Line Proof Engineering

Jogeshwari West, Mumbai, Maharashtra

Our specialization in offering a distinct collection ofMetal Bellow Double Cartridge Type Mechanical Seal, We provide our range in readymade unit, which is easy for installation with saving of time. ThisCartridge type Mechanical Sealare ready to install on any type of high temperature clear & hot application. Such seal do not require adjustment in fitting due to factory pre-assembly hence avoid installation problem. Cartridge mechanical seals are the product of choice when reliability is a requirement.These products are proven, rugged performers in a wide range of sealing applications across industries. Cartridge seals are ideal for plant-wide standardization and save time withquick & easy installation. These are available in double configuration cartridge assembly too. It finds great usage in hydrocarbon, pulp paper, steel, mine & power industries. We have very long experience in reconditioning of metal bellow mechanical seals.

Features;

Double Cartridge Design

Factory Assembled & Tested

Metric And Inch Sizes Available

Quick Installation & Easy Removal

Independent of Direction of Rotation

Come with connection of Cooling Arrangement

Specification;

DOUBLE CARTRIDGE SEAL

Double Cartridge seal are special purpose multi spring Balanced Mechanical Seal designed for abrasive and corrosive media. Independent of direction of rotation. Easy installation because of Cartridge construction. Rugged design improves operating life.

Industrial Application:

Pulp & Paper Industries, Petrochemical, Refinery.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic.

Metal Component:

S.S 316, S.S 316L, Alloy 20, Hastelloy C.

Secondary Seal:

Viton, PTFE, GFT, FKM, EPDM.

Operating Limits:

• Pressure : Full vacuum to 40 bar
• Temperature : -40C to 260C
• Speed : Subject to specification.

RUBBER BELLOW SEALS

Rubber Bellow Seal has a self aligning feature which compensates abnormal shaft end play and run-out, which increases seal life. Elastomeric below protects the shaft/sleeve from fretting. The compact design eliminates the requirement of extra radial & axial space for its installation.

Industrial Application:

Water & Wastewater, Mild Slurries, Pulp, Paper & Latex, Food Processing.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic.

Metal Component:

S.S 304, S.S 316.

Secondary Seal:

Viton, NBR, EPDM, FKM.

Operating Limits:

• Pressure : 6 bar
• Temperature : -20C to 140C
• Speed : 10 m/s

METAL BELLOW SEALS

Metal bellow Seal is inherently balanced mechanical seal. These seals are independent of direction of rotation. The unique feature of this type of seal is that there are no dynamic 'O' rings and therefore it will never hang-up or damage the shaft and sleeve. It can handle corrosive as well as abrasive & viscous media. These seals have self-cleaning & no clogging construction. With selection of special bellow material it can be used in highly corrosive media.

Industrial Application::

Chemical, Power Plant, Refinery, Petrochemicals, Pharmaceuticals.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide.

Metal Component:

S.S 304, S.S 316, Hastelloy C, AM350.

Secondary Seal:

Grafoil, Aflas, Kalrez, PTFE.

Operating Limits:

• Pressure : 25 bar
• Temperature : -40C to 220C
• Speed : 20 m/s 

TEFLON BELLOW SEALS

Teflon Bellow seals are designed to handle highly corrosive liquids. It is outside mounted with a simple installation procedure and hence cost effective. Sealing faces are replaceable and are driven by internal lugs on bellows. Faces can be easily removed & replaced.

Industrial Application:

Chemical, Petrochemical, Pharmaceutical, Acetic acid.

Face Materials:

GFT, Ceramic, Silicon Carbide, Carbon.

Metal Component:

S.S 316, Alloy 20, Hastelloy C.

Secondary Seal:

Teflon Bellow.

