Mechanical seal Unitex

Type in the Iseal : ISUnitex

Shaft diameter: dN = 25 … 75 mm (1″ … 2.625″)
Pressure: p1 = 12 bar (174 PSI)
Temperature: t = -20 °C … 140 °C (-4 °F … 284 °F)
Sliding velocity: vg = 10 m/s (33 ft/s)
Axial movement: ±0.5 mm

Brand

Iseal

Item	Description
1	Bellows unit
1.1	Seal face
1.2	Bellows
1.3	Drive collar
1.4	L-ring (spring collar)
2	Spring
3	Seat (G60)
4	O-Ring or corner sleeve
5	Spacer ring
6	Shaft sleeve
7	O-ring
8	Cover
9	Gasket
10	Drive collar
11	Set screw
12	Snap ring
13	Assembly fixture
14	Socket head screw
15	Screw plug

Advantages

Straightforward and easy installation
Fits into any installation space due to smallest outer diameter
Important material certifications available
Universal application opportunities (standardization)
No modifications of the pump’s installation chamber necessary
Economical cartridge solution
Comes with flush connection acc. to API 682, Plan 11 for seal chamber cleaning and cooling

Features

Single cartridge seal
Elastomer bellows
Unbalanced
Independent of direction of rotation
Rotating spring
Bellows and spring free from torsion
Metric and inch sizes available

Materials

Seal face: Carbon graphite resin impregnated (B), Silicon carbide (Q1)
Seat: Silicon carbide (Q1)
Secondary seals: FKM (V), EPDM (E)
Metal parts: CrNiMo steel (G), CrNiMo cast steel (G)

Recommended applications