12 Inch Portable Electric Bikes 12 Inch Portable Electric Bikes mainly refers to the electric bikes which front tire size is 12 inches. also it is convenient or portable even the Folding Electric Bikes belongs to this catalog. and most of this type of electric bicycles are designed with seat for the people who prefer to ride it longer distance with leisure status. and it might equip with basket to store stuffs for groceries you bought from the super market or stores. you can save shopping time and human labors to get those stuffs back to home, meanwhile, to avoid the traffic jams in big cities, or save gasoline costs, most importantly, when you are using Electric Cargo Bikes for adults for green travel, you're trying to make this world better place participated. 12 Inch Portable Electric Bikes,Folding Electric Bikes,Electric City Bike,City Commuting Ebike Gofunow Tech Co.,Ltd. , https://www.gofunow.com
Available Sizes: 12mm, 16mm
Material Options:
            Rotary Ring (SiC/TC)
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100% passed static testing before shipment!
TRISUN established in 1998, after 20 years of development, now we have a total of 200 employees and 13,661 sqm workshop area. The turnover in 2016 was about 23 million USD, with 70% export share, producing approximately 9 million mechanical seals. Please see attached company information and photos.
Our Pump Seals use the very best in Ceramics, Carbon, Tungsten Carbides, SS304, SS316, Hastelloy, Inconel and other exotic materials for a quality fit and operation between servicing and maintenance. We are certified with ISO9001, ISO14001, and TS16949. Our main products are high technology mechanical seals applied in chemistry, pharmacy, power industry, such as agitator seal, dry gas seal system, cartridge seal, and metal bellows seal, which can replace John Crane, Burgmann, Flowserve, etc.
Product aims at OEM market. For sanitary industry, all parts and materials have FDA and WRAS certification, meeting NSF standards.
Our seals are widely used and highly reliable in food, drink, petroleum, chemical, refinery, paper making, pharmaceutical, power, and auto industries, etc.
All ranges of mechanical seals for Flygt Pumps, Grundfos Pumps, Alfa Laval Pumps, APV Pumps, Grindex Pumps, Fristam, ABS, EMU, Hidrostal, Hilge, Johnson, Lowara, Waukesha, Vogelsang Pumps, etc.
If you have any inquiry, please send it to me by emailtrisun35@trisunltd.com. We are sure any of your inquiry will receive our prompt attention and reply. Thanks.
Thanks & Best Regards,
Vicky Wong
Shanghai Trisun Parts Manufacture Co., Ltd
Phone: +86 020 892 372 21
Mob : +86 186 2094 3857
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Website: www.trisunltd.com
ATTENTION: ALL PAYMENT PAID TO OUR COMPANY ACCOUNT, IF NOT, PLEASE CHECK WITH ME BY FAX OR CALL, BE CAREFUL OF INTERNET PHISHING AND CHEATERS!
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Model NO.: CR-3R
Service Branches: USA, Australia, Shanghai, Guangzhou, Wenzhou
Trademark: Trisun, Neutral, Customized
Transport Package: Trisun Standard or Customized
Specification: All Sizes
Origin: Made in China
HS Code: 8484200090
Our Mechanical Seal Model CR is widely used for GRUNDFOS-PUMP. The standard material combination includes SIC/SIC/Viton/machined SS304, TC/TC/VITON/machined SS304 and SIC/SIC/VITON/SS304. We also can make changes as per customers' requirements or design a new type of mechanical seal to meet clients' needs.            Stationary Ring (SiC/TC)
            Secondary Seal (NBR/VITON)
            Spring & Other Parts (SUS304/SUS316)
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Used for stainless steel vertical multistage centrifugal pumps.
Suitable Grundfos Pump 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.
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