HR Mechanical Seal, Engineered Seals, Mechanical Pump Seal

• Standard: Standard, Nonstandard
• Transport Package: Wooden Box or Carton Box Upon The Order
• Specification: CE; RoHS
• Trademark: Saisi Seal
• Origin: Zhangjiagang, Jiangsu
• Model NO.: SS-HR
• Production Capacity: 50, 000sets/Year

Product Description

Features
Equivalent to Type HR

Single seal

Balanced

Independent of direction of rotation

Multiple springs stationary

Seat rotating

Seat arranged directly behind the impeller

Spring protection sleeve

Variant with cylindrical spring and acc. EN12756 (HRZ1) available

Variant as cartridge with/without guide sleeve for application with/without quench (HR2,HR3)

Dual seal as cartridge unit (HRKS-D) available

 

Operating range

Shaft diameter: dN = 36 ... 270 mm (1.4" ... 10.63")

Pressure: p1* = 16 bar (230 PSI)

Temperature: t = -20 °C ... +160 °C (-4 °F ... +320 °F)

Sliding velocity: vg = 10 m/s (33 ft/s)

*For operation under vacuum it is necessary to arrange for quenching on the atmosphere side.

 

Materials

Seal face: Silicon carbide (Q1, Q2)

Seat: Silicon carbide (Q1, Q2

 

Notes

Direction of installation:

From the impeller side: HR10

From the bearing side: HR11

We can manufacture seals of all applications, including standard and customized products. Pls contact with explore saisiseal.en.made-in-china.com

HRZ1

Single seal with cylindrical spring and type G76 seat. For installation in covers with installation

dimensions according to EN 12756 B or U. Installation length l11 corresponds to max. l1k.

Intermediate sizes on request.