumina Ceramic Sheath 1800°C Rating
Type B thermocouple probe from Huona New Material is an ultra-high-temperature precision temperature sensor featuring a Type B (PtRh30-PtRh6) thermocouple junction, 99% alumina ceramic protective sheath, and die-cast aluminum connection head. Manufactured with precision welding and high-temperature insulation, it delivers stable thermoelectric performance across 600℃ to 1800℃ (continuous) / 1820℃ (short-term).
Standard Designations & Core Material Foundation
- Thermocouple Type: Type B (PtRh30-PtRh6; compliant with IEC 60584-2 Class 1)
- Key Specification: Sheath: 99% alumina ceramic; diameter: 8mm (customizable: 6-16mm); length: customizable
- Connection Head: Die-cast aluminum (IP65 protection)
- Thermocouple Wire: PtRh30 (BP) / PtRh6 (BN), diameter: 0.5mm (customizable: 0.3-1.0mm)
- Sheath Material: 99% Alumina Ceramic (Al₂O₃ ≥99%, ultra-high-temperature, corrosion-resistant)
- Chemical Composition: Positive (BP): Pt 70% / Rh 30%; Negative (BN): Pt 94% / Rh 6%
- Compliant Standards: IEC 60584-2, ASTM E230, GB/T 4989, RoHS 2.0
- Manufacturer: Huona New Material, certified to ISO 9001 and IATF 16949
Key Core Advantages
Extreme High-Temperature Capability
- Continuous Operation: Up to 1800℃, short-term up to 1820℃
- Thermal Stability: Minimal thermoelectric drift at temperatures above 1600℃
High Precision & Excellent Linearity
- Class 1 Accuracy: Thermoelectric potential error ≤±0.5% t (600-1800℃)
- Low Room-Temperature EMF: Near-zero EMF output at room temperature
Superior Corrosion & Contamination Resistance
- Ceramic Sheath Advantage: 99% alumina ceramic is chemically inert
- Noble Metal Advantage: Platinum-rhodium based thermocouple wire provides excellent oxidation resistance
Rugged Connection Head & Easy Installation
- Die-Cast Aluminum Head: IP65 protection against dust and moisture
- Standard Mounting: Threaded or flange mounting options available
Stable Mechanical Properties
- Uniform Sheath Dimensions: Strict tolerance control ensures consistency
- High Surface Quality: Smooth ceramic surface minimizes heat transfer resistance
Technical Specifications
| Attribute | Value (Typical) |
|---|---|
| Thermocouple Type | Type B (PtRh30-PtRh6) |
| Sheath Material | 99% Alumina Ceramic (Al₂O₃ ≥99%) |
| Sheath Diameter | 8mm (customizable: 6-16mm) |
| Sheath Length | Customizable (e.g., 300mm, 500mm, 1000mm) |
| Connection Head | Die-cast Aluminum (IP65) |
| Thermocouple Wire Diameter | 0.5mm (customizable: 0.3-1.0mm) |
| Continuous Operating Temperature | 600℃ ~ 1800℃ |
| Short-term Temperature | Up to 1820℃ |
| Accuracy Class | Class 1 (IEC 60584-2) |
| Thermoelectric Potential Error | ±0.5% t (600-1800℃) |
| Thermal Response Time (τ₅₀) | ≤3s (in air at 1000℃) |
| Insulation Resistance (25℃) | ≥100 MΩ*km |
| Protection Class | IP65 (connection head) |
Product Specifications
| Item | Specification |
|---|---|
| Supply Form | Single probe (pre-assembled); bulk packaging (10/50/100 pcs/carton) |
| Junction Type | Ungrounded (for high-temperature stability) |
| Mounting | Threaded (e.g., M18×1.5) or flange mount (customizable) |
| Packaging | Anti-static bag + foam insert + carton (prevents damage during shipping) |
| Customization | Sheath diameter (6-16mm); sheath length (100-2000mm); thermocouple wire diameter (0.3-1.0mm); grounded/ungrounded junction; mounting type (threaded/flange) |
| Processability | Supports standard connection to temperature controllers and data loggers |
Typical Application Scenarios
- Ultra-High-Temperature Industrial Furnaces: Temperature monitoring in metal melting furnaces, glass melting tanks, and ceramic sintering kilns (1800℃ continuous operation)
- Laboratory & Calibration: Precision temperature measurement and standard calibration in research institutes and metrology laboratories
- Metal Casting & Forging: Temperature control in the casting and forging of high-temperature alloys and special metals
- Aerospace & Defense: High-temperature sensor applications in rocket engines, hypersonic vehicles, and aerospace testing
- Advanced Materials Synthesis: High-purity temperature monitoring in the synthesis of advanced ceramics and refractory materials
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Get in Touch
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Company
Huona (Shanghai) New Material Co., Ltd.
Location
1900 Mudanjiang Road, Baoshan District, 201999, Shanghai, China
Contact Person
Roy