MSRL (Mild Steel Rubber Lined) equipment is widely used in industries where corrosion resistance is critical. Rubber lining is applied to the internal surface of mild steel vessels, tanks, pipes, and reactors to protect them from aggressive chemicals, acids, alkalis, and abrasive materials. This combination provides the structural strength of mild steel along with the chemical resistance of rubber.
The rubber lining acts as a protective barrier between the metal surface and corrosive media, significantly increasing the equipment’s service life. It prevents rusting, contamination, and structural damage caused by harsh operating conditions. MSRL equipment is commonly used in chemical processing, fertilizer plants, water treatment facilities, and pharmaceutical industries.
Different types of rubber such as natural rubber, neoprene, butyl rubber, and EPDM are used depending on chemical compatibility and temperature requirements. The lining thickness typically ranges from 3 mm to 6 mm or as per client specifications.
Proper surface preparation, adhesive bonding, and spark testing are essential to ensure durability and leak-proof performance. With correct maintenance, MSRL rubber lining offers long-term reliability, reduced downtime, and cost-effective corrosion protection.
MSRL Saturator with inside rubber lining is specially designed for handling highly corrosive chemicals, especially in fertilizer and chemical plants. The internal rubber lining protects the steel structure from direct exposure to acidic vapors, slurry, and saturated solutions.
Inside rubber lining is crucial because the saturator operates under continuous chemical contact and elevated temperatures. The rubber acts as a chemically resistant shield, preventing internal corrosion, pitting, and metal degradation. This significantly enhances operational safety and extends equipment lifespan.
High-quality rubber compounds are selected based on the chemical nature of the process, ensuring resistance against sulfuric acid fumes, ammonium compounds, and other aggressive substances. The lining process includes surface blasting, application of bonding agents, rubber sheet installation, vulcanization, and quality inspection.
Strict quality checks such as spark testing and thickness measurement are conducted to ensure defect-free lining. Properly lined MSRL saturators provide reliable performance, minimal maintenance, and improved operational efficiency in demanding industrial environments.
MSRL Saturator with outside rubber lining is designed to protect the external surface of the equipment from corrosive environmental conditions. In industries where acidic fumes, chemical splashes, or high humidity are present, external corrosion can severely damage the steel structure.
Outside rubber lining acts as a protective coating that prevents atmospheric corrosion and chemical attack from external exposure. It enhances structural durability and reduces maintenance costs by protecting against rust formation and environmental degradation.
The rubber compound used for external lining is selected for weather resistance, UV stability, and chemical protection. Proper surface preparation and adhesive application ensure strong bonding between rubber and steel for long-lasting performance.
External rubber lining is especially beneficial in fertilizer plants, chemical factories, and coastal installations where equipment is exposed to aggressive surroundings. By combining inside and outside rubber lining, MSRL saturators achieve maximum corrosion protection and extended service life.
| Parameter | Details |
|---|---|
| Base Material | Mild Steel (IS 2062 / ASTM A36 or equivalent) |
| Lining Material | Natural Rubber / Neoprene / Butyl / EPDM |
| Lining Thickness | 3 mm to 6 mm (Custom thickness available) |
| Temperature Resistance | Up to 90°C (Depending on rubber type) |
| Hardness | 50 – 70 Shore A |
| Adhesion Strength | Minimum 6 kg/cm² |
| Testing | Spark Test at 10,000 – 20,000 Volts |
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.15 – 0.25 |
| Manganese (Mn) | 0.30 – 0.60 |
| Silicon (Si) | 0.10 – 0.35 |
| Sulphur (S) | ≤ 0.05 |
| Phosphorus (P) | ≤ 0.05 |
| Property | Value |
|---|---|
| Tensile Strength | 410 – 560 MPa |
| Yield Strength | 250 MPa (Minimum) |
| Elongation | 20% (Minimum) |
| Impact Strength | As per IS / ASTM Standards |
| Density | 7.85 g/cm³ |
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