Shaft Seal Mechanical Type M7N

Wave spring mechanical seal SRS-S7N, can be replaced of Burgmann M7N. Suggested operating limits Temperature: -20 - 180℃ Speed: ≤20m/s Pressure≤1.5 Mpa Combined material Rotary face: Stainless steel/Carbon/Sic/TC Stat Ring: Carbon/Sic/TC Seat Type:Standard AS-S09,Alternative AS-S04/S06/S92/S13...

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Product Details

Wave spring mechanical seal SRS-S7N, can be replaced of Burgmann M7N.


Suggested operating limits

Temperature: -20 - 180℃

Speed: ≤20m/s

Pressure≤1.5 Mpa


Combined material 

Rotary face: Stainless steel/Carbon/Sic/TC

Stat Ring: Carbon/Sic/TC


Seat Type:Standard AS-S09,Alternative AS-S04/S06/S92/S13

SRS-S7N have pump ring design which called R7F.


Features

For plain shafts

Single seal

Unbalanced

Super-Sinus-spring or multiple spring rotating

Independent of direction of rotation

Variant with PTFE secondary seals for high chemical resistance(M78N)

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Advantages

Universal application opportunities

Efficient stock keeping due to easily interchangeable faces

Extended selection of materials

Insensitive to low solid contents

Flexibility in torque transmissions

Self cleaning effect 

Short installation length possible(G16)

Pumping screw for media with higher viscosity(M7..F)


Recommended applications

Process industry

Chemical industry

Pulp and paper industry

Water and waste water technology

Shipbuilding 

Lube oils

Low solids content media

Water/sewage water pumps

Chemical standard pumps

Vertical screw pumps

Gear wheel feed pumps

Multistage pump(drive side)

Circulation of printing colors with viscosity 500...15,000mm2/s


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Why choose us?

1.How we guarantee our quality?

1.Our seals can replace the original seals.

2.We strictly follow DIN24960,ISO3069, EN12756,API628 standards.

3.If it is not the one you need ,you can provide us your pump model or your drawing, material, shaft size for quotation.

4.We can make whatever mechanical seal you need 

5.Customized products and OEM is welcomed

6.We offer Factory Price, High Quality ,Fast Delivery and Best Service.

2.Strict QC control

QC1: Always checking quality for all raw materials before putting it in warehouse;

QC2: Staff in workshop only dedicated to quality inspection during production;

QC3: Optical flat test after lapping;

QC4: Dimension checking for all spare parts before assembly;

QC5:Static&Rotating leakage test after assembly.

3.Good package:

All mechanical seals are packed separately with shock-proof film to ensure their safety, for heavy items, they will be packed inside plywood 


How is your price?

Our price is competitive because of 4 reasons:

1.We are factory with long history ,our constant material supplier give discount to us for long time cooperation which result in a low material cost;

2.Our steady experienced workers work with high effiency which relatively saves manual cost too;

3.Siriuseal has a big number of customers who order constantly which allows us to work in “mass production” way,like you need 5pcs,we make 20pcs,so material cost low,and others will be kept as our stock for sell to this big customer database.

4.Siriuseal aims to keep huge stock to shorten delivery time ,which enable us to make    always big quantity to lower cost down. 


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