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<title><![CDATA[EC21 Product Catalogs - principles]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/principles--2673/1/principles.html]]></link><item>
<title><![CDATA[The Working Principle of LBH Dust Seal Fits Excavator]]></title><link><![CDATA[https://sanping.en.ec21.com/The_Working_Principle_of_LBH--11828890_11858174.html]]></link><description><![CDATA[LBH Dust Seal Fits Excavator
Temperature ℃: -20/+200
Material: Viton
Medium: high-temperature resistant dust ring seal ring
Application: Mineral hydraulic oil
The principle of achieving the &quot;self-s]]></description><pubDate><![CDATA[20231024]]></pubDate></item>
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<title><![CDATA[Automatic Cold Press Machine]]></title><link><![CDATA[https://byriver.en.ec21.com/Automatic_Cold_Press_Machine--464250_613274.html]]></link><description><![CDATA[principle, compact structure, process simple and easy to operate, wide application and pressure, can be suppressed, a variety of diamond cutting tools . Metal, non-metallic powder, is a high-performa]]></description><pubDate><![CDATA[20260330]]></pubDate></item>
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<title><![CDATA[Air Max CleanMat]]></title><link><![CDATA[https://gtijames7.en.ec21.com/Air_Max_CleanMat--12059121_12059122.html]]></link><description><![CDATA[Air max CleanMatremoves harmful substances such as fine dust, sand, and bacteria that enter through shoes.
It provides comfortable indoor air by suctioning and blocking on a principle similar to a va]]></description><pubDate><![CDATA[20250822]]></pubDate></item>
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<title><![CDATA[Brush Plating Tin Equipment for Copper Busbar, Copper Terminal Block]]></title><link><![CDATA[https://creview.en.ec21.com/Brush_Plating_Tin_Equipment_for--12015860_12055143.html]]></link><description><![CDATA[Principle:
Workpiece Preparation: Thorough cleaning is essential. Remove all oil, grease, dirt, oxides, and other contaminants from the surface to be plated. Activation (typically with a mild acid di]]></description><pubDate><![CDATA[20260415]]></pubDate></item>
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<title><![CDATA[CROSS-TYPE Zig-Zag ECO HYBRID TRANSFORMER]]></title><link><![CDATA[https://dodotrad.en.ec21.com/CROSS_TYPE_Zig_Zag_ECO--12066796_12068395.html]]></link><description><![CDATA[principle 
The principle of reduction zero-phase harmonics using the displacement cross-winding method is the same as the principle of reducing zero-phase harmonics of the zero-phase zeroing device, ]]></description><pubDate><![CDATA[20260308]]></pubDate></item>
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<title><![CDATA[Wrist Action Shaker Machine Flask Manufacturer Burrell]]></title><link><![CDATA[https://micratechno.en.ec21.com/Wrist_Action_Shaker_Machine_Flask--9393250_9393251.html]]></link><description><![CDATA[principle analysis calculation wikipedia wrist action shaker suppliers wrist action shaking machine ambala hand motion flask shaker scientific laboratory lab equipments instruments price stainless st]]></description><pubDate><![CDATA[20250327]]></pubDate></item>
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<title><![CDATA[Magnetic Energy Pyrolysis Treatment Machine Natural Magnetic Organic Matter Pyrolysis Device]]></title><link><![CDATA[https://fireprint.en.ec21.com/Magnetic_Energy_Pyrolysis_Treatment_Machine--12019254_12049269.html]]></link><description><![CDATA[Magnetic energy pyrolysis treatment machine
Natural magnetic organic matter pyrolysis device,
Design and operation principle of China Fireprint Technology Company:
Evaporation, gasification, carboniz]]></description><pubDate><![CDATA[20250315]]></pubDate></item>
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<title><![CDATA[Six Color Dispensing Machine]]></title><link><![CDATA[https://ycmachinery188.en.ec21.com/Six_Color_Dispensing_Machine--11977214_11977844.html]]></link><description><![CDATA[principles, nanoscale dispensing accuracy is achieved, ensuring that each dispensing position is accurate, effectively reducing material waste, and improving product consistency and quality.
Intellig]]></description><pubDate><![CDATA[20250310]]></pubDate></item>
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<title><![CDATA[Mud Tank for Drilling]]></title><link><![CDATA[https://ogem3.en.ec21.com/Mud_Tank_for_Drilling--9844602_9844842.html]]></link><description><![CDATA[Vertical type mud agitator has almost the same working principle of horizontal type mud agitator. For vertical type, the motor is the vertical type. Thus can save more space on the mud tank surface.
