Tel: +86-579-87282228


Home > News > Content
What Numbers Of Plastic Are Safe For Water Bottles?
- Jul 11, 2018 -

Plastics are everywhere. Look around you, from your home, just how many plastic items around you can take notice? From food containers, household utensils to bags, kid’s toys, shower curtains, cosmetics packaging and water bottles – plastic has become a permanent fixture in everyday lives, and this has been quite alarming especially when it comes to safety.

water bottle.jpg

The Numbers Behind Water Bottles

Better with 5 is PP

Pp can be recycled, but the cover is not pp material. When turning in the microwave, the cover should be removed.

1 PET polyethylene terephthalate

Common in mineral water bottles, carbonated beverage bottles, etc. When the temperature reaches 70 ° C, it is easily deformed, and there is a substance harmful to the human body. After 10 months of use of plastics No. 1, the carcinogen DEHP may be released. These bottles cannot be placed in the car to basking in the sun, and cannot contain alcohol, oil, etc.

★ Drink bottles do not use hot water


2 HDPE high density polyethylene

Common in white medicine bottles, cleaning products, bath products. Do not use it as a water cup, or as a storage container for other items.

★ It is not recommended to recycle without thorough cleaning.


3 PVC polyvinyl chloride

Common in raincoats, building materials, plastic film, plastic boxes, etc. Excellent plasticity and low price, so it is very common to use. It can reach the apex when it is heat resistant to 81 °C. It is easy to produce harmful substances at high temperature and is rarely used in food packaging. Difficult to clean, easy to residue, do not recycle.

★ Do not buy if you drink


4 PE polyethylene

Common in plastic wrap, plastic film, etc. When high temperature, harmful substances are produced. When toxic substances enter the human body with food, they may cause diseases such as breast cancer and birth defects.

★ wrap film is wrapped in the surface of the food into the microwave


5 PP polypropylene

Commonly used in soy milk bottles, yogurt bottles, microwave lunch boxes, melting point up to 167 ° C, is the only plastic products that can be placed in the microwave oven, can be reused after careful cleaning. It should be noted that some microwave oven lunch boxes are made of No. 5 PP, but the cover is made of No. 1 PET. Since PET cannot withstand high temperatures, it cannot be placed in the microwave oven together with the box.

★ Remove the cover when putting in the microwave oven


6 PS polystyrene

Common in bowls of instant noodles, fast food boxes. Do not put in a microwave oven to avoid the release of harmful chemicals due to excessive temperature. Avoid using hot food boxes to pack hot foods. Don't use microwave ovens to cook instant noodles.

★ Don't use microwave oven to cook instant noodles


7 PC other classes

Common in kettles, space cups, and bottles. Department stores often use water cups of these materials as gifts. However, this material cup is easy to release the toxic substance bisphenol A, which is harmful to the human body.

★ Do not heat when using, do not expose to direct sunlight.