108U Single Spring Mechanical Seal for Anti-Corrosive Pumps - 18-100mm Shaft, 0.8MPa Pressure

Price Negotiable

Price: USD

MOQ: 1pcs

Delivery Time: 3~10DAYS

Brand: JG

Product Description

108U Model Single Spring Mechanical Seal

Professional-grade mechanical seal designed specifically for anti-corrosive pumps, featuring advanced wear-resistant technology and reliable performance in demanding industrial applications.

Key Features & Benefits

Single face plus framework oil seal design

Independent direction of rotation capability

Multi-springs isolated from media to prevent clogging

Easy installation and maintenance procedures

Excellent wear-resistant friction pairs for extended service life

Double-balanced structure on medium side

Compact inboard length design

Mating ring compensation system

Low-pressure circulating water cooling between primary seal and oil seal

Technical Specifications

Parameter	Range
Shaft Diameter	18-100mm
Operating Pressure	0-0.8 MPa
Temperature Range	-10 to 150°C
Sliding Velocity	3000 rpm

Material Composition

Component	Materials
Rotary Ring	Carbon, Silicon Carbide (SiC), Tungsten Carbide (TC), Ceramic
O-Ring	Viton, EPDM, NBR, AFLAS, Kalrez, PTFE
Spring & Metal Parts	SUS304, SUS316 Stainless Steel
Stationary Ring	Carbon, Silicon Carbide (SiC), Tungsten Carbide (TC), Ceramic

Performance Advantages

Spring unit isolated from product to prevent sticking and clogging

Safe operation with seal face locking by square pin

Suitable for pressure reversals and vacuum operation

No shaft damage from dynamically loaded O-Ring

Compact installation sizes for space-constrained applications

Ideal for conversions without pump adaptations

Resistant to solid-containing and abrasive media

Balanced seal performance even with plain shafts

Insensitive to shaft movements due to stationary design

Industrial Applications

Water and wastewater treatment systems

Chemical processing industry

Refining and petrochemical technology

Handling dirty, abrasive, and solid-containing media

Fugitive hydrocarbons containment (non-API applications)

Processing sticky and stringy media

Chemical standard pumps and sewage pumps

Custom Manufacturing Services

We accept OEM/ODM orders and provide customized mechanical seals according to your specific drawings and requirements. Small quantity orders are welcome, and we deliver excellent quality with competitive pricing.