]]></description><pubDate><![CDATA[20250305]]></pubDate></item>
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<title><![CDATA[Contemporary Metal Room Divider Screen]]></title><link><![CDATA[https://baichao2024.en.ec21.com/Contemporary_Metal_Room_Divider_Screen--12038755_12046595.html]]></link><description><![CDATA[principle of green manufacturing, striving to protect our common home planet while creating beauty.
Choosing our metal screen is not only choosing a household item, but also choosing a life attitude,]]></description><pubDate><![CDATA[20250304]]></pubDate></item>
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<title><![CDATA[Industrial Powder Booth/Powder Oven Paint Booth Conveyor System]]></title><link><![CDATA[https://starpaintindustries.en.ec21.com/Industrial_Powder_Booth_Powder_Oven--11592005_11848484.html]]></link><description><![CDATA[principle, our spray systems work faster and more effectively than conventional surface cleaning systems. They can also be seamlessly combined with other powder coating systems, which further increas]]></description><pubDate><![CDATA[20250219]]></pubDate></item>
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<title><![CDATA[PVC Paper Cutting Machine]]></title><link><![CDATA[https://kobebean24.en.ec21.com/PVC_Paper_Cutting_Machine--11076331_12042195.html]]></link><description><![CDATA[principle of PVC paper cutting machine is to achieve material cutting through the combination of impact and shear force. Its structure mainly includes frame, punch, blade, mold, drive motor, reducer,]]></description><pubDate><![CDATA[20250211]]></pubDate></item>
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<title><![CDATA[Pellet Feed Machine Description]]></title><link><![CDATA[https://baichuanzz.en.ec21.com/Pellet_Feed_Machine_Description--12018432_12036431.html]]></link><description><![CDATA[for poultry, pigs, cattle, sheep, fish, etc. The following is a detailed description of the pellet feed machine, including its structure, working principle, characteristics and applications]]></description><pubDate><![CDATA[20250113]]></pubDate></item>
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<title><![CDATA[Valid Magnetics Industrial CNC Servo Press Machine]]></title><link><![CDATA[https://validmagnetics.en.ec21.com/Valid_Magnetics_Industrial_CNC_Servo--8979451_11267469.html]]></link><description><![CDATA[principle 
of driving a high-precision ball screw with a servo motor to perform 
precise pressing and assembly tasks. It enables full closed-loop control
of pressing force and insertion depth during ]]></description><pubDate><![CDATA[20250105]]></pubDate></item>
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<title><![CDATA[Steel Mould,Concrete Pole Steel Mould]]></title><link><![CDATA[https://hopeland119685.en.ec21.com/Steel_Mould_Concrete_Pole_Steel--10004028_10004038.html]]></link><description><![CDATA[Principle
1. The steel mould should work together with pole spinning machine. The steel mould should be placed on the spinning machine smoothly.
2. Put the mixed slurry into the mould and rotate in d]]></description><pubDate><![CDATA[20241113]]></pubDate></item>
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<title><![CDATA[EPE Foam Sheet Bonding/Thickening Machine]]></title><link><![CDATA[https://moldingmachinetepai.en.ec21.com/EPE_Foam_Sheet_Bonding_Thickening--11547701_12021576.html]]></link><description><![CDATA[principles of EPE foam bonding machine
It is based on the use of heat and pressure to melt and fuse the pieces of foam together. The EPE foam bonding machine typically consists of a heating element a]]></description><pubDate><![CDATA[20241031]]></pubDate></item>
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<title><![CDATA[ZTS-40C Taper Thread Cutting Machine]]></title><link><![CDATA[https://jm200022.en.ec21.com/ZTS_40C_Taper_Thread_Cutting--12019926_12021347.html]]></link><description><![CDATA[Working Principle:
1.Slice up the end of the rebar;
2.Make the rebar taper thread cutted by taper thread machine.
3.Connect together two taper thread end by One piece of Taper Thread Coupler.
]]></description><pubDate><![CDATA[20241030]]></pubDate></item>
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<title><![CDATA[Differential Air Shaft]]></title><link><![CDATA[https://huiyuan168.en.ec21.com/Differential_Air_Shaft--10585119_10585120.html]]></link><description><![CDATA[Differential Shafts Action principle and Application
Differential shaft(friction shaft,air friction controlled rewinding shaft).This shaft is used for rewinding and the special unwinding of slitter m]]></description><pubDate><![CDATA[20241023]]></pubDate></item>
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<title><![CDATA[Rice Cooker Tubular Heater Winding Machine]]></title><link><![CDATA[https://osneq.en.ec21.com/Rice_Cooker_Tubular_Heater_Winding--12017287_12017288.html]]></link><description><![CDATA[principles, the production line aims to minimize waste, increase productivity, and deliver high-quality rice cookers to the market efficiently and sustainably.
