Overview
High-quality polyethylene wax (PE wax) is a synthetic wax derived from ethylene polymerization. It is widely used as an additive in various industries due to its excellent thermal stability, lubricity, and dispersibility. PE wax is available in different grades, varying in molecular weight and melting point, to suit specific applications. This wax is chemically inert, non-toxic, and environmentally friendly, making it a preferred choice for manufacturers seeking sustainable solutions. Its versatility and performance attributes have cemented its role in plastics, coatings, and other industrial processes.
Physical and Chemical Properties
Polyethylene wax is characterized by its low molecular weight and crystalline structure, which contribute to its hardness and high melting point (typically 100–120°C). It is insoluble in water but dissolves in aromatic hydrocarbons like toluene and xylene. Key properties include excellent thermal stability, low viscosity at high temperatures, and superior lubricity. These traits make it an effective processing aid, reducing friction and improving flow in plastics and coatings. Its dispersibility also enhances pigment and filler distribution in formulations.
Main Applications
PE wax is extensively used in the plastics industry as a lubricant and release agent, improving mold flow and reducing sticking. In coatings and inks, it enhances scratch resistance, gloss, and matting effects. It also acts as a dispersing agent for pigments and fillers. Other applications include adhesives, rubber processing, and cosmetics (e.g., lipsticks and creams). Its ability to modify surface properties and improve processing efficiency makes it indispensable in these sectors.
Safety and Storage
High-quality polyethylene wax is generally safe to handle but may cause mild irritation upon prolonged exposure to dust or fumes. Use personal protective equipment (PPE) such as gloves and goggles when handling. Store PE wax in a cool, dry place away from direct sunlight and heat sources to prevent clumping or degradation. Ensure containers are tightly sealed to avoid moisture absorption, which can affect performance.
B2B Procurement Guide
When procuring polyethylene wax, consider factors such as molecular weight, melting point, and compatibility with your application. High-molecular-weight grades offer better heat resistance, while low-molecular-weight grades provide superior lubricity. Verify supplier certifications and request technical data sheets (TDS) to ensure quality. Bulk purchases may reduce costs, but ensure proper storage conditions to maintain product integrity. Prices typically range from $1.50 to $3.50 per kg, depending on grade and quantity.
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