ISP Type SE1 is the excellent replacement of john crane type SE1 seal,with
more economical price.
The Safeseal Type SE1 is a customer-fitted (OEM standard) single, balanced
component or cartridge seal designed for clean and lubricating fluids such as
water, different types of oils, solvents and paper stock. The Type SE1 seal is
designed especially for the Sulzer APP and APT pump series and Scan pump.
The SE1 seal is easy to install and maintain. In spite of its simple design, SE1
is very advanced in its technical capabilities, including, for example, a patented
thermal method for seal face holding and an elastic thrust ring.
Several variants of the design available for different services:
Type SE1C — single, balanced, cartridge seal, used in Sulzer Scan pump
Type SE1F — single, balanced cartridge seal with flush
1,Balanced design — undisturbed operation even with sudden pressure shocks.
2,Spring located in the stationary body of the seal — shaft misalignment does
not pump up the spring or wear out the O-ring.
3,Installation against the shaft shoulder — easy installation reduces risk of human
error. No measurements required for installation.
4,No drive pins at seals — seal face does not crack at start-up.
5,Available in different materials — selection covers all possible single seal applications.
Process pressure: 215 psi(g)/15 bar(g)
Seal faces: SiC/Carbon or SiC/SiC
O-rings: PTFE, EPDM, Viton
Metals: AISI 329 (standard), titanium, UHB
Springs: Nimonic steel