How to choose and buy PP plastic food storage containers?

Food Storage Guide
How to choose and buy PP plastic food storage containers?

In daily life, the plastic container products represented by PP food storage containers are becoming more and more widespread, but many people do not even know what PP material is. Is PP material toxic? What is PP crisper? How to choose PP plastic container? Below, Freshness Keeper will answer the mystery of PP preservation box for you one by one, and recommend some popular PP plastic storage containers brand for you to choose, come and have a look at it.

What is PP material? Before understanding PP crisper, the first thing to know is what PP material. The so-called PP material, is a kind of plastic, polypropylene, it is a high density, high side chain, linear crystallization polymer, has excellent comprehensive performance. pots, buckets and woven bags commonly used in daily life are made of PP materials. For example, PP products have light quality, good toughness and good chemical resistance, but they lack rigidity, poor weather resistance, aging, and become fragile and deformed. PP food storage boxes allowed to hold food must be food grade and meet the national inspection and testing standards.

PP plastic itself is non-toxic, general blown products (bottles, bags, film, etc.) are basically non-toxic. But its injection, extrusion and molding of plastic products (basin, box, box, etc.), a large number of fillers, pigments, plasticizers, anti-aging agents and other chemicals, often than the PP itself contains more ingredients, is not easy to be considered non-toxic.

PP plastic material is non-toxic, tasteless, high heat resistance, and can be used at a high temperature of 100 degrees, so PP crisper can be put into the microwave oven, but generally speaking, if the lid of the crisper is not PP plastic, such as PC plastic or other commonly used plastic, the highest heat resistance of 80 degrees, then this plastic lid can not be directly put into the microwave oven. Remove the lid before use.

PP plastic crisper is usually transparent or translucent, do not need to open the box when using, you can easily confirm the food in the box; The production cost of PP plastic crisper is low, so it has a certain price advantage compared with ceramic and Pyrex crisper. PP crisper light weight, easy to carry, frame design, more convenient to use.

Both plastic PC crisper and PP crisper, are non-toxic tasteless, chemical corrosion resistance and other characteristics, can be used for holding and storing food. But the PC material release bisphenol A (bpa) when they are heated, have certain harm to human body, so the PC food storage box cannot be directly into the microwave, microwave safe PP food containers win on this point.

1.Observe the appearance
Food grade PP plastic crisper are healthy, safety, and good in appearance and rich luster, no burr, pay particular attention to watch appearance when choose and buy crisper, colour and lustre gray, burr much could be made from ordinary plastic or recycled plastic.

2.The heat resistance
PP plastic crisper requirement for heat resistance is higher, not in the high temperature deformation, when choose and buy heated food containers must choose the containers bottom with triangular pattern and quoting “microwave” wording.

3.The durability
PP plastic crisper must have excellent resistance to impact, pressure or impact resistance to fracture, will not leave scratches. When choose and buy PP plastic food containers can try to squeeze gently, scraping crisper, see whether problems easily.

4.The sealing
Excellent sealing is necessary for food preservation box memory lasting preservation, can add water in pp crisper, cover the lid, and then place the flip 1 to 2 minutes, or forcibly shake can. If there is water leakage, the seal performance is not good.

Tips: the note OF use PP crisper
When PP plastic food box heated, attention should be paid to control time cannot too long, 2 to 3 minutes; Avoid add too much oil or sugar to food, otherwise it is easy to generate harmful substances; Also avoid wear and tear “strong cleaning fluid or clean cloth to clean, so as to avoid scratching; PP crisper once after long time use should consider replacement.