For more information, please visit our ]]></description><pubDate><![CDATA[20241014]]></pubDate></item>
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<title><![CDATA[Vacuum Induction Melting Furnace]]></title><link><![CDATA[https://und24.en.ec21.com/Vacuum_Induction_Melting_Furnace--11939830_12009033.html]]></link><description><![CDATA[Vacuum induction melting furnace 
[Usage] : Vacuum induction melting furnace is a complete set of vacuum smelting equipment that melts metal under vacuum condition by using the principle of medium fr]]></description><pubDate><![CDATA[20240924]]></pubDate></item>
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<title><![CDATA[Pneumatic Actuated Flanged Floating Cutting-off Ball Valve]]></title><link><![CDATA[https://wangtina2.en.ec21.com/Pneumatic_Actuated_Flanged_Floating_Cutting--12001320_12002220.html]]></link><description><![CDATA[principle:O type ball valve is composed of the valve body, ball, valve shaft, sealing ring, packing, plate and other components.The actuator consists of a gas, a piston, gear, output shaft, bearing, ]]></description><pubDate><![CDATA[20240910]]></pubDate></item>
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<title><![CDATA[Electrical Discharging Saw Machine]]></title><link><![CDATA[https://techedm.en.ec21.com/Electrical_Discharging_Saw_Machine--10439326_10717502.html]]></link><description><![CDATA[I.The machine characteristics:
(1)The machine utilizing anodic machining principle, cutting special steel that can’t be easily cut, such as high-temperature heat-resistant alloys, high chromium, hi]]></description><pubDate><![CDATA[20240909]]></pubDate></item>
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<title><![CDATA[Decanter Centrifuge]]></title><link><![CDATA[https://degonglxj467.en.ec21.com/Decanter_Centrifuge--11999513_11999525.html]]></link><description><![CDATA[principle of centrifugal force, it is particularly effective in handling large volumes of slurry, such as in wastewater treatment, chemical processing, and oil recovery.
The decanter centrifuge consi]]></description><pubDate><![CDATA[20240906]]></pubDate></item>
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<title><![CDATA[Drawer Oil Retaining Ring 4GA14276]]></title><link><![CDATA[https://yoyik456.en.ec21.com/Drawer_Oil_Retaining_Ring_4GA14276--11988505_11996635.html]]></link><description><![CDATA[principle ACF090N4
Skeleton oil seal TCM589332-00G
pressure hose SMS-10/N1/4-1219mm-B
electric centrifugal pump head 65-250B
impeller pump DFB125-80-250-05
roots vacuum pump P-2332
non-return valve (]]></description><pubDate><![CDATA[20240902]]></pubDate></item>
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<title><![CDATA[Festo Servo Motor EMMT-AS-60-S-LS-RMB 5242199 in Stock]]></title><link><![CDATA[https://cwgreentech.en.ec21.com/Festo_Servo_Motor_EMMT_AS--11988971_11988974.html]]></link><description><![CDATA[principle
Inductive
rotor position sensor, DC operating voltage
5 V
rotor position sensor, DC operating voltage range
3.6 V ... 14 V
rotor position sensor, position values per revolution
524288
Rotor]]></description><pubDate><![CDATA[20240823]]></pubDate></item>
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<title><![CDATA[Disc Granulator Production Line Machine (S)]]></title><link><![CDATA[https://kenove.en.ec21.com/Disc_Granulator_Production_Line_Machine--11980990_11981063.html]]></link><description><![CDATA[principle is to add the material to the inclined disc, and through the rotation of the disc, the material rolls in the disc and agglomerates into granules under the action of the binder.
​
The whol]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[Automatic Steel Mesh Welding Machine for Coal Mine]]></title><link><![CDATA[https://dingniumachines.en.ec21.com/Automatic_Steel_Mesh_Welding_Machine--11072922_11072938.html]]></link><description><![CDATA[principle, which has the characteristics of one time pressure and one time welding. The welding point can be finished instantly, and the welding point is firm without burning mark.
