Polystyrene (PS) gives rigid, clear and light trays, ideal for enhanced product image. Oriented PS (OPS) is even stronger, clearer and suitable for short use in microwaves. High Impact PS (HIPS) is resistant to brake on impacts and is also suitable for freezing conditions. There is finally Expanded PS version (EPS) which produces foam trays.
Properties:
> Certified for food contact
> Sealable with easy open film
> Can also close with a snap on lid, hinged or separate
> Recyclable
> Suitable for Modified Atmosphere Packaging (MAP) for short life fresh products (e.g. cut salad)
> Big variety of shapes, dimensions and compartments
> Transparent or in black or white color
> HIPS can be used in freeze conditions