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NINGBO MIAOYU MACHINERY TECHNOLOGY CO., LTDNINGBO MIAOYU MACHINERY TECHNOLOGY CO., LTD

Elastomer Bellow Shaft SealsElastomer Bellow Shaft Seals
Elastomer Bellow Shaft Seals

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Elastomer bellow shaft seals deliver reliable, high-performance sealing for rotating shafts, effectively preventing leakage of fluids and ingress of contaminants in industrial applications.
img of Carbon/Graphite Elastomer Mechanical Packing Seal

Carbon/Graphite Elastomer Mechanical Packing Seal

Carbon/Graphite elastomer mechanical packing seal is a composite sealing solution designed to provide reliable, leak-free performance in demanding industrial environments. Combining the superior lubricity and thermal conductivity of carbon/graphite materials with the flexibility and resilience of high-grade elastomers, this seal is engineered to withstand high temperatures, corrosive media, and mechanical stress. Suitable for pumps, valves, agitators, and other rotary equipment, it offers an efficient alternative to traditional packing materials.

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img of Elastomer Bellows Dry Mechanical Seal for Pool Pump

Elastomer Bellows Dry Mechanical Seal for Pool Pump

The dry mechanical seal is a highly efficient, maintenance-free sealing solution engineered specifically for swimming pool and spa circulation pumps. This seal is designed as a reliable replacement for a wide range of OEM models, featuring a durable EPDM rubber bellows that provides excellent flexibility and corrosion resistance. 

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img of Tungsten Carbide Grundfos Wave Spring Mechanical Seal

Tungsten Carbide Grundfos Wave Spring Mechanical Seal

The tungsten carbide grundfos wave spring mechanical seal is a premium, heavy-duty replacement engineered specifically for Grundfos CR, CRI, CRN, TP, NB, and NK series vertical multistage pumps. This OEM-compatible seal features a robust Tungsten Carbide (TC) vs. Tungsten Carbide face combination, delivering exceptional resistance to abrasion, thermal shock, and high pressure. 

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img of Elastomer Mechanical Shaft Seals for Vacuum Pump

Elastomer Mechanical Shaft Seals for Vacuum Pump

The elastomer mechanical shaft seals is a precision-engineered, high-performance solution designed to maintain critical sealing integrity in demanding vacuum environments. This advanced mechanical shaft seal is specifically optimized for rotary vane, liquid ring, and other industrial vacuum pumps, effectively preventing atmospheric in-leakage and preserving chamber pressure. 

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img of John Crane Type 6 Elastomer Bellows Mechanical Seal

John Crane Type 6 Elastomer Bellows Mechanical Seal

The John Crane Type 6 elastomer bellows mechanical seal is a robust, high-performance sealing solution widely used in centrifugal pumps handling water, mild chemicals, and general industrial fluids. The type 6 mechanical seal is a go-to choice for industrial pump applications where reliability and cost-effectiveness are key.

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img of John Crane RM 2100 Elastomer Bellows Shaft Seal

John Crane RM 2100 Elastomer Bellows Shaft Seal

• Torque Transmission: The bellow itself transmits torque, eliminating drive pins and protecting the shaft from wear.

• Modular Design: Meets DIN 24960 and ISO 3069 standards, making it a universal fit for modern metric pumps.

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img of Crane Type 2 Single Spring Elastomer Bellows Seal

Crane Type 2 Single Spring Elastomer Bellows Seal

• Non-Clogging Spring: The large single coil spring resists fouling from deposits, making it reliable in hard water or light slurries.

• Shaft Protection: The bellow covers the shaft area under the seal, preventing corrosion and fretting wear.

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img of Type 1 Elastomer Bellows Seals for Caustic Pump

Type 1 Elastomer Bellows Seals for Caustic Pump

• Robust Drive: The Type 1's positive drive band handles the higher torque required when pumping viscous caustic solutions.

• Self-Cleaning Spring: The large spring design helps break up crystallized caustic deposits that might otherwise lock up the seal.

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img of Tungsten Carbide Elastomer Mechanical Seals Kits

Tungsten Carbide Elastomer Mechanical Seals Kits

• Nickel Binder TC: We use Nickel-bonded Tungsten Carbide for superior corrosion resistance in water and mild chemicals compared to Cobalt-bonded grades.

• Complete Solution: Kit includes rotary, stationary, O-rings, and spring, ensuring all wear parts are replaced at once.

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img of Elastomer Bellow Mechanical Pump Shaft Seals For Kewpump

Elastomer Bellow Mechanical Pump Shaft Seals For Kewpump

Elastomer bellow mechanical pump shaft seal is a precision-engineered, direct replacement seal designed specifically for Kewpump’s range of positive displacement gear pumps. Featuring a durable elastomer bellows (typically EPDM, FKM, or NBR) that acts as a flexible secondary seal, it effectively compensates for shaft misalignment and vibration.

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img of Flygt Bellow Shaft Seal Rubber Bellows Seal

Flygt Bellow Shaft Seal Rubber Bellows Seal

• Positive Drive: The rubber bellow friction-drives the rotary face, eliminating the need for drive pins that can wear or corrode in sewage.

• Debris Shedding: The smooth outer profile of the bellow prevents rags and fibers from winding around the seal (ragging).

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img of Flygt Silicon Carbide Elastomer Bellow Shaft Seals

Flygt Silicon Carbide Elastomer Bellow Shaft Seals

• Sintered SiC: We use high-grade Sintered SiC for maximum hardness and chemical inertness, ensuring reliability in aggressive industrial effluents.

• Optimized Geometry: Designed to fit the specific "Griploc" or "Plug-in" dimensions of modern Flygt N-pumps.

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img of John Crane Type 6 PTFE Mechanical Oil Seal

John Crane Type 6 PTFE Mechanical Oil Seal

• Lip Seal Integration: Often combined with a PTFE lip seal for auxiliary protection against external contaminants.

• Robust Geometry: Maintains the simple, rugged Type 6 architecture but with materials capable of handling modern synthetic lubricants.

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    Our company is specialized in the production of sealing materials, mechanical seals , cartridge seals.

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