India’s premier manufacturer of mechanical seals and components
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Non - Pusher Seals

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Premier Manufacturer of Non Pusher Seal in India

Sealventures is a distinguished manufacturer, supplier, and global exporter

specializing in high-performance Non Pusher Seal. Based in Mumbai, India, we engineer both Balanced and Unbalanced designs specifically optimized for pumps, compressors, and rotating equipment.

Our precision-engineered seals serve as direct, high-quality equivalents to industry-standard brands such as John Crane, Burgmann, Flowserve, AES, Chesterton, Vulcan, and Roten, ensuring seamless integration and reliability.

Engineering Excellence & Technical Specifications

At Sealventures, we leverage advanced manufacturing technologies and rigorous quality control to produce pusher seals that withstand demanding industrial environments.

Value-Driven Solutions and Global Logistics

We are committed to providing cost-effective sealing solutions without compromising on material integrity. Our streamlined production and logistics framework ensure:

Comprehensive Product Portfolio

As a leading Mumbai-based authority in sealing technology, Sealventures provides a comprehensive range of mechanical seals and support systems tailored to diverse industrial needs.

Our extensive portfolio includes Conical Spring Seals, Single and Multi Spring Seals, Rubber and PTFE Bellow Seals, Cartridge Seals, Metal Bellow Seals, Agitator and Reactor Seals, Dry Running Seals, Split Seals. Beyond our standard and custom-engineered seals, we offer essential support hardware—including Supply Systems and Bearing Isolators —to ensure maximum operational reliability.

SV-RBRT-51 / RBRT-51
SV-RBRT-51 / RBRT-51

ROBIN TYPE RUBBER BELLOW MECHANICAL SEAL

Materials

Seal Ring Faces : Carbon, SiC and TC
Seat Faces : NiR, Ceramic, SiC and TC
Secondary Seal : Viton, Neoprene, EPDM, NBR and Buna-N
Metal parts : SS 304, SS 316 & etc.

Operating Range

Shaft Dia: 10mm to 100mm
Pressure: Up to 8 bar
Temperature: −20°C to 180°C
Speed: Up to 3000 RPM

Features

  • For plain or stepped shafts
  • Single seal
  • Unbalanced design
  • Torque transmission by elastomer bellow
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SV-RBRT-51D

RUBBER BELLOW ROBIN TYPE DOUBLE SEALS

Materials

Seal Ring Faces: Carbon, SiC and TC
Seat Faces:NiR, Ceramic, SiC and TC
Secondary Seal:Viton, Neoprene, EPDM, NBR and Buna-N
Metal parts:SS 304, SS 316 & etc.

Operating Range

Shaft Dia: 10mm to 100mm
Pressure: Up to 8 bar
Temperature: −20°C to 180°C
Speed: Up to 3000 RPM

Features

  • For plain and stepped shafts
  • Single seal
  • Unbalanced
  • Torque transmission by elastomer bellow
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SV-RBRT-51D
SV-RBT51-11 / 12 / 13
SV-RBT51-11 / 12 / 13

RUBBER BELLOW UNBALANCED MECHANICAL SEALS

Materials

Seal Ring Faces : Cabon, SiC and TC
Seat Faces :NiR, Ceramic, SiC and TC
Secondary Seal :FKM, EPDM, Silicon, NBR
Metal parts :SS 304, SS 316, Hast-C, Alloy-20 & etc.

Operating Range

Shaft Dia: 10mm to 100mm
Pressure: Up to 20 bar
Temperature: -40°C to +150°C
Speed: Up to 3000 RPM

Features

  • For plain shafts
  • Single seal
  • Unbalanced design
  • Drive bands protect to bellows
  • Torque transmission by elastomer bellow
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SV-MG-1 / MG-12 / MG-13

ELASTOMER (RUBBER) BELLOW MECHANICAL SEALSL

Materials

Seal Ring Faces: Carbon, SiC and TC
Seat Faces:NiR, Ceramic, SiC and TC
Secondary Seal:Viton, Neoprene, EPDM, NBR and Buna-N
Metal parts:SS 304, SS 316 & etc.

