PU adhesive, also known as Polyurethane adhesive, is a popular type of adhesive used in the shoe industry. It is widely used for bonding different shoe materials, such as leather, rubber, fabric, and various synthetic materials. PU adhesive for shoes offer several advantages, including excellent bonding strength, flexibility, and resistance to water and temperature fluctuations.
Before applying PU adhesive for shoes, it's essential to ensure that the surfaces to be bonded are clean, dry, and free from dust, grease, or any contaminants. Proper surface preparation will enhance the adhesive's bonding effectiveness.
PU adhesive for shoes is usually supplied as a two-component system – a base and a hardener. Both components must be mixed thoroughly in the correct proportions, following the manufacturer's instructions. Once mixed, the adhesive should be used within its pot life, which is the duration during which the adhesive remains workable.
Apply a thin and even layer of the mixed PU adhesive for shoes to both surfaces to be bonded. Then, press the surfaces firmly together. Clamping or applying pressure may be necessary to ensure a strong bond. It's essential to let the adhesive cure for the recommended time, which can vary depending on the specific adhesive used.
The curing time of PU adhesive for shoes can range from a few hours to a full day, depending on the adhesive type, temperature, humidity, and the materials being bonded. Always follow the manufacturer's instructions for the recommended curing time.
When working with PU adhesive for shoes, it's crucial to take safety precautions. Wear appropriate protective gear, such as gloves and safety goggles, and work in a well-ventilated area to avoid inhaling fumes.
Proper storage is vital to maintain the adhesive's effectiveness. Store the PU adhesive for shoes in a cool, dry place, away from direct sunlight and heat sources. Make sure to seal the containers tightly after use to prevent the adhesive from curing prematurely.
It's important to note that specific application methods and recommendations may vary based on the brand and type of PU adhesive for shoes you are using. Always refer to the manufacturer's guidelines and instructions for the best results.
If you want to know more information about PU adhesive for shoes, please contact us. We will provide professional answers.
Appearance: Transparent viscous liquid
Solid content: 10- 15 %
Viscosity (25℃): 1200-2200 cps
Shelf life: Six months
Free of Toluene and Phenol.
Light color which makes it less conspicuous when applied. Also less discoloring with time pass.
Shows good initial strength and has good repulsive force. Application process
1. Add 3-5% of hardener and stir it to make it even before use.
2. Mixed cement should be used up within 4 hours.
3. The above condition is for reference only. The actual conditions should be set and adjusted according to the actual production facilities.
1. Highly flammable liquid. No open flames.
2. Close the container air tight after use.
3. Store at dry and cool place with good ventilation. Make sure the temperature is between 5-40℃.
4. Please refer to MSDS for more details.
Iron Drum: 15 kg/Drum.
