China OPP Heat Seal Film Suppliers - High-Quality Polypropylene Packaging from Reliable Factory
Product Parameters
| Item | Unit | Typical Values |
|---|---|---|
| Width | mm | Custom |
| Thickness | micron | Custom |
| Shrinkage | ％ | TD: ≤2.5 | MD: ≤4.5 |
| Shrink Temperature | ℃ | 100 – 135 |
| Proportion | g/cm³ | OPP: 0.91 | CPP: 0.96 |
| Tear Strength | ％ | TD: ≤80 | MD: ≤200 |
| Transverse Elongation at Break | MPa | TD: ≤200 | MD: ≤120 |
Product Applications
OPP packaging is commonly used in food, stationery, toys and other daily necessities. Its appearance is transparent and has excellent waterproof, moisture resistance, air tightness and oil prevention characteristics. It plays an important role in ensuring product quality, preventing product pollution and improving product appearance.
Frequently Asked Questions
Q
What is OPP heat seal film used for?
OPP heat seal film is widely used for packaging food, stationery, toys, and various daily necessities. Its transparent appearance, combined with excellent waterproof, moisture-resistant, and oil-proof properties, makes it ideal for protecting and displaying products.
Q
Can the width and thickness be customized?
Yes. Both the width (in mm) and thickness (in microns) of our OPP heat seal film are fully customizable to meet your specific packaging requirements.
Q
What is the shrink temperature range for this film?
The shrink temperature for our OPP heat seal film ranges from 100°C to 135°C, making it compatible with a wide range of standard heat-sealing equipment.
Q
What is the difference between OPP and CPP film in terms of density?
OPP (Oriented Polypropylene) film has a density of 0.91 g/cm³, while CPP (Cast Polypropylene) film has a slightly higher density of 0.96 g/cm³. The choice between them depends on your specific application needs.
Q
Is OPP heat seal film suitable for food packaging?
Absolutely. OPP heat seal film is commonly used in food packaging due to its excellent air tightness, moisture resistance, and oil prevention properties, which help preserve food freshness and prevent contamination.
Q
Is the film available in rolls or pre-made bags?
Our heat seal film is available both in roll form and as pre-made bags, offering flexible options to suit different packaging lines and production requirements.