... 100%-400%. 3.Thickness: 10um-20um 4.food grade pvc film High Quality PVC food wrap film ApplicationSupermarkets, catering, hotel, airline, ... specificationCharacteristic1. Use: suitable for the refrigerator ,keep the food,fruits and vegetables freshness.2. Pre-stretch rate: 100 ... aluminum processing operations, To undertake all kinds of plastic processing operations.Any size and packing can be ordered ...