Operating Limits:

• Pressure : 6 bar
• Temperature : -45C to 120C
• Speed : 20 m/s

WAVE SPRING SEALS

Wave Spring Seals are designed for bi-directional use and work with highly viscous, abrasive media, water, oils, fuels, light aggressive chemical substances and liquids containing solid particles. Most of the components are interchangeable, hence it proves economical and easy to maintain. All components are held together by snap ring which helps in easier installation and removal.

Industrial Application:

Sugar, Waste Water, Oil Refinery, Paper & Pulp Industries etc.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic, Special Cast.

Metal Component:

S.S 304, S.S 316.

Secondary Seal:

Viton, PTFE, EPDM, NBR, FKM.

Operating Limits:Alfa Type Seal

Lineproof Engineering is instrumental in offering superior quality Alpha Type Mechanical Seals. These Alpha Type Mechanical Seals have sophisticated design which can be used in high slurries application.

Industrial Application:

Hygienic Dairy, Pharmaceutical & Food Beverages.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, CFT.

Metal Component:

S.S 304, S.S 316.

Secondary Seal:

Viton, PTFE.

MULTI SPRING SEAL

Multi Spring Seals can be used in various industries for different applications. As per the requirement of the products it can be used as single, back to back, face to face or tandem arrangement. Multiple spring usage puts uniform force over the faces hence increasing seal life. Most of the components are interchangeable, hence it proves economical and easy to maintain. All components are held together by snap ring which helps in easier installation and removal.

Industrial Application:

Process Industries, Oil Refinery, Pharmaceutical, Distilleries, Paper & Pulp Industries etc.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic, Special Cast.

Metal Component:

S.S 304, S.S 316, Alloy 20, Hastelloy C.

Secondary Seal:

Viton, TTV, FKM, NBR, EPR, PTFE.

Operating Limits:

• Pressure : 16 bar
• Temperature : -50C to 220C
• Speed : 20 m/s

WAVE SPRING SEALS

Wave Spring Seals are designed for bi-directional use and work with highly viscous, abrasive media, water, oils, fuels, light aggressive chemical substances and liquids containing solid particles. Most of the components are interchangeable, hence it proves economical and easy to maintain. All components are held together by snap ring which helps in easier installation and removal.

Industrial Application:

Sugar, Waste Water, Oil Refinery, Paper & Pulp Industries etc.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic, Special Cast.

Metal Component:

S.S 304, S.S 316.

Secondary Seal:

Viton, PTFE, EPDM, NBR, FKM.

Operating Limits:

• Pressure : 16 bar
• Temperature : -50C to 250C
• Speed : 20 m/s 

SPARKLER FILTER SEALS

Sparkler Filter Seal is used for the sealing of a wide variety of sparkler filter pumps. This mechanical seal is highly demanded for their supreme performance, top notch quality, and extended durability. Seal design is sturdy. It is available in different sizes, and specifications for our patrons. Specially designed for industrial filter press machines.

Industrial Application:

Hygienic Dairy, Pharmaceutical & Food Beverages.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide.

Metal Component:

S.S 304, S.S 316.

Secondary Seal:

Viton, PTFE, FEP, NBR, EPDM.

DRY RUNNING SEAL

Dry Running seal are designed for agitators, mixers, reactor vessels, blowers, fans, etc. and is basically used on top of the vessel. The seal face is exposed to the gases / vapors of the product and there is no liquid / media coming in contact with the faces. These seals don’t require any external media for lubrication of the faces, hence it is known as Dry running seals.

Industrial Application:

Chemical, Petrochemicals, Food & Beverages, Pharmaceutical.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic.

Metal Component:

S.S 316, S.S 316L, Alloy 20, Monel, Hastelloy C.

Secondary Seal:

Viton, PTFE, GFT, FEP, EPDM.

