PRODUCTS
CM4B
Single spring pusher seals
● Pressure： 0~3.0 MPa
● Temperature： -40~260℃
● Speed：≤25m/s
√ Single springs with excellent capabilities of anti-clogging and anti-corrosion, designed for a small amount of particles containing or easy to crystallize media
√ Compensating for large axial movement
√ The structure of mating rings benefiting for good installation of seal faces without sloping
√ Torque transmitted by shifting forks with strong transmission capacities and independent of rotation direction
● Single springs, rotary
● Shifting forks drive
● Standard floating bushing
√ Sewage pumps
√ Alkali pumpS
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ General industry
● Process side:API682 PLAN 11, 21, 31, 32
● Atmospheric side: API682 PLAN 61, 62
CM1B/11B
Tandem pusher Seals
● Pressure：0~3.0 MPa
● Temperature：-40~260℃
● Speed：≤25m/s
√ Widely applied in flammable, explosive or toxic, hazardous medium ,such as aromatics, acid water, etc
√ Secondary seal as a safety seal, preventing medium directly leaking into the atmospheric
√ Compact design fit for all API pumps
● Multiple springs, rotary
● Dent drive
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ General industry
● Process side:API682 PLAN 11, 13, 14, 21, 23, 32,
● Between seals:API682 PLAN 52, 55
CM15/11B
Tandem pusher seals
● Pressure：0~3.0 MPa
● Temperature：-40~260℃
● Speed：≤25m/s
√ Pressurized double seal, ideal for flammable, explosive or toxic medium with high safety requirements
√ Prevent media leaking into the atmosphere
√ Adapt fluctuation of positive and negative pressure difference and pump housing evacuation condition
√ Short axial dimension and compact designs
● Multiple springs, rotary
● Internal balanced in process side seal
● Dent drive
√ Refining & petrochemical
√ Coal chemical
√ Chemical
● Process side：API682 PLAN 11, 21, 32
● Between seals:API682 PLAN 53A, 53B, 53C, 54
CM1B/1G
Tandem gas-lubricated seals for pumps
● Pressure：0~3.0 MPa
● Temperature： -40~260℃
● Speed：≤25m/s
√ I deal for light hydrocarbon, aromatic hydrocarbon, liquid ammonia and other medium;
√ Secondary seal as containment seal ,preventing medium leaking into the atmospheric
√ Nitrogen as buffer gas for safety and environmental protection
√ Short axial dimension and compact designs
● Multiple springs, rotary
● Dent drive
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ General industry
● Process side:API682 PLAN 11, 13, 21, 32,
● Between seals:API682 PLAN 72, 75, 76
CM1BD
Back-to-back pusher seals
● Pressure：0~3.0 MPa
● Temperature：-40~260℃
● Speed：≤25m/s
√ Applied in inflammable, explosive, toxic, granular impurities or high viscosity medium
√ Prevent medium directly leaking into the atmospheric
√ Compact designs, resistance for pump cavity evacuation
● Multiple springs, rotary
● Dent drive
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ General industry
● Process side:API682 PLAN 01, 11, 21, 32,
● Between seals:API682 PLAN 53A, 53B, 53C, 54
CM15B/19B
Back-to-back high pressure pusher seals
● Pressure：0~4.0 MPa
● Temperature：-40~260℃
● Speed：≤25m/s
√ Pressurized double seal, ideal for flammable, explosive or toxic medium with high pressure and high safety requirements;
√ Prevent medium leaking into the atmospheric
√ Recommended applications: hydraulic turbine of refinery hydrogenation plants, and rich amine liquid of desulfurization plants;
√ Adapt fluctuation of positive and negative pressure difference and pump housing evacuation condition
√ Prevent media leaking into the atmospheric, micro barrier fluid will get into pumped media
√ Back-to-back arrangement, short axial dimension and compact designs
● Multiple springs, rotary
● Internal balanced+ high pressure
● multiple springs, rotary
● Dent drive
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ Hydraulic recycle turbines
√ Amine rich turbines
● Process side:API682 PLAN 01, 11, 21, 32
● Between seals:API682 PLAN 53A, 53B, 53C, 54
CM19B
Medium pressure single mechanical seals
● Pressure：0~6.0 MPa
● Temperature：-40~260℃
● Speed：≤25m/s
√ CM1B derived structure, suitable for medium-high pressure chemical fluid of 3 ~ 6 Mpa;
√ The unique design of the primary ring is beneficial to increase the heat dissipation area and reduce the deformation of seal faces
√ Compact design fit for all API pumps
√ Torque transmitted by screws and lugs, easy installation and reliable transmission.