Advantages of stee]]></description><pubDate><![CDATA[20240712]]></pubDate></item>
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<title><![CDATA[Atmospheric Plasma Cleaning System Chain Conveyor]]></title><link><![CDATA[https://atvplasma.en.ec21.com/Atmospheric_Plasma_Cleaning_System_Chain--11960396_11963494.html]]></link><description><![CDATA[Principles of Plasma Cleaning
1. Etching on the Material Surface - Physical Effect
The large number of ions, excited molecules, free radicals and other active particles in the plasma act on the surfa]]></description><pubDate><![CDATA[20240705]]></pubDate></item>
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<title><![CDATA[Scrap Iron Shredder]]></title><link><![CDATA[https://qiansenmachine.en.ec21.com/Scrap_Iron_Shredder--11801335_11962123.html]]></link><description><![CDATA[principles of integrity management and service first, and wholeheartedly provide customers with high-quality products and high-quality services. The goods are obtainable in improved designs and riche]]></description><pubDate><![CDATA[20240703]]></pubDate></item>
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<title><![CDATA[GFSJ Hammer Grinder Fruit Grinder Machine]]></title><link><![CDATA[https://wtgrinderline.en.ec21.com/GFSJ_Hammer_Grinder_Fruit_Grinder--11009844_11009846.html]]></link><description><![CDATA[Principle of dates grinding machine
The machine is used to grind the big-size material into small granule or fine powder. The material is fed on is used to mix several kinds of raw material into even]]></description><pubDate><![CDATA[20240625]]></pubDate></item>
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<title><![CDATA[Semi-Automatic KN95/N95 Mask Making Machine]]></title><link><![CDATA[https://maggie1234567.en.ec21.com/Semi_Automatic_KN95_N95_Mask--11929351_11929417.html]]></link><description><![CDATA[principle of ultrasonic wave, which is used for welding the ear straps of plane, cup and other special-shaped masks. Easy operation, beautiful welding spot, and don&apos;t damage materials.Masks are manua]]></description><pubDate><![CDATA[20240606]]></pubDate></item>
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<title><![CDATA[WFY4 Hydraulic Tube and Pipe Bending Machine with Complete Production Line Equipment]]></title><link><![CDATA[https://zoey0411.en.ec21.com/WFY4_Hydraulic_Tube_and_Pipe--11940152_11947643.html]]></link><description><![CDATA[principle of quality first, continuous innovation, and provide you with a complete set of customized problem solutions with professional and scientific design concepts and down-to-earth service quali]]></description><pubDate><![CDATA[20240605]]></pubDate></item>
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<title><![CDATA[Servo Motor Driver]]></title><link><![CDATA[https://oukecnc.en.ec21.com/Servo_Motor_Driver--11942988_11942996.html]]></link><description><![CDATA[Principle of Servo Motor Driver
Applications of Servo Motor Driver
Servo drives are an important part of modern motion control and are widely used in automation equipment such as industrial robots an]]></description><pubDate><![CDATA[20240527]]></pubDate></item>
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<title><![CDATA[Pcd530a102 3BHE041343R0102]]></title><link><![CDATA[https://wwww666666.en.ec21.com/Pcd530a102_3BHE041343R0102--11939088_11940331.html]]></link><description><![CDATA[principle and functional aspects of emergency stop devices are defined in ISO 13850. The emergency stop function will be triggered manually by one person. It must be fully functional and ready to use]]></description><pubDate><![CDATA[20240522]]></pubDate></item>
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<title><![CDATA[Cultivator]]></title><link><![CDATA[https://linan200463.en.ec21.com/Cultivator--11936314_11936345.html]]></link><description><![CDATA[principle of a cultivator is mainly to use the tillage mechanism to cultivate and plow the soil, achieving the functions of loosening, flipping, and deep plowing the soil. When the transmission drive]]></description><pubDate><![CDATA[20240520]]></pubDate></item>
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<title><![CDATA[Industrial 4.0 Intelligent Manufacturing Production Line for University Training, School Teaching]]></title><link><![CDATA[https://yornewmachine.en.ec21.com/Industrial_4.0_Intelligent_Manufacturing_Production--11939792_11939795.html]]></link><description><![CDATA[principles and technologies of computer integrated manufacturing.
