TR90V: The Material of Choice for Harsh Industrial Environments

Introduction

In industry, materials used for equipment design must meet strict requirements for chemical, mechanical, and thermal resistance. TR90V stands out as a material of choice, offering exceptional durability and resilience in the most challenging environments. Used across various sectors, from industrial applications to medical equipment, TR90V is renowned for its ability to withstand impacts, extreme temperatures, and many aggressive chemicals. This article explores the characteristics of this material, its benefits in harsh environments, and details of its chemical resistances.

1. What is TR90V?

TR90V is a high-performance thermoplastic polymer, often classified within modified polyamides. Its composition provides exceptional properties in terms of flexibility, lightness, and resistance. This material is especially widespread in sectors where safety, robustness, and chemical resistance are prioritized.

Industries such as automotive, aerospace, and severe industrial equipment favor TR90V for components exposed to chemical agents or temperature variations. Its molecular structure enhances its stability, even under prolonged stress, making TR90V an optimal solution for devices requiring long-term reliability.

2. Advantages of TR90V in Industrial Environments

a. Exceptional Mechanical Resistance

TR90V is recognized for its toughness, resistant to impacts and abrasions, even in demanding environments. This feature makes it an ideal choice for applications where equipment undergoes frequent impacts or handling.

b. Thermal Resistance

This material can withstand significant temperature variations without losing its physical properties. It remains stable in intense heat or extreme cold conditions, making it particularly useful in industrial environments where temperature fluctuates constantly.

c. Durability and Flexibility

The flexibility of TR90V sets it apart from other thermoplastic polymers. While durable, it retains some elasticity, which helps reduce the risk of breakage under mechanical stress.

d. Lightweight and Easy to Mold

Despite its robustness, TR90V remains lightweight, facilitating the transport and installation of equipment made from this material. It is also easily moldable, allowing complex designs while maintaining its properties.

3. Chemical Resistance of TR90V

One of TR90V’s major assets lies in its high chemical resistance. This material has been tested to withstand a wide range of chemicals, which is essential in industries where exposure to corrosive substances is common. Below is an overview of the material’s chemical resistances.

a. Resistance to Acids

TR90V shows significant resistance to diluted and concentrated acids, such as sulfuric acid and hydrochloric acid. This property makes it an ideal material for environments where these agents are present, such as in industrial cleaning processes and some manufacturing settings.

b. Resistance to Bases and Solvents

TR90V is also resistant to several bases, including caustic soda and ammonia solutions. Its ability to withstand basic attacks makes it a frequent choice for equipment used in environments where bases are common, such as chemical installations. Additionally, it resists moderate organic solvents, including alcohols and some hydrocarbons.

c. Resistance to Oils and Greases

In mechanical and automotive industries, where exposure to industrial oils and greases is daily, TR90V provides an effective barrier. It does not deform or degrade under the influence of lubricants, ensuring its stability and longevity.

d. Resistance Limits

Although TR90V excels against many chemical agents, certain substances such as strong chlorinated solvents (e.g., trichloroethylene) and some concentrated aromatic hydrocarbons may affect its structure. In such cases, prior evaluation is necessary to ensure compatibility in extreme conditions.

Chemical Resistance Table:

Chemical Product	Resistance
Acetic Acid 10%
Hydrochloric Acid 1%
Formic Acid 10%
Battery Acid (H2SO4 36%)
Diesel Fuel
Unleaded Gasoline
Alcohol-Blended Gasoline	⛔
100% Ethanol	⛔
Ethylene Glycol/Water 1:1 (coolant)
ASTM Mineral Oil No. 3
Potash Lye 50%
Brake Fluid (DOT 4)
Lubricant, Mineral Oil-Based
Synthetic Lubricant
100% Methanol	⛔
n-Hexane
Anti-limescale Agent (Aminosulfonic Acid)
Steam 121°C, 1 bar 30 min/cycle
Steam 134°C, 2 bar, 7 min/cycle	⛔
Gamma Rays, up to 8 total doses (30 kGy = 3 Mrad)
Gaseous Ethylene Oxide

Legend:

••• Resistant

•• Conditionally resistant; may exhibit weight and size changes after prolonged contact; irreversible property changes possible.

⛔ Not resistant; still usable under certain conditions (short exposure or dropwise contact).

4. Practical Applications of TR90V in Industrial Equipment

TR90V is used in various equipment where enhanced resistance is essential. Here are some concrete applications:

• Control Button Housings: Its chemical and mechanical resistance makes it an ideal material for industrial button housings, especially in harsh environments where equipment is exposed to cleaning products and difficult conditions.

• Machine Components: In environments where parts undergo frequent impacts and thermal pressures, TR90V ensures durable performance.

• Automation Equipment: Safety devices and electronic equipment in TR90V are used in sectors where extreme conditions and chemicals are daily risks.

Conclusion

TR90V stands out as a preferred material for harsh industrial environments due to its unique combination of mechanical, thermal, and chemical resistance. Its ability to withstand a variety of acids, bases, oils, and solvents makes it particularly suited for industrial applications where durability is a crucial requirement. COMITRONIC-BTI has integrated it into its products to provide reliable and robust control solutions. In a sector where safety, strength, and longevity are paramount, TR90V establishes itself as a reference material for high-performance equipment.