1,100% PC material density than ABS more than 15%, so do not need very thick to achieve a solid effect, PC Luggage but also reduce the weight of the box
2, PC can withstand the temperature: -40 degrees to 130 degrees, ABS can withstand the temperature: -25 degrees to 60 degrees;
3, PC compressive strength higher than ABS 40%
4, PC tensile strength higher than ABS 40%
5, PC bending strength than ABS 40%
6, pure PC box encountered a strong impact will only produce traces of depression, not easy to break. ABS is no pressure on the PC is good, PC Luggage prone to broken broken, there Baihua
Recently, PC luggage market has been booming, trolley box is not just the traveler's consumer goods, according to domestic data show that PC suitcase consumption has been from the beginning of 2008 so far, PC Luggage consumption patterns have been slowly from the holiday before and after (For more details please pay attention to: "how to buy the trolley box of the wheel and the bar?"), How to buy the trolley box and how to buy the trolley box,
First, the material of the trolley
PC suitcase in accordance with the material sub-soft box and hard box, PC Luggage hard box inside the general sub-aluminum box and zipper box.
The soft box is generally made of Oxford cloth, polyester, canvas and so on, because it is fabric material, so generally relatively light. Soft box before and after the box generally have a lot of bags, so that the soft box has a variety of functions, the advantages of large capacity. However, PC Luggage the waterproof performance of the soft box is generally not very good; hard box generally made of PET, PC, ABS + PC and other materials, the general color, beautiful appearance, impact resistance, can be a good protection bag luggage.
Second, the trolley case accessories
A PC suitcase accessories often determine the service life of the trolley case, a good trolley case, the accessories are very important.
Tie rod: rod material is usually aluminum, steel, the structure has a cut, two-cut, three-style. Double-cut, three-cut, refers to the rod can be adjusted according to the weight of the box length. When you buy, the tie bar must be selected and the steel or aluminum, aluminum is lighter and strong, PC Luggage otherwise can not afford barbaric loading and unloading, in addition, look at the other configuration of the trolley, such as retractable button settings are humane , Rods in the pull when the smooth and so on.
Third, buy PC luggage of the common problems
Rods are shaking right and right? Pull rod shaking is normal - rod and rod between the connection of the spring button; large rod tube sets of small rod, the middle of the natural gap, PC Luggage or the two rod contact too tight pull out. In the built-in rod and spring connection there is a plastic ring sets, but also play a stabilizing role. So the rod is shaking in a certain range is very normal.