SeaMac Water-Jet Pump Propulsion

SeaMac specializes in pump designing, manufacturing and selling. The company’s various types of water jet propulsion pumps are widely used in the power propulsion of ships and are widely used in the civilian and military markets.

One-Stop for All Applications

The water jet propulsion pumps designed and manufactured by our company include three types: axial flow, mixed flow and centrifugal, with high technical content and reliable quality assurance.

Professional Relacement Solutions

Our company will feedback customers and serve the community with energy saving, high efficiency, environmental protection as our purpose. We focus on internal management and technical innovation, supply high quality products and excellent after-sale services.

A Trustworthy Chinese Company

At EMAC, we are not working as a job, but fighting as our life-time career, which we clearly know credibility is the foundation of our existence. Our reliability helping us continuously growing in the past 12 years, and we clearly knows only small streams can last long.

Committed to providing reliable premium propulsion system and generators to shipyard and shipowner around the world, SeaMac is a sub-brand of EMAC group that focused on maritime application.
With well-educated, international background and experienced operation team, and years of rich experiences in shipbuilding industry, SeaMac can easily understand and respond to customer needs, significantly reduce customer’s communication costs.

Our core business philosophy is “A Promise is a Promise”, and practice the attitude of “be realistic, be innovative”…Read More

EMAC Group Limited was established in Hong Kong in 2010, aims to become a solid one-stop supplier in the power machinery industry. EMAC operating four overseas subsidiaries and owns 10 self-registered trademarks, our products are widely used in which covers energy, maritime, automotive, construction, railways and spare parts. Based on different types of DCEC engines, EMAC integrate other leading power system products into a complete power system.
With years of rich powertrain supply experience, EMAC can quickly understand and respond to customer needs, greatly reducing customer communication costs.
EMAC provides one-stop solutions covers from pre-design to components supply, from installation…Read More

With the mission of “Better Power, Better World”, EMAC gathering a brilliant well-educated team, all of EMAC’s team members are have English background, from sales to engineers, from marketing team to administration team, our good English foundation ensuing the ability of smooth communication with all customers.
EMAC also gradually builing our global services network, from branch companies to joint ventures, from local sales representatives to local after-sales services partners, we continuously expanding a global network that to provide better communication and services for our customers.
Till 2021, EMAC have branch companies and joint venture in Thailand and Singapore with after-sales service ability in this two countries. And we have sales representatives in Turkey, Spain, France and UK…Read More

As a 12 years experience profesional one-stop power system provider, EMAC have unique excellent ability with supplying complete power system for all kinds of applications.
From automotive powertrain system to industrial engine power system, from water pump drive package to complete generator set, from marine propulsion system to marine power system, by working closely with global leading companies’ factories in China, EMAC gives high-end solutions with competitive prices.
EMAC is excellent solution provider with a professional and dedicated team, we developed our advanced management system based on our past experience, and EMAC is the innovator of detailed visulization services that have professional video for every single products we sell…Read More

We cares your voice, from pre-sales communications, to sales communications, from after-sales complaints to customer review feedback, EMAC continuously collecting all kinds of qustions from customers, no matter questions on products, about business terms, marketing or manament related, helping EMAC and customers to know each other better and grow up together.
With the mission of “Better Power, Better World”, and the vision of “Help World Leverage the Power of China”, EMAC looking for business partners in each country, that can working both as branch company or joint venture, by leverage the rich resources here, business network and local service advantages in China, we hope can help all manufacturers in the world to improve their design ability, manufacturing capability, management…Read More

Working Principle and Types

Water-jet pump is a propulsion device different from the traditional propeller. When it works, water which is pumped from the bottom of vessel would form high-speed flow through the nozzle and backward. Then it generate thrust to propel the vessel.

Water-jet pump mainly contain thr types: axial flow pump, mixed flow pump and centrifugal pump.

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Strcture of Water-Jet Pump

Basic structure of pump is composed of inflow pipe, limpeller,guide vane, main shaft, nozzel, steering pipe and rvers bucket.

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Application of Water-Jet Pump

Water-jet pump is suitable for high speed boats, amphibious vhicles, various working boats and special enginring ships. Water-jet pump has the advantages of high propel efficiencyand strong resist cavitation property, espcially suitable to be used in shallow water.It is also low noise and high scurity.

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