● Multiple springs, rotary
● Primary and mating rings with medium and high pressure resistant designs
● Dent drive
● Torque transmitted by lugs
● Standard floating bushing
√ Boiler feed water pumps
√ Medium and high pressure chemical process pumps
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ General industry
● Process side:API682 PLAN 11, 21, 23, 32
● Atmospheric side:API682 PLAN 61, 62
CM9G
● Pressure：≤3.0 MPa
● Temperature：-40~300℃
● Speed：≤15m/s
● Double, multi-springs, balance design
● Face rings are driven by fork for more reliable
● Shared springs structure for large axial displacement
● The design with reverse pressure capability which keeping face fit when pressure of system lower than vessel and ensure safety
● Locking on the shaft by single or double bevel face or split type to ensure driving reliably
● Fitted with cooling jacket in high-temperature application
√ For use in the industry of SBR/BR, HDPE/LDPE/FDPE, PP, PTA, PVC, Polyester, coal chemical, etc.
√ For use in various fluid, e.g. acid, aqueous solution, chemical products, corrosive medium
√ API PLAN 53/54
Dry gas seal support system
● Used for dry gas seals for centrifugal, rotary screw compressors and expanders
● Supply dry and clean gas with specified pressure, flow& temperature for dry gas seal
● Monitor the of seals with alarm
● Designing, manufacturing and inspection in accordance with AP1614, support different kinds of dry gas seals.
● Large application range in terms of pressure, temperature and medium.
● Booster, separator and heater as option based on the specific condition
● Open structure or skid design available; customized designed and manufactured available
CMGR Heat exchangers
● Cool or heat the flushing fluid
● Designing, manufacturing and inspection refer to GB/T150
● Spiral tubes of heat exchange, remarkable heat exchange effect and compact size
● Removable, easy to clean
● Customized designing and manufacturing available
● Ideal for auxiliary systems for mechanical seals API 682 Plan21,22,23,41
CMG3 Reservoir systems
● Supply buffer fluid/barrier fluid for mechanical seals to optimize the working environment of dual mechanical seals
● Monitor the operation of seals with alarm
● Designing, manufacturing and inspection refer to GB/T150
● Piping components and instrument configurations in accordance with AP1682
● Level sight glass and cooling coil are available
● Modular design of components
● Optional disassembly structure, easy for internal cleaning
● Customized designing and manufacturing available
● Ideal for auxiliary systems for mechanical seals API 682 Plan52、53A
CMG3-53B Systems
● Designing, manufacturing and inspection refer to GB/T150
● Piping components and instrument configurations in accordance with AP1682
● Contain accumulators, heat exchangers, pipe components and instruments
● Water-cooled or air-cooled heat exchangers are available according to the site conditions
● Improve the working environment of dual mechanical seals by supplying barrier fluid and dissipate friction heat of seal faces in time
● Monitor the operation of seals with alarm
● Customized designing and manufacturing available
● Ideal for auxiliary systems for mechanical seals API 682 Plan53B
Dry gas seal control systems for CMQ pumps
● Ideal for tandem or dual dry gas seals for pumps
●Provide a certain pressure and flow of clean dry gas for the seal
●Monitor the operation of seals with alarm
● Designing, manufacturing and inspection refer to GB/T150
● Piping components and instrument configurations in accordance with AP1682
● Panel or box structures are available:
1.Operation and easy maintenance for panel structures
2.Simple and beautiful appearance for box structures
● Customized designing and manufacturing available
● CMQ is ideal for auxiliary systems for mechanical seals API 682 Plan 72,74,75,76
CM19B/1B
Tandem spring pusher seals
● Pressure：0~6.0 MPa
● Temperature： -40~260℃
● Speed：≤25m/s
√ Applied in high pressure medium, like, light hydrocarbon, aromatic hydrocarbon, ethylene, propylene ,etc.
