DB59U，DB58U，DB59B，DB58model
Use in oil refining, petrochemical, pharmaceutical etc.
The products can replace John Crane 9U, 9B, 8U, 8B modelproducts
Stationary seats can switch.
DBMG11，DBMG12model
Use in water oil, and average corrosion mediums rotating
equipments, such as pumps, mixers. The products can replace
Burgmann MG1, MG2 model series products.
DBB model seriesrubber bellows seal
Use in water, oil and average corrosion mediums all sorts ofrotating
wheel equipments such as pumps, mixers etc. The products canreplace 301, 155, 560, 501, 521BIA model products etc. in domesticand
DB1502DB100R，100T series PTFEbellows.
Use in strong corrosion in bad conditions, including all sorts ofconcentrated acids, salts, and organic compound, the products canreplace John Crane 10R, 10T, 20, 20R model products.
Automotive sell:DB60A, DSB60, DBT04, DBT08
Use in diesel engine, motor, automotive cooling water pumps
and so on, these products can replace correspondence model productsin domestic and international corporation.
Metal bellows seal:DBJ111~J117 metal bellow series
Make use of water, oil sort,organism solvents, weak acids, weak
alkalis, ammonia and so on, cleanness and contained granular
fluid, The products can replace Brugmann 85N, W80model and JohnCrane 5515, 515C, 115, 215model products.
Cartridge seal:DB511, DB515, DB411, DB416 model
Used extensively in pumps, mixers aqitators compressors,
chemial, cleannes water, sewage water treatment and foodstuff andso
on. These products can replace Burgmann SH, HR model and John
Crane 5611, 5615 model series products.