Description
Mining piston seal (BMN) consists of a polyurethane sealing ring, a NBR/FKM O-ring and a backup rings. Sealing ring has sealing function, elastomer provides elasticity and compensate for wear and tear, backup ring can prevent seals to be squeezed out of groove.

Materials
Sealing ring PU (95A, red color)
Elastomer NBR/FKM
Backup ring POM

Technical Data
Pressure [MPa] dynamic≤ 70, static≤ 120
Temperature [° C] -20100
Sliding speed[m/s] 0.3
Medium Mineral oil based hydraulic fluids, barely flammable hydraulic fluids, water.

Application
Longwall roof supports
Tunnelling Machines
Cutting Machines
Roof Bolting Machines
Excavators
Scoop Trams
Shearers
Shuttle Cars
Drilling Machines

Advantages
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


  

1.How can you get sample free?
Answer: Sample free to you but your side pay the freight charge.

2.Could I make it according to my structure drawing?
Answer: Of course, we can make from your structure drawing.

3.Why choose Guangdong DEF Seals solutions Co., Ltd ?
1.Professional and reliability.
2.Complete production line, quickly delivery.
3.Advanced equipments, high quality and competitive price.
4.We have a heart like fire.
5.We are ready to serve you all the time.

Tel: 86-769-82224518 Fax:86-769-83260340

Add: Xialingbei Industrial Park, Liaobu Town, Dongguan City, Guangdong Province, China 523410