what does the household e-waste contain?

Household ewaste items consists of refrigerator, air conditioner, washing machine,vacuum cleaner,sewing machine,kitchenhood,electric pan,electric stove,induction stove,microwave oven,robotic vacuum,hair dryer,landline phone,ups batteries,ty......更多

2022-06-08

what's e-waste?

Electronic waste refers to electrical or electronic equipment that is discarded and no longer used, mainly including household appliances such as refrigerators, air conditioners, washing machines, televisions, and other electronic products s......更多

2022-06-07

what's non-ferrous metals?

Narrow sense of non-ferrous metals, also known as non-ferrous metals, is a general term for all metals other than iron, manganese, and chromium. Non-ferrous metals in a broad sense also include non-ferrous alloys. Non-ferrous alloys are all......更多

2022-06-06

what's ferrous metal？

Ferrous metals include steel, pig iron, cast iron, iron alloys, manganese, chromium, vanadium, titanium, etc. Steel: A general term for iron-carbon alloys with a carbon content between 0.02% and 2.11% by mass. The chemical composition of ste......更多

2022-06-02

How many metals totally in the world

The categories are divided into two categories, one is ferrous metals and the other is non-ferrous metals. Ferrous metals are alloy materials of iron and carbon (pure iron is included in ferrous metals), mainly steel with lower carbon conte......更多

2022-06-01

How to indentify plastics by fire?

PET burns with black smoke and has a sour taste PP can burn all the time, the flame is yellow on top and blue on the bottom, there is a smell of candles PS can also burn all the time, the flame is yellow black smoke, there is carbon powder......更多

2022-05-31

Do you know the plastics products' produce process?

Plastic is an indispensable part of our current life. It can be understood literally as a material that can be shaped. It is a polymer material. The main component is synthetic polymer compounds, also called synthetic resins. For some prope......更多

2022-05-27