With the hope of create value for full products life cycle for our partners and customers, EMAC working hard on providing our customer 1-stop technical supporting, from installation and commissioning to operation and maintenance, from products overhaul to products replacement. We will give fully support to all of our customers with instruction documents, video tutorials, email support, online voice call services and online video call services. Our technical support will covers products including but not limited to Caterpillar, DCEC, Deutz, Perkins, MTU, Weichai, Yuchai, CAMC diesel engines, CAMC trucks, Fast transmission, Dongfeng Dana axles, Komman Suspensions, Advance transfer case, Advance gearbox etc.
Technical Documents
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Selection and design concepts of different types of ship propellers
This paper explores the selection and design concepts for propellers of different types of ships, with a focus on analyzing the propeller design characteristics of common vessel types such as passenger ships, bulk carriers, fishing vessels, container ships, engineeri...
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Manufacturing Process of Liyang Propellers
This paper comprehensively introduces the complete manufacturing process of Liyang Propellers, with a focus on our innovative breakthroughs in casting technology, machining processes, and quality control. By adopting 12 patented technologies—including quick-drying sa...
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Liyang Propeller Quality Control System
This paper comprehensively introduces the distinctive three-level quality control system of Liyang Propellers, which comprises three rigorous pre-furnace inspections and ten precise finished product tests. By adopting internationally advanced testing equipment and sc...
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Introduction to Different Certificate-Level Propellers
This paper systematically introduces the quality control systems for different certification levels in ship propeller manufacturing, focusing on analyzing the differences among mainstream standards such as BV (Bureau Veritas), CCS (China Classification Society), and ...
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Introduction to Common Passenger Ship Packages
The design of passenger ship propellers requires comprehensive consideration of the vessel's speed, comfort, economy, and maneuverability. This paper details the key design parameters of passenger ship propellers (including diameter, disk area ratio, material, hub-to...
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Introduction to Common Fishing Vessel Packages
The design of fishing vessel propellers needs to balance propulsion efficiency, maneuverability, and special operational requirements.This paper systematically analyzes the key design parameters of fishing vessel propellers（including diameter, disk ratio, material, ...
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