No matter what size your business is, you’ll find the electric motor lamination stacks resources with confidence on the Lamnow Blog.
What ultimately dictates a drone’s flight performance? Without a doubt, it is the drone motor.
Most mainstream drones today utilize brushless motors. These are favored for their high efficiency (exceeding 80%), long lifespan, low noise, and powerful output; they require an electronic speed controller (ESC) to operate. Such motors are
Why is it the ideal choice of frameless torque motor for humanoid robots? Unlike traditional motors, frameless torque motors are compact and lightweight, offering greater design flexibility and higher torque density. They are specifically tailored to meet the demands of humanoid robot joints, providing rapid response, low friction, and high
What are the methods for segmented stator tooth winding, and which one best fits your motor design? Segmented stators use separate teeth, allowing simpler insulation, coil placement, and lead control. These methods can improve the slot fill factor.
They are all motors, but why are some used in toy cars while others can drive robots and electric vehicles? What exactly is the difference between common terms such as DC motors, AC motors, stepper motors, servo motors, and linear motors?
Why BYD Electric Vehicle 30,000-RPM Drive Motor? To outsiders, 30,511 rpm may sound like a marketing gimmick. For powertrain engineers, it is a strategic inflection point that reshapes three core pillars: peak performance, system efficiency, and cost competitiveness.
How do different permanent magnet structures affect motor performance and applications? This article explains the main types of permanent magnet synchronous motor, focusing on motor structures, operating characteristics, and typical industrial applications.
Why do axial flux motors use an SMC core? Because of their high power density and short axial length, axial flux motors are widely used in applications such as electric aviation propulsion, wind power generation, and flywheel energy storage systems.
Its full name is Electrical Discharge Machining (Wire EDM). The process uses an extremely thin metal wire—usually molybdenum wire or copper wire, thinner than a human hair. By continuously generating electrical discharges, the metal is gradually “eroded” into the required shape.
Have you been searching online for the Top 10 Explosion Proof Motor Manufacturers but still unsure which brands are truly reliable for hazardous industrial applications? The detailed list below will guide your decision.
Have you ever wondered how those giant wind turbine generators—standing tall across mountains and coastlines, weighing tens of tons—are actually made?
From electrical steel selection, lamination stamping, coil winding to final assembly and testing, let’s explore how these “mega motors” are born.
Why can Tesla’s 3D6 Hairpin motor achieve both high power and high efficiency?
This motor adopts a compact flat-wire winding design, which improves slot fill factor and enhances heat dissipation. Within a limited space, it delivers remarkable power density and energy conversion efficiency, making it a standout component of the
Have you ever wondered how the electrical cores that drive large industrial equipment break through the limits of thousands of volts? A high-voltage motor, with its precisely designed mica insulation and vacuum impregnation process, converts copper wire into a safe and efficient energy carrier. Let’s explore the manufacturing secrets of
Why do most large wind turbines today choose to use doubly-fed induction generators (DFIG)? In the field of wind power generation, efficiency, cost, and grid performance are key considerations. With its unique advantages, the doubly-fed induction generator has gradually become the mainstream solution.
Have you ever wondered how the stator and rotor cores of a motor are manufactured step by step before mass production officially begins? In this article, we will explore the manufacturing process of prototype motor cores, highlight their advantages, and analyze their wide range of applications.
As we transition from the era of internal combustion engines to the age of new energy vehicles, a new debate has emerged: flat wire motors vs. round wire motors. This blog introduces the differences between flat wire motor vs. round wire motor is crucial, especially for applications in electric vehicles.
What is a resolver? It is a precision sensor that uses changes in magnetic reluctance to detect position. Do you know how it provides accurate position feedback in motors?
Do you know why W-Pin flat wire winding is becoming a focus in the electric motor industry? Compared with the mainstream Hair-pin winding, what makes W-Pin winding different?
In this article, we will explain what W Pin is, its manufacturing process, advantages and disadvantages, and real application cases. This will
Have you often heard terms like “brushless,” “servo,” or “reluctance motor” and felt confused about the differences? As the “heart” of various machines, motors come in many types, each with its own strengths. This article will walk you through 10 mainstream electric motor types and their typical applications.
What insulation materials are commonly used in electric motors? Common insulation materials include slot insulation paper, coating powder, injection molding compounds, enameled wire, insulating varnish, potting compounds, and insulating sleeves.
Do you know which companies stand out in the field of automotive micromotors and become the leading China brushless DC motor manufacturers?
We will focus on the cutting-edge forces in China’s brushless DC motor industry and take stock of ten representative companies, including Zhejiang Founder Motor, Shanghai Moos Electric, Jiangsu
Have you ever wondered what powers those futuristic eVTOLs (Electric Vertical Take-Off and Landing aircraft)? The answer is simple—eVTOL motor! These motors play a key role in every phase of flight. Let’s start with a quick question: What matters most in a flying car? Speed? Range? Noise level? All of
Have you ever wondered how those seemingly ordinary silicon steel sheets are transformed step by step into tightly packed, stable lamination stacks? Using progressive die stamping, manufacturers can produce thousands of stator and rotor laminations in a short time.
