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A titanium preheater plays a crucial role in vacuum salt-making processes, where high temperatures and corrosive brine can damage equipment and hinder production. The preheater addresses these challenges by efficiently heating raw material salt water before evaporation. Unfortunately, issues with preheating have led to heat energy losses and operational inefficiencies, impacting production. Titanium Grade 2, known for its exceptional corrosion resistance to seawater, chloride solutions, and various fluids, serves as a reliable solution. Its resistance to pitting, contact, wear, and stress corrosion make it an ideal choice for constructing titanium preheaters in the vacuum salt industry. This robust material ensures longevity, performance, and effective heat transfer, safeguarding equipment and enhancing production efficiency.
The Titanium Grade 2 Saltwater Preheater is a high-efficiency shell-and-tube heat exchanger specifically designed for vacuum salt production systems. Constructed entirely from Grade 2 titanium, it offers outstanding resistance to high-temperature brine, chloride-containing solutions, and highly corrosive salt-making environments.
In vacuum salt plants, preheating raw brine before entering the evaporation system significantly improves thermal efficiency, reduces steam consumption, and lowers operating costs. Titanium's exceptional corrosion resistance ensures long-term, maintenance-free operation where conventional stainless steel and other materials often fail due to rapid corrosion and leakage.
Vacuum salt production involves continuous exposure to:
High-temperature brine
Chloride-rich solutions
Concentrated salt water
Evaporation and condensation cycles
Traditional materials frequently suffer from:
Pitting corrosion
Crevice corrosion
Stress corrosion cracking
Tube leakage
Reduced equipment life
Grade 2 Titanium provides exceptional resistance to these corrosion mechanisms, making it the preferred material for modern vacuum salt manufacturing facilities.
Excellent resistance to chloride corrosion
Superior seawater and brine resistance
High mechanical strength
Long service life
Low maintenance requirements
Reduced downtime and operating costs
Improved heat recovery efficiency
| Parameter | Specification |
|---|---|
| Pressure Vessel Class | Grade 2 Titanium |
| Tube Side Design Pressure | 0.35 MPa |
| Shell Side Design Pressure | 0.45 MPa |
| Tube Side Hydrostatic Test Pressure | 0.44 MPa |
| Shell Side Hydrostatic Test Pressure | 0.57 MPa |
| Tube Side Design Temperature | 120°C |
| Shell Side Design Temperature | 50°C |
| Tube Side Maximum Working Pressure | 0.30 MPa |
| Shell Side Maximum Working Pressure | 0.40 MPa |
| Heat Transfer Area | 151 m² |
| Process Medium | 4% NaCl Solution |
| Tube Material | Titanium Grade 2 |
| Shell Material | Titanium Grade 2 |
| Equipment Weight | 2,890 kg |
| Application | Vacuum Salt Production Plant |
Grade 2 titanium exhibits exceptional resistance to:
Sodium chloride solutions
Concentrated brine
Seawater
Chloride-containing process fluids
Unlike many conventional metals, titanium is highly resistant to:
Pitting corrosion
Crevice corrosion
Galvanic corrosion
Stress corrosion cracking
The shell-and-tube design provides:
Large heat exchange area
Efficient thermal recovery
Stable operating performance
Reduced steam consumption
By utilizing waste heat from the evaporation process, the preheater significantly improves overall plant energy efficiency.
Titanium heat exchangers typically offer:
Service life exceeding 20 years
Minimal corrosion-related failures
Reduced maintenance requirements
Lower total lifecycle costs
Brine preheating enables:
Reduced thermal losses
Improved evaporation efficiency
Lower boiler fuel consumption
Increased production capacity
Historically, many salt production plants operated without effective brine preheating systems due to severe corrosion issues encountered with conventional materials.
Without a preheater:
Raw brine enters the evaporation system at approximately 30°C
Significant thermal energy is lost
Steam consumption increases
Production costs rise
The use of titanium heat exchangers allows safe and reliable recovery of condensate heat, enabling efficient preheating of incoming brine and maximizing energy utilization throughout the production process.
High steam consumption
Low heat recovery efficiency
Frequent equipment leakage
High maintenance costs
Increased thermal efficiency
Reduced operating costs
Stable continuous operation
Longer equipment service life
Lower maintenance requirements
Our titanium preheaters are manufactured in accordance with international pressure vessel and heat exchanger standards.
ASTM B338 Titanium Tubes
ASTM B265 Titanium Plates
Grade 2 Commercially Pure Titanium
Material certification verification
Welding inspection
Hydrostatic pressure testing
Dimensional inspection
Leak testing
Final performance verification
Raw brine preheating
Condensate heat recovery
Process heat integration
Brine heating systems
Corrosion-resistant heat exchange
Concentrated saltwater heating
Thermal recovery systems
Chloride-containing solutions
Corrosive process fluids
100% Grade 2 Titanium construction
Designed for high-chloride environments
Excellent resistance to saltwater corrosion
Custom engineering available
Proven performance in vacuum salt plants
Long-term reliability and reduced operating costs
No.26 Baotai Road, Weibin District, Baoji City, Shaanxi, China.
No.26 Baotai Road, Weibin District, Baoji City, Shaanxi, China.
