Talc Powder (Industrial Use)

Description

Industrial talc is a naturally occurring mineral primarily composed of magnesium silicate. Known for its soft, fine texture and excellent lubricating and absorbent properties, it is widely used across various industries including rubber, plastics, ceramics, paints, and coatings. Talc is the softest mineral on the Mohs hardness scale, making it ideal for applications requiring smoothness, slip, and resistance to caking.

Key Benefits

• Moisture Absorption: Effectively absorbs moisture and oils, helping to control humidity in industrial processes.
• Anti-Caking Agent: Prevents materials from clumping or sticking during storage and handling.
• Improves Flow: Enhances powder flow in manufacturing, especially in food, pharmaceuticals, and chemical industries.
• Heat Resistance: Stable at high temperatures, making it suitable for ceramics and refractory applications.
• Filler & Reinforcement: Used to increase bulk and strength in plastics, rubber, and paints.
• Surface Smoothness: Adds a soft, uniform texture to coatings and paper finishes.

Common Industrial Applications

• Rubber & Plastics: As a filler to improve tensile strength, flexibility, and processing.
• Paints & Coatings: Enhances smoothness, opacity, and improves adhesion.
• Ceramics: Used as a flux and to control thermal expansion.
• Paper: Improves printability and surface finish.
• Construction Materials: Added to adhesives, sealants, and joint compounds for texture and stability.
• Pharmaceuticals: Serves as an excipient or dusting agent during tablet manufacturing.

Physical & Chemical Properties

• Appearance: Fine, white to off-white powder
• Odor: Odorless
• Chemical Formula: Mg₃Si₄O₁₀(OH)₂
• Melting Point: ~1500°C
• Solubility: Insoluble in water
• Density: 2.58 - 2.83 g/cm³
• pH (10% suspension): 8.5 – 9.5

Handling & Storage

• Avoid Inhalation: Use protective gear when handling powder to avoid respiratory irritation.
• Storage Conditions: Keep in a cool, dry, and well-ventilated area, away from moisture and contaminants.
• Temperature Range: Store between 15°C and 30°C. Ensure containers are tightly sealed to maintain product quality.