√ Prevent medium leaking into the atmospheric, usually micro leakage inside should be discharged into the flare system;
√ High pressure seal in process side, the unique design of the primary ring is beneficial to reduce the deformation of seal faces and increase the heat dissipation area;
√ Short axial dimension and compact designs
● Double seal with tandem arrangement
● High pressure seals in process side
● multiple springs, rotary
● Torque transmitted by lugs
● Dent drive
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ General industry
● Process side:API682 PLAN 11, 21, 32,
● Between seals:API682 PLAN 52, 55
CM1B
Single General PurposeMechanical Seals
● Pressure：0~3.0 MPa
● Temperature：-40~260℃
● Speed：≤25m/s
√ General application, the preferred type for normal operating conditions
√ The structure of mating rings benefiting for good installation of seal faces without sloping
√ Moderate sizes & optimized seal faces load, meet requirements of most API pumps
● Multiple springs, rotary
● Dent drive
● Standard floating bushing
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ General industry
● Process side:API682 PLAN 01, 11, 13, 21, 23, 32
● Atmospheric side:API682 PLAN 61, 62
CMB21-E
Rotary single metal bellow seal
● Pressure：0~3.0 MPa
● Temperature：-120~400℃
● Speed：≤25m/s
√ Ideal for cryogenic and high temperature condition
√ Excellent capacities of anti-corrosion and anti-seismic performance
√ Rotary bellows to prevent medium particles from depositing between wave plates and self-cleaning function
√ Standardized bellows manufacturing process with high strength and fatigue resistance
● Welded metal bellows, rotary
● Compaction installation
● Flexible graphite as secondary seal
● Standard floating bushing
√ Cryogenic and high temperature pumps
√ Refining & petrochemical
√ Coal chemical
√ Chemical
√ General industry
● Process side:API682 PLAN 01, 11, 21, 23, 32
● Atmospheric side:API682 PLAN 61, 62
CMB21/B21
Tandem metal bellow seals
● Pressure：0~3.0 MPa
● Temperature： -120~400℃
● Speed：≤25m/s
√ Ideal for cryogenic and high temperaturemedium with higher safety requirements;
√ Secondary seal as a safety seal, preventing media directly leaking into the atmospheric
√ Rotary bellows to prevent medium particles from depositing between wave plates , self-cleaning function
● Welded metal bellows, rotary
● Compaction installation
● Flexible graphite as secondary seal
√ Refinery& petrochemical
√ Coal chemical
√ Chemical
● Process side:API682 PLAN 11, 13, 14, 21, 23, 32,
● Between seals:API682 PLAN 52, 53A, 53B, 53C, 54,55
● Atmospheric side:API682 PLAN 61, 62,
CMB21D
Double metal bellow seals
● pressure：0~3.0 MPa
● Temperature：-120~400℃
● Speed：≤25m/s
√ Applied for cryogenic and high temperature condition
√ Prevent medium leaking into the atmospheric
√ Compact designs, resistance for pump housing evacuation
● Welded metal bellows, rotary
● Shrink fitted seal face
● Compaction installation
● Flexible graphite as secondary seal
● Refinery&Petrochemical
● Coal chemical
√ Process side:API682 PLAN 01, 21, 32
√ Between seals:API682 PLAN 53A, 53B, 53C, 54
√ Atmospheric side:API682 PLAN 61, 62
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Contact
Email: export@sns-china.com
International sales: +86-028-85373902
Address: No. 8, 4th Wuke West Road, Chengdu City, Sichuan Province，China
Sinoseal Holding Co., Ltd. is a Chinese listed company and a leader in China’s Fluid Sealing Industry. Sinoseal has transformed its 40 over years of research and development experience into a professional company specialized in the production and a provider of overall sealing solutions for its customers. With our strong technical strength and advance technology and equipment used in manufacturing , Sinoseal’s products and services enjoy a good reputation across the industries it serves in China.
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