Full ceramic bearing 608zz
We have 2 types of ceramic bearing, hybrid ceramic bearing and full ceramic bearing, the hybrid ceramic bearing has steel inner and outer rings with ceramic balls, as for the full ceramic bearing; the inner, outer rings and the balls are made of ceramic. There are many kinds of ceramic materials, the most common ceramic materials are Si3N4 that stands for the silicon nitride ceramic material and is black colored, SiC stands for the silicon carbide material and also is black colored. and the ZrO2 that stands for the zirconium dioxide, also known as zirconia or zirconium oxide, they are white colored, a ZrO2 ball looks exactly like a pearl. the ceramic material is not stronger than steel, but ceramic bearing are lighter and have lower friction than steel, that makes ceramic bearing go faster with lower heat generated.
Packaging--according to your requests or standard package;
Shipping--by sea or by International Express;
We are at Tianjin Port, which is China and worldwide famous sea port, so we can easily arrange sea shipping for you;
Meanwhile, we also near Tianjin Xingang Airport, and Beijing Capital Airport, and can easily arrange International Express for you, such as DHL, TNT, EMS, FEDEX, ARAMEX and others you like.