45*51*1.25 46*52*1.25 Virgin PTFE Back-Up Ring BRT Hydraulic Piston
Seal Rings 43*49*1.25 44*50*1.25
Product Name:Hydraulic Back Up Ring
Size:43*49*1.25 44*50*1.25
Color:White
MOQ:50 pcs
Packing :PP bag, Carton, Wooden Case, or as Required
Delivery Time:With 5-15 days
Shipping Method:By Express /Air /Sea etc.
1. Normal use for high pressure valve seat.
2. Excellent sealing effect.
3. Strong pressure resistance.
4. high requirement for groove clearance.
More Size.
| 44*50*1.25 | 50*56*1.25 | 34*40*1.25 |
| 45*51*1.25 | 140*145*1.25 | 35*41*1.25 |
| 46*52*1.25 | 145*150*1.25 | 35.5*41.5*1.25 |
| 47*53*1.25 | 150*155*1.25 | 36*42*1.25 |
Physical shooting:
Back-up ring as their name indies,they are protective and
supporting elements made from extrusion-resistant materials
whichgenerally have a rectangular cross section.They are installed
in a groove together with anelastomeric sealing element preferably
with a corresponding O-ring in static appliions.
FAQ
Q1: To which places have you exported?
A: North America, Europe, Middle East, Africa, Southeast Asia and
so on.
Q2: How to ship the products?
A: For the shipment, we support the DHL Fedex EMS UPS or by Air/
Sea., if you have the agent in china, we can contact your agent
according to your request.
Q3: Are you trading company or manufacturer?
A:We are trading company and we also have our own factory to
produce seals.With more than 20 years of PU manufacturing
experience.
Q4: What are your payment terms ?
A: 30% T/T in advance, balance before shipment.
Q5:What’s your main products?
A:Our main products: All kind of oil seal and seal kit for
excavator, bulldozer, loader, breaker hammer, crane and so on.
Q6: What items we need to know for the offer?
A: Product types, material, dimension, quantity is the four main
items we need to know before offer. More details information we
get, more better price we can supply.