Operating Limits:

• Pressure : 6 bar
• Temperature : -20C to 150C
• Speed : 0 to 2 m/s

AGITATOR SEAL

Lineproof Engineering is a leading manufacturer and exporter of best quality Agitator Seals. This seal is precisely manufactured with high precision by utilizing paramount quality raw materials and contemporary techniques in tune with the international quality standards. The offered seal finds application in agitator for providing air tight sealing. Furthermore, our patrons can purchase this seal in varied sizes, at highly competitive prices from us.

Industrial Application:

Chemical, Pharmaceuticals, Drugs & Polymer Industries.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic.

Metal Component:

S.S 304, S.S 316, Alloy 20, Hastelloy C.

Secondary Seal:

Viton, EPDM, Silicon, Grafoil, PTFE, FFKM.

Operating Limits:

• Pressure : 40 bar
• Temperature : -40C to 200C
• Speed : Subject to specification.

SPLIT SEALS

Lineproof Engineering is the leading manufacturer & exporter of Split Seal. Split Seals are designed for the equipment where dismantling of the equipment is difficult. These seals can be easily installed in the equipment without prolong shut down.

Industrial Application:

Chemical, Petrochemicals, Pharmaceutical.

Face Materials:

Carbon Graphite Antimony impregnated, Silicon Carbide.

Metal Component:

S.S 304, S.S 316L.

Secondary Seal:

FKM, EPDM, NBR.

Operating Limits:

• Pressure : 10 bar
• Temperature : -40C to 150C
• Speed : 10 m/s

CARBON FLOATING RING SEALS

Carbon floating ring seals are used, if the application has a circumferential speed (sliding speed) above 40 m/s, normally for turbine and compressor applications. Installation is easy due to split design (dismantling of the shaft is not necessary). Easy replacement due to segmented seal ring design.

Industrial Application:

Chemical, Petrochemicals, Pharmaceutical.

Face Materials:

Carbon

Metal Component:

S.S 316L, Hastelloy C, Inconel, Titanium.

Secondary Seal:

FKM, EPDM, NBR, PTFE.

Operating Limits:

• Pressure : 20 bar
• Temperature : -40C to 280C
• Speed : 150 m/s

CONICAL SPRING SEALS

Conical Spring Seals are extremely rugged & reliable, therefore it is used in a wide range of sealing applications. It can be easily assembled or dismantled. The seal arrangement does not require any modification, in case of conversion from gland packing to mechanical seal. The compact design eliminates the requirement of extra radial & axial space for its installation.

Industrial Application:

Process Industries, Oil Refinery, Pharmaceutical, Solvents, Paper & Pulp Industries etc.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic, Special Cast.

Metal Component:

S.S 304, S.S 316, Alloy 20, Hastelloy C.

Secondary Seal:

Viton, TTV, FKM, NBR, EPR, PTFE.

Operating Limits:

Pressure: 10 bar

Temperature : -20C to 140C

Speed : 15 m/s

Grundfos Cartridge Seal

Lineproof Engineering is instrumental in offering superior quality Grundfos Pump Cartridge Seals. These Grundfos Seals have sophisticated design which can be used in high slurries application.

Industrial Application:

Water, Chemical, Pharmaceutical, Boiler Feed.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide.

Metal Component:

S.S 304, S.S 316.

Secondary Seal:

Viton, NBR, EPDM, FKM, FFKM, HNBR.

SINGLE CARTRIDGE SEAL

Single Cartridge seal are special purpose multi spring Balanced Mechanical Seal designed for abrasive and corrosive media. Independent of direction of rotation. Easy installation because of Cartridge construction. Rugged design improves operating life.

Industrial Application:

Pulp & Paper Industries, Petrochemical, Refinery.

Face Materials:

Tungsten Carbide, Carbon, Silicon Carbide, Ceramic.

Metal Component:

S.S 316, S.S 316L, Alloy 20, Hastelloy C.

Secondary Seal:

Viton, PTFE, GFT, FKM, EPDM.

Operating Limits:

• Pressure : Full vacuum to 40 bar
• Temperature : -40C to 220C
• Speed : Subject to specification.