PTFE Filled Back Up Ring Bowl Type Hydraulic Piston Seals 33 MPa

PTFE filled back-up ring hydraulic piston seals, bowl type ring

Specifications:

It is used for supporting and guiding of piston and piston rod in reciprocating hydraulic oil cylinder.

Description:

Working temperature:260-340 centigrade

Flame retadant:V-0

Excellent dimension stability

Good toughness and rigidity

High hardness,excellent wear resistance

Good insulation, anti-ydrolysis,radiation-resistant

Color: red orange yellow green blue black white etc.

High/low temperature-resistant: -45°C to 330°C

Standard: standard and non- standard sizes are available

Thickness: 0.5mm to 20mm

Tolerance: +/-0.01 mm to +/-3.05 mm

Hardness:

NBR: HS75A°

FR: HSS0A°

PUR: HS85A°

Rubber with Fabric Insertion: HS95A°

Working Pressure ≤32Mpa Bud -Shape Ring≤50Mpa Tolerance: 0.1mm~0.3mm

Ultimate elongation: 200%~900%

Ultimate tensile: 10~30MPA

Working Medium Hydraulic Oil

Characteristics: Ozone -resistant, high/low temperature- resistant, wearing resistant, oil resistant, voltage-resistant, etc

Due to its outstanding dimensional stability, load capacity, elasticity, and thermo-mechanical property,

and certain abrasive - wear characteristic, the material can be made into guider supporting parts working under middle- high pressure and higher

temperature.

Industry Application:

1.Semiconductor machinery components.

2.Aerospace parts.

3.Sealing parts.

4.Pump and valve components.

5.Bearings/bushings/gears.

6.Electrical components.

7.Medical instrument parts.

8.Food processing machinery components.

9.Oil industry

Competitive Advantage:

1) Reasonable price

2) Fast Delivery by DHL or Other International Express

3) High quality oil seal products

4) Professional Export Agent Experience, save shipping costs

5) Good working relationship with famous and big customers

Picture Show

Our company was set up in a beautiful city Ningbo, which is closed to Ningbo seaport and airport. Weiwo is a specialized company that is engaged in producing auto spare parts, designing and manufacturing electromechanical & machinery spare parts, hydraulic motor and hydraulic valves with different series, agricultural pruning shears and related agricultural products.

We have a strong R&D team with full of creative spirit and develop many new products every year and have obtained many invention and utility model patents.

The products include mechanical shaft and spares, diesel engine parts, sealing element, agricuture tools and equipment, hydraulic motors and valves, powder metallurgy parts, du bushing and bearing, shock absorber parts, stamping parts, plastic and rubber parts, in addition we design and manufacture automatic machine such as shock piston banding machine and groove cutting machine.

As a professional enterprise of manufacturing and trade, we insists on pursuing better quality on and on. We control the quality strictly from raw material to finished parts. We have carried out an integrated production system which is based on quality focus. We refer to the rigorous four aspects ( material importing control→ production line control→ QC department control→ logistic department control ) and quality control system to make sure all the products are intact and perfect before delivery.

As a seller, our products are exported to the whole world and sold nationally for many years. More than one half parts are exported to USA, Germany, France, Canada, Brazil, India, Malaysia etc., have set up good relationships with the customers from home and abroad. We have an intelligent marketing team who are exploring new markets, developing potential customers, solving problems and serving customers with orders well. We firmly believe that we are a competitive and friendly cooperator and our goal is for mutual benefit and long-term cooperation. All the staff in our company will always welcome customers from all over the world to visit and negotiate.