Spring Pusher Seals
Typical spring pusher mechanical seals such as 58U, 59U, 58B, 59B, M3 series, Type 104, 105, 108U, M74, M7N, M524, Convertor II, SAI, Cartex SN and DN, etc.
see moreBellow Seals
Metal bellow and elastomer bellow mechanical seals such as replacement seals of MG1, MG12, MG13, MG9, BIA, Type 21, 2100, Type 680, Type 609, MFL85N, etc.
see morePaper & Pulp Seals
Mechanical seals for paper and pulp devices, including replacement seals of Safematic series SE1, SE2, SEW, SB2, JCS1, JCS2, TB1, TB2, replacement seals of LP-D.
see moreMixer & Agitator Seals
Mechanical seals such as 2001, 2002, 2004, 2005 and 2009, MK451, MK481, Type 202, 204, 204B, 205, 206, 207, 212, Flowserve Type RO, HJCK for horizontal mixers. etc.
see moreSlurry & FGD Seals
Mechanical seals for slurry pumps and FGD devices, including ZGJ, ZHJ, ZWJ, TJL, HC80, B173, MN206, KTL, etc. For slurry and FGD pumps of manufacturers such as Kingda and Warman.
see moreSpecial Seals
Mechanical seals designed for special equipment such as high speed pumps, cryogenic pumps, immersion rolls, compressors, gearboxes, blowers, WILO pumps and Flygt pumps.
see moreOther Seals
Other products of YALAN Seals, such as bearing isolators, mechanical seal support system, spray coating shaft sleeves, friction pairs and O-rings, framework oil seals, cyclinder separators, etc.
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- YALAN Type 28AT Dry Gas Seals
- YALAN Type 28XP Dry Gas Seals
- YALAN JCS2 Double-balanced O-ring Pusher Mechanical Seals
- YALAN 1D56-H75 Cartridge Seal for Boiler Feed Pumps
- YALAN UU7002J Cartridge Mechanical Seal for Roots Blowers
- YALAN KTL Cartridge Mechanical Seal for Salt Slurry Pumps and Desulphurization Pumps
- YALAN ZGJ Mechanical Seals for Paper-making Equipment, Alumina Plants, Flue Gas Desulphurization, Deashing System and Slurry Pumps
- YALAN SAF Mechanical Seal for Paper-making Equipment and Pressure Screens (for paper pulp agitation)
210
Power Plants Served
13000000
USD Annual Sales
3600
Seals Designed
600
Global Clients
Industries we serve
As one of the leading mechanical seal suppliers in China, mechanical seals of YALAN Seals are widely used in the industries below as very important machinery components.
Water Treatment
Chemical Industry
Gas and Oil
Paper and Pulp
Food and Beverage
Petrochemical Industry
Power Generation
Pharmaceutical Industry
Our clients
See our facilities
Production Base
The whole facility is over 15,000 square meters, fully equiped with CNC production devices. Learn more
Testing Center
8 full time employees working as the QA team, taking care of the final installation and seal tests in the testing facility. Learn moreResearch Center
10 expierenced senior engineers work as a team of research and development for new mechanical seal design and solutions. Learn more
Support Center
YALAN after-sales and technical support center is located in city of Shijiazhuang with 6 support technicans. Learn more
Production Base
City of Chuzhou, China
YALAN production center is located in the beautiful Industrial Park of Dingyuan, City of Chuzhou, Anhui, China. The whole facility is over 15,000 square meters.
The production center has 70 full time workers and totally 99 sets of production devices. The whole factory is able to manufacture products of over USD 15 million and has an actual annual output value of USD 13 million per year currently.
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Testing Facility
City of Chuzhou, China
YALAN installation and test center is located in the beautiful Industrial Park of Dingyuan, City of Chuzhou, Anhui, China. The whole facility is over 1,200 square meters.
The testing center has 8 full time installation and testing engineers. Every single seal produced will be tested here with both dynamic and static sealing experiment.
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Research and Development Center
City of Hefei, China
YALAN research and development center is located in city of Hefei, the captial of Anhui Province, China. It has 10 very experienced senior engineers working as a team for developing new mechanical seal solutions and provide technical support to the production factory of YALAN Seals.
The team has accomplished a total amount of over 3,600 models of mechanical seals and won 28 patents and invention. The search center of YALAN Seals is also named as one of the national high tech enterprises and provincial mechanical seal design and development technical center.
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North China Support Center
City of Shijiazhuang, China
YALAN North China support center was established for supporting long term OEM relationships with big pump and mixer manufacturers in North China area.
The support center now has 6 full time engineers who will be available to work in field to resolve any technical problems our OEM partners would have at the end user's facilities.
Lean moreFrequently asked questions
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How is a mechanical seal constructed?
All mechanical seals have these 3 basic sets of parts, which are: a set of primary seal faces, a set of secondary seals and other mechanical seal hardware, such as gland rings, collars, compression rings, pins, and compensation parts.
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What are the essential requirements for proper operation of a mechanical seal?There are 3 essential requirements to seal faces and they must be: flat and polished, installed perpendicular to the shaft, and sufficient to maintain contact of the faces. -
What is mechanical seal?A mechanical seal is a device that helps join systems or mechanisms together by preventing leakage (for instance, in a plumbing system), containing pressure, or excluding contamination.
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materials and features
- Metal Impregnated Carbon Graphite
- Resin Impregnated Carbon Graphite
- Tungsten Carbide
- Titanium Carbide
- High Performance SSiC
- High Performance RSiC
- 99% Al2O3 Ceramic
- Fiberglass and Graphite PTFE
- Tin-bronze
elastomers and features
- NBR
- HNBR
- Viton/FKM
- FEPM
- EPDM
- Aflas
- MVQ
- Kalrez/FFKM
- Flexible Carbon
- V Type PTFE Slastomer
- PTFE Coating Elastomers
frequently asked questions
- Definition
- Usages
- Seal Structure
- Why Use Mechanical Seals
- Suitable Devices
- Advantages
- Limitations
- Why Choose Us
- Flushing and Quench
- Proper Operation
- Essential Requirements
- Vendors and Suppliers
checks, notes and suggestions
- Pre-Installation Checks
- Material Configuration Check
- Device Precision Check
- Shaft Check
- Seal Face Check
- Installation Notes
- Noise Check
- Sealing Chamber Check
- Operating Temperature Check
- Cooling System Notes
We are
Professional. Creative. Passionate. Innovative.
With over 30 years of experiences in mechanical seal industry, YALAN has got 28 patents, ISO9001, ISO14001 and OHSAS 18001 certificates, and a lot of other certificates and honors.
YALAN's engineering department is fully passionate and has complete design ability to custom mechanical seals according to different special requirements from our clients.
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YALAN Seals Global
Anhui, China
21st Floor, Lanjing International Tower
Yaohai, City of Hefei
+86 551 6428 7402
contact@yalan-seals.com
atman.zhou@yalan-seals.com
eva.zhang@yalan-seals.com
lia.wang@yalan-seals.com
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YALAN KJ23-14 Mechanical Seal for Liquid Cooling Pumps on S300 Air Defense System
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What We Offer
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