Compact piston seal in mining industry(GZ) consists of a polyurethane sealing ring, two backup rings. Sealing ring has sealing function, backup ring can prevent seals to be squeezed out of groove.
Pressure [MPa] 70
Temperature [° C] -20...+100
Sliding speed[m/s] 0.3
Medium: Mineral oil based hydraulic fluids, barely flammable hydraulic fluids, water.
(Special on request)
Longwall roof supports
Roof Bolting Machines
1. Excellent static and dynamic sealing, double lips design.
2. High pressure resistance, excellent axis loading capacity
3. High squeeze out resistance.
4. Save groove width
|Sealing ring||CPU (95A, red color)|
|Pressure [MPa]||dynamic≤70, static≤120|
|Temperature [° C]||-20^100|
|Medium||Mineral oil based hydraulic fluids, barely flammable|
hydraulic fluids, water.
How to order from us?
1 Contact DEF's salesman to get a quotation.( by Email, Telephone, Trademessage)
2 Send DEF your asked type and detailed instruction(mateials, size, quantity,color, special requestes etc.)
3 Will send price and other details informations to you,send back Purchaser Order for approval
4 After confirm order and timeline, DEF'll start production procedure once receive payment.
5 If require sample, please inform DEF in advance.
6 5~10 working days for making seals.
7 Quality Checking, DEF can send bulk order photo for approval before packing, if you need.
9 Order release for shipping.
10 Any issue,please contact DEF after receive package. DEF'll invest and consult with you for solution.
Quality and Service are DEF principle.
|Method of payment ||T/T (bank account, paypal,western union)|
|Delivery time||5 to 7 working days, 2 days for in stock|
|Packaging||plastic film for inner packaging and cartons for outer packaging|
|Export market||South Asia, Southest Asia, Europe, South America, North America, Africa, Middle East, Australia|