Are you confused about the difference between slot fill factor vs copper fill factor in motors? During motor design and manufacturing, these two parameters play a critical role. They directly affect the motor’s efficiency, thermal management, cost, and performance. This article provides a detailed analysis of slot fill factor and
How familiar are you with motor winding varnishing methods? These six impregnation menthods not only affect motor performance but also directly determine its lifespan. This article focuses on six major methods: pouring, dripping, rolling, immersion, vacuum pressure impregnation (VPI), and spraying.
Have you ever wondered which top brands provide technical support for the manufacturing of precision wires, from the micro inductor coils of smartphones to the giant windings of wind turbines? Bachi, Odawara, Alliance Winding, GMW, Shenzhen Helishi, Teeming, Itasca,Synthesis, Ningbo NIDE, and Guangdong Zongqi – these top 10 stator winding
When it comes to optimizing the efficiency and performance of electric motors, the design of the stator winding plays a crucial role. This article delves into the specifics of four types of flat wire windings, namely I-pin, Hair-pin, X-pin, and S-winding. Each type possesses unique characteristics impacting motor efficiency, power
Why can something as simple as copper wire winding determine the fate of an industrial motor worth tens of thousands of yuan? In the three-phase induction stator winding process, those precisely arranged enameled wires hide deep electromagnetic secrets. This article reveals the complete process—from the pretreatment of three-phase stator and
This article delves into the variances between inner rotor and outer rotor permanent magnet motors, shedding light on their distinctions and practical implications.
Soft magnetic materials play a crucial role in motor lamination stacks. These materials are defined by their ability to be magnetized with a coercivity (Hc) of less than 1000A/m. This blog will explore various soft magnetic materials and their characteristics, focusing on their use in motor laminations.
Silicon steel (electrical steel) refers to a very low carbon ferrosilicon alloy with a silicon content of 0.5% to 6.5%. Due to differing structures and applications, they categorize silicon steel into non-oriented and oriented types. B50A470 cold-rolled electrical steel is widely used in the manufacture of motor cores. In this
Coreless motors offer numerous advantages, but selecting the best one requires careful consideration. These motors are known for their efficiency, lightweight design, and quick response.
As the automotive industry continues its transition towards sustainable energy solutions, the development of electric vehicles (EVs) has become a focal point. In this blog post, we delve into the advancements in high-performance iron core materials for new energy vehicle motors, exploring five key technological routes driving innovation in the
How are motor laminations made? Key technical requirements for motor lamination include material selection, manufacturing methods, and various technical processes such as pressing and bonding.
Motor core lamination stacking is a crucial step in the manufacturing of electric motors and generators. It involves the assembly of thin, insulated steel sheets, called laminations, to create the core of the motor. In this comprehensive guide, we’ll explore several methods of motor core lamination stacking commonly used in
Have you ever wondered how the small axial flux stator cores are made? There are two mainstream approaches: One is using silicon steel sheets, which are stamped and then wound into shape, much like a “coreless roll of paper.” The other method uses SMC (Soft Magnetic Composite) powder injection molding.
Why are water pumps considered one of the most useful machines in the world? From household water supply to urban drainage, from agricultural irrigation to industrial production, water pumps are indispensable! The top 10 water pump manufacturers worldwide provide efficient and reliable solutions through their exceptional technology and innovation.
Synchronous motors and induction motors are both types of alternating current (AC) motors that convert electrical energy into mechanical energy. Why are some synchronous, while others are asynchronous? “Synchronous” and “asynchronous” describe whether the rotor speed matches the speed of the magnetic field generated by the stator.
Why are asynchronous motor (induction motor) often considered the “workhorse” of the industrial world? As an evergreen player in the industry, they excel in applications such as industrial equipment, blowers, and water pumps.
With the rise of new energy vehicles, the structure of cars has become simpler. So simple that a battery pack and a motor can replace traditional engines. Can you believe there’s a technology that can eliminate the entire transmission system? Yes, it’s the hub motor technology!
The electric vehicle industry constantly evolves with technological innovations to enhance efficiency and performance. The hub motor is an advanced technology that directly installs the electric motor inside the vehicle wheel or very close to the wheel, making it a drive unit.
Do you know the different “categories” of stator windings? Stator windings refer to copper wires wound around the stator core. Based on the shape and arrangement of the coils, they are divided into two types: concentrated winding vs distributed winding.
Which electric vehicle stands out, the Xiaomi SU7 vs Tesla Model 3? The Tesla Model 3 has long been a favorite, known for its impressive performance, cutting-edge technology, and extensive range. Meanwhile, Xiaomi, a newcomer in the automotive sector, introduces the SU7 with a promise of competitive features and affordability.
