
U102-B Gear Pump
Materials:
Body: Aluminum (Spray-Painted)
seals: Buna-N
Technical Specifications:
Power:750-1000W
Flow Rate:45~90L/min
Rotary speed :630~730rpm
Noise:?8dB
Vacuum :>=0.054Mpa
Pressure Drop:0.12-0.25Mpa
Air separation ability:20%
Features :
Positive displacement,self priming,internal adjustable bypass valve
Designed for quiet, vibration-free operation.Reusable suction
strainer filter and reverse check valve inside adapted
Check and relief valve inside adapted
100% tested before Ex-Factory
Package:
Product ID Net Weight Cross Weight Dimension
U102-B 18kg/case of 1 18.5kg/case of 1 36×32× 30cm/case of 1
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pending heavily to keep
pace. Celent, a consulting firm, reckons that last year the
NYSE spent $140m on technology, NASDAQ $110m and
Euronext $100m, while INET, one of the electronic
communication networks (ECNs) that dominate off-
exchange trading, spent about $40m.
Exchanges are having to adapt to changes in their
customer base, now that hedge funds and algorithmic
traders account for a greater share of volume. Both are
big in America and growing in Europe, and tend to create
complex strategies using several asset classes, which are
then executed on various exchanges.
This is prompting exchanges, which these days tend to be
in the business of making money, to consider building
platforms that can handle several asset classes. The
London Stock Exchange, which says that algorithmic trading now accounts for about 40% of its
total volume, is in the midst of a four-year project to develop such a platform by next year. It
notes that its rivals (a fuel dispenser nd suitors) Deutsche Börse and Euronext both use separate platforms for
equity and derivatives tr fuel dispenser ading.
In America, meanwhile, the all-electronic Archipelago handles trading in stocks, exchange-traded
funds and options, and plans to add corporate bonds and futures to its platform. The International
Securities Exchange, an electronic options exchange, is considering a move into equities, and
there is speculation that the Chicago Mercantile Exchange fuel dispenser (CME), a big futures exchange, could
expand into energy products or equities through an acquisition (talks with Euronext were reported
this week).
The rise of cross-asset and cross-border trading has set people thinking about standardising
communications. Big exchanges tend to have proprietary protocols, but there are signs of growing
interest in a messaging protocol known as FIX. First used by buy-side and sell-side firms to
converse about equity trades, FIX has gone through several upgrades and is now gaining use in
other asset classes. The CME, OMX (a Nordic stock-exchange group) and the Sing