Polyurethane Liner

Approx. Rs 25,000 / KgGet Latest Price

Polyurethane Load Bearing Ability:

Moulded polyurethanes have excellent load bearing ability. When placed in compression urethanes can support higher loads than other elastomers of similar Hardness. The high load capacity allows moulded urethane components to be made smaller resulting in reduced weight and cost of raw materials. The magnitude of compressive force which can be supported by a given polyurethane compound is dependent on three main factors: hardness, loaded surface condition and shape factor.

Hardness:

One of the most common ways to classify polyurethane elastomers is by hardness. Hardness is defined as the relative resistance of a surface to indentation by an indenter of specified dimension under a specified load. The most common way to measure hardness is with the use of a durometer. The A scale durometer is widely used throughout the rubber industry. Hardness can be a useful indicator of how a polyurethane part will perform based on loads and deflections.

Fatigue Considerations:

In reviewing physical properties for urethane, fatigue is an important consideration in the design of parts for cyclic dynamic applications. Fatigue and cut growth resulting from cyclic stress-strain are related. When testing for fatigue resistance for a specific application, it’s important to test at a strain energy experienced by the part in actual service.

Strain energy is a function of both the modulus of the material and the strain cycle the material sees. Also important with polyurethanes is to test at various levels of stoichiometry (polymer to curative ratio) because we have seen dramatic improvements in flex fatigue resistance by this chemical adjustment.

This is another reason why teamwork between the design engineer, the product engineer, and our chemists is so important to problem-solving.

Polyurethane Shear

Elastomers in shear are generally used in mounting and suspension applications. Urethane elastomers deflect more easily in shear than in compression. Deflection of a urethane system in shear is a function of three things: the shear stress, the shear modulus–G–of the urethane compound, and the thickness of the urethane. For bonded urethane applications used in shear, it’s pivotal that certain design guidelines are followed. When under shear loading, the bond line is in tension. By utilizing generous fillets, stress risers are eliminated or greatly reduced at the bonded interface. In every application that would use the high shear strength of urethanes; the weakness is the dependence on a good bond between the urethane and metal.

Polyurethane Abrasion Resistance:

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Approx. Rs 5,000 / Square MeterGet Latest Price

A Polyurethane Chute Liner is a protective lining made from polyurethane material, designed for use in chutes, hoppers, and other material handling equipment. Here’s a detailed look at what this entails:

1. Material:

   • Polyurethane (PU): Polyurethane is known for its durability, abrasion resistance, and flexibility. It can handle high-impact environments and is resistant to wear, tear, and many chemicals.

2. Purpose:

   • Protection: The primary function of a polyurethane chute liner is to protect the chute or hopper from wear and damage caused by the movement of materials. It acts as a barrier between the abrasive material and the chute's metal or concrete surface.
   • Smooth Flow: The smooth surface of the liner helps facilitate the easy flow of materials through the chute, reducing friction and potential blockages.

3. Applications:

   • Mining and Aggregates: Used in chutes that handle rocks, minerals, or other abrasive materials.
   • Construction: Applied in equipment that processes sand, gravel, or similar substances.
   • Recycling: Protects chutes handling various recyclable materials.
   • Food Processing: Used in systems where hygienic conditions are essential, as polyurethane can be manufactured to meet food safety standards.

4. Customization:

   • Thickness and Hardness: Polyurethane liners can be customized in terms of thickness and hardness to match the specific requirements of the application and material handled.
   • Shape and Size: Can be cut or shaped to fit various chute geometries and dimensions.

5. Installation and Maintenance:

   • Ease of Installation: Polyurethane liners are often designed to be easy to install, either through bolting or adhesive bonding, depending on the setup.
   • Low Maintenance: The durability of polyurethane means less frequent replacements and maintenance compared to other materials.

6. Advantages Over Other Materials:

   • Wear Resistance: Superior to metals and some plastics in terms of handling abrasive materials.
   • Impact Absorption: Better at absorbing impacts and reducing noise compared to harder materials like metal.
   • Flexibility: Offers more flexibility and easier handling compared to rigid materials.

• Material Compatibility: Ensure the polyurethane liner is compatible with the type of material being handled and the operating environment.
• Temperature Range: Check if the liner can withstand the temperature range of the materials or conditions it will be exposed to.
• Chemical Resistance: Verify that the liner is resistant to any chemicals or substances that may come into contact with it.
• Mecalsys Intech guarantees high-quality polyurethane chute liner that meets customers demands. Their products have received the highest star ratings, and their friendly service and maintenance have led to many customers placing orders. The company is based in Chennai, Tamil Nadu, India. They have clearly resolved the doubts of their customers and provided them with excellent-quality products with the exact color and texture that they were looking for. They are best known for their polyurethane products. Mecalsys Intech is chosen by many customers due to its affordable prices, high-quality products, and support services. It also offers product designs that are easy to maintain and repair. 

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Batching and gauging pigs are specialized tools used in pipeline systems, particularly in the oil, gas, and chemical industries, to ensure accurate measurement and efficient transfer of materials. Here’s an overview of their functions, types, and applications:

Functions

1. Batching: These pigs are used to separate different batches of materials as they flow through a pipeline, ensuring that specific quantities of substances are transported without contamination.
2. Gauging: They help measure the volume of product in a pipeline, providing essential data for inventory control and operational efficiency.

Types of Batching and Gauging Pigs

1. Foam Pigs: Lightweight and flexible, ideal for gentle batching and gauging in pipelines with varying diameters.
2. Metal Pigs: Durable and capable of withstanding high pressure, used in more demanding applications.
3. Brush Pigs: Equipped with brushes to clean the pipeline while also facilitating batching and gauging.
4. Smart Pigs: Equipped with sensors and electronics to provide real-time data on the pipeline's condition, including measurements of product volume.

Applications

• Oil and Gas Industry: Commonly used for transporting crude oil, natural gas, and refined products, ensuring that different products do not mix.
• Chemical Processing: Used to handle various chemicals while maintaining the integrity of each batch.
• Food and Beverage: Helps in managing different ingredients and maintaining quality standards in processing lines.

Maintenance Tips

• Regular Inspection: Check for wear, especially on foam or brush components, and replace as necessary.
• Proper Storage: Store pigs in a clean, dry environment to prevent damage before use.

Many customers have reported enthusiastic experiences with products from Mecalsys Intech, based in Chennai, Tamil Nadu, India, citing the products as being reasonably priced and of excellent quality.

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