Our Mechanical seal model CR is widely used for GRUND-PUMP. The normal material
combination include SIC/SIC/FKM
/machined ss304,TC/TC/FKM
/machined ss304 and SIC/
SIC/FKM
/SS304. we also can make changes as customers'requirement or totally design a
new type of mechanical seal to meet clients' needs.
Available sizes: 12mm, 16mm
Material options:
Rotary Ring (SiC/TC)
Stationary Ring (SiC/TC)
Secondary Seal (NBR/FKM)
Spring &Other Parts (SUS304/SUS316)
Used for stainless steel vertical multistage centrifugal pumps.
Suitable Grund pumps Models:
CR1 / CR3 / CR5 / CR10 / CR15 / CR20 / CR32 / CR45 / CR64 / CR90 water pumps, O-ring assembly type
CRN1 / CRN3 / CRN5 / CRN10 / CRN15 / CRN20 / CRN32 / CRN45 / CRN64 / CRN90 water pumps, O-ring assembly type.
GF01 is for CNP-CDL;
GF03-12mm is for CR2, CRN2(S), CR4, CRN4(S) and CR8, 405096, 405347, 405347TC;
GF03-16mm is for CR8, CR8(S), CR16 and CRN16(S), 425763, 425762 and 425762TC.
GF02 is for SPK 1, 2, 4 &8, 3950008.
CR-12 for 96455082, 96455086, 96455083, 96455087 and 96455085, Pump models CR, CR8, CRI, CRN1, CRN3, CRN5, CRNE1, CRNE3-23HS;
CR-16 for 96511836, 96511840, 96511837, 96511845 and 96511841, pump models CR, CRI, CRN10, CRN15 and CRN20;
CR-22 for 96416584, 96433365, 96525459, 96525490, 96436728, pump models CR, CRN32, CRN45, CRN64 and CRN90.
we have complete range of mechanical seals for Grund pumps, Flygt pumps, APV, Lowara, Lava pumps etc.
Trisun is a professional manufacturer of mechanical seals, metal bellow seals, cartridge seals, dry gas seals, mixer and agitator seals, sealing support system and OEM pump seals since 1998.
100% passed static testing before shipment!
TRISUN established in 1998, after 20 years developing, now we have total 200 employees and 13,661 sqm workshop area. The turnover in 2016 was about 23 million in USD, share of export was 70%, produced about 9 million pcs of mechanical seals. Please see attached company information and photos.
Our Pump Seals use the very best in Ceramics, Carbon, Tungsten Carbides, SS304, SS316, hastlloy, Inconel and other exotic materials for a quality fit and operation in-between servicing and maintenance.
Certificated with ISO9001, ISO14001 and TS16949, our main products are of high technology products widely applied in chemistry, pharmacy, power industry: agitator seal, dry gas sea system, cartridge seal and metal bellows seal,
which can replace John Crane, Burgma, Flowserve, etc.
Product aims to OEM market. For sanitary industry, all the parts and material have FDA and WRAS certification, also meet to NSF standard.
Our seals are widely used and highly reliable in food, drink, petroleum, chemistry, refinery, paper making, pharmacy, power and auto industry, etc.
Audited Supplier 
){kind=link}