Operating Range

Shaft Dia: 10mm to 100mm
Pressure: Up to 15 bar
Temperature: -20°C to 150°C
Speed: Up to 3000 RPM

Features

  • For plain shafts
  • Single seal
  • Unbalanced
  • No torsion on bellows
  • Torque transmission by elastomer bellow
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SV-MG-1 / MG-12 / MG-13
SV-MB61 / SV-MB61-V
SV-MB61 / SV-MB61-V

METAL BELLOW BALANCED MECHANICAL SEAL

Materials

Seal Ring Faces : Carbon, SiC and TC
Seat Faces :SiC and TC
Secondary Seal : Viton, PTFE, FEP, EPDM and FFKM
Metal parts : SS 304, SS 316, Hast-C, Alloy-20 & etc.
Bellow MOC :AM350, Inconel®, Hastelloy® C-276

Operating Range

Shaft Dia: 25mm to 100mm
Pressure: Up to 25 bar
Temperature: −30°C to 260°C
Speed: Up to 3000 RPM

Features

  • For plain shafts
  • Single seal
  • Balanced
  • Independent of direction of rotation
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SV-MB62-G

METAL BELLOW GRAFOIL PACKING BALANCED SEAL

Materials

Seal Ring Faces: Carbon, SiC and TC
Seat Faces:SiC and TC
Elastomer:Flexible Graphite
Bellow MOC:AM350, Inconel®, Hastelloy® C-276
Metal parts: SS 316, Hast- C and Carpenter 42

Operating Range

Shaft Dia: 25mm to 100mm
Pressure: Up to 25 bar
Temperature: −40°C to 350°C
Speed: Up to 3000 RPM

Features

  • For plain shafts
  • Single seal
  • Balanced
  • Independent of direction of rotation
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SV-MB62-G
SV-TB71
SV-TB71

TEFLON (PTFE) BELLOW MECHANICAL SEAL

Materials

Seal Ring Faces : Carbon, SiC and TCc
Seat Faces :Ceramic and SiC
Elastomer :PTFE and GFT
Metal parts : SS 316, Hast -C and Alloy 20
Bellow MOC :PTFE + GFT Composite

Operating Range

Shaft Dia: 25mm to 100mm
Pressure: Up to 25 bar
Temperature: −45°C to +120°C
Speed: Up to 3000 RPM

Features

  • For plain shafts
  • Maximum corrosion resistance
  • Outside mounted
  • Independent of direction of rotation
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SV-TB71-R

TEFLON (PTFE) BELLOW MECHANICAL SEAL

Materials

Seal Ring Faces: Carbon, SiC and TCc
Seat Faces:Ceramic and SiC
Elastomer:PTFE and GFT
Bellow MOC:PTFE + GFT Composite
Metal parts:SS 316, Hast -C and Alloy 20

Operating Range

Shaft Dia: 25mm to 100mm
Pressure: Up to 25 bar
Temperature: −45°C to +120°C
Speed: Up to 3000 RPM

Features

  • For plain shafts
  • Maximum corrosion resistance
  • Outside mounted
  • Independent of direction of rotation
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SV-TB71-R

Do you have queries about how Sealventures can help your company stay competitive across the industry?
Get in touch with us !

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What our clients say about us

We've helped hundreds of businesses transform their digital presence. Here's what some of them have to say.

"We have been using Sealventures Cartridge Seals in our chemical plant for over a year now. Earlier we faced frequent leakage issues with local brands, but since switching to them, we have seen zero leakage and the installation was very quick. The technical team is knowledgeable and guided us well on the face material selection. Highly recommended for durable seals."

Rajesh Patel

Plant Manager, Gujarat

"Excellent service! We had a breakdown in our boiler feed pump, and buying a new imported seal was too costly and time-consuming. I contacted Sealventures, and they collected, lapped, and repaired the seal within 48 hours. The pump is running smooth now, and they really saved our production downtime with their quick response."

Srinivas Reddy

Maintenance Engineer, Hyderabad

"I purchased Bearing Isolators from Sealventures to solve oil leakage issues in our electric motors. Since installation, the area is completely dry, and our bearing life has increased significantly. It is a one-time investment but totally worth it compared to standard lip seals. Good engineering by the team."

Vikram Malhotra

Textile Unit Owner, Ludhiana

"We are regular buyers of mechanical seals for water pumps from Sealventures. Being an OEM, we need consistent quality, and they have never disappointed us. Their pricing is much better than big MNC brands, yet the finishing and packing are top-class. If you want a hassle-free supply, go for them."

Amit Kumar Singh

Procurement Manager, Noida

"I ordered Tungsten Carbide (TC) and Silicon Carbide seal faces from them, and the quality is genuine. The surface finish and flatness meet international standards, which is hard to find in the local market. They maintain good stock for spare parts, making them a reliable partner for heavy-duty applications."

Aftab Shaikh

Industrial Supplier, Mumbai

"A very professional company. I needed a specific component seal for an old pump which was not available anywhere, and Sealventures provided the exact match. The rubber bellows and springs used are of high quality, and it has been 6 months with no complaints. Thanks to the team for the quick support."

Shahid Chowdhury

Workshop Owner, Kolkata