Bearing size: 12
Balls: Si3N4
Silicon Nitride ceramic balls
Type: Deep groove
ball bearing
Cage: Nylon high
speed balls retainer
Closures: 2 x rubber sealed
This list for one ceramic bearing.
Silicon Nitride
ceramic ball bearings are superior to common steel ball bearings in many ways.
Ceramic is the perfect material for any application seeking to achieve higher
RPM’s, reduce overall weight or for extremely harsh environments where high
temperatures and corrosive substances are present. Applications such as
cryopumps, medical devices, semiconductors, machine tools, turbine flow meters,
food processing equipment, robotics and optics.
Ship to USA via USPS, other country via China
airmail, all items are provide tracking
number you can feel free to track it.
Most parcel will arrive
in around 20 days, but Customs will random inspection some parcel, so that's
why some parcel need more than four weeks to arrive.
You can optional to upgrade the
postal service to Express (it will arrive within 10 days), please contact us
before making payment, we will calculate the express price for you, if you have
already made payment but you want to upgrade to express service, please contact
us ASAP, if the mail not sent out yet, we can change it for you, but if it
already arrive post office, it is no way to change it.
Country |
Delivery Time | ||||||
Working
Days (not including holiday) |
5-7 |
8-11 |
12-14 |
15-19 |
20-22 |
>22 | |
Working
Days + Saturday + Sunday |
5-9 |
10-15 |
16-20 |
21-25 |
26-30 |
>31 | |
|
Rate
(item arrived) |
5
.1% |
50.1% |
29.6% |
10.5% |
4.6% |
0.1% |
|
Rate
(item arrived) |
9.9% |
63.2% |
19.1% |
3.4% |
4.3% |
0.1% |
|
Rate
(item arrived) |
21.4% |
50.0% |
14.3% |
7.2% |
6.6% |
0.5% |
|
Rate
(item arrived) |
10.5% |
28.6% |
43.8% |
10.1% |
6.7% |
0.3% |
|
Rate
(item arrived) |
11.1% |
22.2% |
30.3% |
20.9% |
13.5% |
2% |
|
Rate
(item arrived) |
0.0% |
47.1% |
31.4% |
17.6% |
3.8% |
0.1% |
|
Rate
(item arrived) |
3.5% |
25.0% |
47.9% |
12.9% |
9.7% |
1% |
|
Rate
(item arrived) |
2.5% |
10.2% |
18.2% |
17.3% |
31.3% |
20.5% |
Payment:
Please
make payment within 7 days after the last winning auction is closed. Unpaid
item(UPI) complaint will be filed by ebay selling manager, ebay system will
file the UPI case after 8 days automatically, please understand we must file
the case for cancellation so we can get the transaction fee back from ebay.
If
you need more time to process the payment, please message us to let us know.
Welcome to our store! We are professional wholesaler of industrial tools,have more than 20 multiple shop in China. High product quality, reasonable prices, excellent customer service and a reliable credit standing is our tenet. If you don't see what you are looking for or have any question, please send Ebay message to us and we will respond. We look forward to servicing you on your small or large orders. Please come back soon and visit us again!