T-Shirt Printing DTF Polyurethane White Tpu DTF Powder Hot Melt Adhesive Powder
DTF Hot Melt Powder Description
DTF Powder Product model: DS220
Types of Heat Transfer Powder:
Metal-Based Powders: These powders are composed primarily of metals such as aluminum, copper, or silver. They offer high thermal conductivity and excellent heat transfer properties. Copper-based powders are particularly popular due to their outstanding conductivity.
Ceramic-Based Powders: Ceramic powders, such as boron nitride or alumina, are also used as heat transfer materials. They have good thermal conductivity and electrical insulation properties, making them suitable for applications that require both heat dissipation and electrical isolation.
Advantages of Heat Transfer Powder:
Enhanced Heat Dissipation: Heat transfer powder fills gaps and imperfections between surfaces, improving thermal contact and reducing thermal resistance. This allows for more efficient heat dissipation, preventing overheating and extending the lifespan of heat-sensitive components.
Easy Application: Heat transfer powder is generally easy to apply, thanks to its fine or granular form. It can be spread evenly between surfaces, ensuring uniform heat transfer.
Versatile Usage: Heat transfer powder can be used in various industries and applications, ranging from electronics to automotive, aerospace, and power generation. It finds applications in heat sinks, power modules, LED lighting, electric vehicle battery cooling, and more.
Considerations for Application:
Quantity: The amount of heat transfer powder to be used depends on the surface area and the desired thickness of the thermal interface layer. It's important to follow the manufacturer's guidelines for the recommended quantity.
Pressure: Applying sufficient pressure when joining the surfaces helps to ensure proper contact and uniform distribution of the powder. This helps achieve optimal heat transfer.
Stability: Some heat transfer powders may have certain stability requirements, such as avoiding exposure to moisture or extreme temperatures. It's important to store and handle them according to the manufacturer's instructions.
DTF TPU Hot Melt Powder Physical Characteristics:
Property | Criterion |
Appearance | White powder |
Composition | TPU |
Density ASTM D-792 | 1.20±0.02 g/cm³ |
Melting Point DSC | 90-115 ℃ |
Melt Index ASTM D-1238 | 28±8 g/10min |
Hardness | 80±3 Shore A |
Powder size range | 0-80 um,80-200um,150-250um |
Resistance to yellowing (level) | 2.0-3.0 |
DTF Powder Application:
DS220 is used in clothing, luggage, shoe materials and heat transfer industries.
DTF Powder Technical Parameters:
Bonding Parameters ( reference only) | Temperature | 140-160℃ |
Press | 1.5-2.5 kg/cm2 | |
Time | 8-15 S | |
Washing Resistance | 40℃ | Excellent |
60℃ | Good | |
90℃ | / |
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