Akman Double Mechanical Seals Replacement of H74D

• Customization: Available
• Structure: Double-End
• Pressure: High Pressure Mechanical Seals
• Model NO.: H74D
• Speed: High-Speed Mechanical Seal
• Temperature: High Temperature Mechanical Seal
• Performance: Temperature
• Standard: Standard
• Type: Mechanical Seals
• Balance: Balanced
• Transport Package: Carton
• Trademark: Akman
• Origin: China
• HS Code: 8484200090

Product Description

Its designed functions arethe same as BGMH7 seriers,except for the installation dimensions of drive base,the other installation dimensions (d1<100mm)are according to DIN24960,it is suitable for medium which can easily  solidify or contain fiber or particle.

Features
For stepped
shafts Dual
seal Balanced
Rotating multiple springs
Independent of direction of rotation
Seal concept based on the H7 range
Variant with pumping screw available (H74F-D)

Advantages
Efficient stock keeping due to easily interchangeable faces
Extended selection of materials
Flexibility in torque transmissions
Insensitive to low solids contents
EN 12756 (For connection dimensions d1 up to 100 mm (3.94")
 

Operating range			Recommended applications
Shaft diameter:			Process industry
d1	= 14 ... 200 mm (0.55" … 7.87")		Oil and gas industry
Pressure:			Refining technology
p1	= 80 bar (1,160 PSI) for d1 = 14 ... 100 mm,		Petrochemical industry
p1	= 25 bar (363PSI) for d1 = 100 ... 200 mm,		Chemical industry
p1	= 16 bar (232PSI) for d1 > 200 mm		Power plant technology
Temperature:			Pulp and paper industry
t = -50 °C ... 220 °C (-58 °F … 428 °F)			Low solids content and low abrasive media
Sliding velocity: vg = 20 m/s (66 ft/s)			Toxic and hazardous media
Axial movement:			Media with poor lubrication properties
d1 up to 100 mm: ± 0.5 mm			Adhesives
d1 from 100 mm: ± 2.0 mm			Chemical standard pumps

Riscky Li
Website: http://akman2006.en.made-in-china.com