Mechanical seals - Mechanical seals for Grundfos® pumps

CR SILICON CARBIDE + EPDM

General features

Cartridge O-ring seal
Balanced
Independent of direction of rotation
Interchangeable with Grundfos type H-E
Aftermarket replacement parts for Grundfos® pumps

Materials
Rotary seal parts
Rotating seal faces: Silicon carbide (Q1).
Elastomers: EPDM rubber (E).
Spring: Stainless steel AISI304 (F).
Stationary seat
Stationary seal faces: Silicon carbide (Q1).
Elastomers: EPDM rubber (E).

Operating range
Pressure: 10 bar
Sliding velocity: 10 m/s
Temperature: -40°C +140°C

Application
Specially suitable for GRUNDFOS® and DAB® pumps
Foodstuffs
Suitable for high-pressure applications
Chemically and mechanically non aggressive liquids
Particularly suitable for fluids with abrasive contents
Clean water up to 140°C
Don't use with oils, mineral oils and greases

Products

Codice AREM	Ø Shaft	Ø Inner hole mm	Ø Outer hole mm	Working hole mm	Montaggio specifico su Grunfos®:
0207811	12	12	29	55	CR1 CR3 CR5 CRN1 CRN3 CRN5
0207812	16	16	34	57,5	CR10 CR15 CR20 CRN10 CRN15 CRN20
0207813	22	22	50	72	CR32 CR45 CR64 CR90 CRN32 CRN45 CRN64 CRN90
0207814	12	12	29	55	CR1 CR3 CR5 CRN1 CRN3 CRN5
0207815	16	16	34	57,5	CR10 CR15 CR20 CRN10 CRN15 CRN20
0207816	22	22	50	72	CR32 CR45 CR64 CR90 CRN32 CRN45 CRN64 CRN90