Computer Integrated Manufacturing (CIM) system has several key components: an automated storage and retrieval system (ASRS), at least]]></description><pubDate><![CDATA[20240520]]></pubDate></item>
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<title><![CDATA[Honeycomb Paperboard Machine]]></title><link><![CDATA[https://sanmachinery2021.en.ec21.com/Honeycomb_Paperboard_Machine--11917334_11917338.html]]></link><description><![CDATA[principle of the natural honeycomb structure. Honeycomb board machine connects the corrugated base paper into countless hollow three-dimensional regular hexagons by glue bonding to form a whole force]]></description><pubDate><![CDATA[20240328]]></pubDate></item>
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<title><![CDATA[Combined Wire Drawing Machine LZ2/800+LT8-13/650]]></title><link><![CDATA[https://fastenersmachine.en.ec21.com/Combined_Wire_Drawing_Machine_LZ2--11880290_11914591.html]]></link><description><![CDATA[Principles of Combined Wire Drawing Machine LZ2/800+LT8-13/650
The combined wire drawing machine LZ2/800+LT8-13/650 is a specialized equipment used to reduce the diameter of wire while maintaining pr]]></description><pubDate><![CDATA[20240322]]></pubDate></item>
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<title><![CDATA[LJY Rebar Cold Extrusion Machine]]></title><link><![CDATA[https://marialiuyida.en.ec21.com/LJY_Rebar_Cold_Extrusion_Machine--11914049_11914785.html]]></link><description><![CDATA[the construction industry.”
Cold Extrusion Application Principle: 
1.Place it well at the working point.
2.Directly use it to press connection point with screwless couplers to link the two rebar.
]]></description><pubDate><![CDATA[20240322]]></pubDate></item>
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<title><![CDATA[Organic Fertilizer Production Line]]></title><link><![CDATA[https://shunxinmachinery.en.ec21.com/Organic_Fertilizer_Production_Line--11801884_11801903.html]]></link><description><![CDATA[Principle
An organic fertilizer production line can not only meet the needs of local fertilizer, but also meet the needs of the surrounding market. Biological organic fertilizer is widely used in fie]]></description><pubDate><![CDATA[20230605]]></pubDate></item>
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<title><![CDATA[Swbtec Slewing Bearing &amp; Slewing Ring]]></title><link><![CDATA[https://swbtec1.en.ec21.com/Swbtec_Slewing_Bearing_Slewing_Ring--11605076_11657469.html]]></link><description><![CDATA[principle, so it need good quality forging steel material that can guarantee the work.
Lubrication is also required as the other indispensable factor, or it will affect the normal operation of the tu]]></description><pubDate><![CDATA[20221017]]></pubDate></item>
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<title><![CDATA[Metal Flue Gas Treatment System]]></title><link><![CDATA[https://sdngroups.en.ec21.com/Metal_Flue_Gas_Treatment_System--11906760_11906761.html]]></link><description><![CDATA[Principle
The dust removal mechanism of the flexible metal membrane dust removal system is: the high temperature gas containing dust enters the filter, the dust is intercepted by the flexible membran]]></description><pubDate><![CDATA[20240227]]></pubDate></item>
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<title><![CDATA[1-1.5T/H Fertilizer Pelletizer Organic Fertilizer Granulator Machine]]></title><link><![CDATA[https://compoundfertilizer.en.ec21.com/1_1.5T_H_Fertilizer_Pelletizer--11877521_11877522.html]]></link><description><![CDATA[principle of wet continuous push rod granulation. When the raw materials enter the granulator, the raw materials are first made into semi-finished particles by the principle of stirring teeth, and th]]></description><pubDate><![CDATA[20231219]]></pubDate></item>
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<title><![CDATA[Auto Cross Bean]]></title><link><![CDATA[https://peterhu1.en.ec21.com/Auto_Cross_Bean--11599717_11851421.html]]></link><description><![CDATA[principle of Car car cross bean structure can meet the forming process of parts.
2) Car car cross beancan rush out of qualified pieces.
3) the degree of difficulty to adapt to the requirements of bat]]></description><pubDate><![CDATA[20231007]]></pubDate></item>
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<title><![CDATA[20khz Ultrasonic Plastic Welding Machine for PVC, PP, PE, ABS, Etc]]></title><link><![CDATA[https://shanghairuimin.en.ec21.com/20khz_Ultrasonic_Plastic_Welding_Machine--11834851_11834872.html]]></link><description><![CDATA[principle of honesty, we have established long-term cooperative relations with many manufacturers and enterprises, and have won unanimous praise from our customers. Ruimin Machinery will abide by the]]></description><pubDate><![CDATA[20230817]]></pubDate></item>
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<title><![CDATA[Wind Turbine Coating and Painting Machine Manufacturer]]></title><link><![CDATA[https://sdzyffkj.en.ec21.com/Wind_Turbine_Coating_and_Painting--11889471_11889483.html]]></link><description><![CDATA[principle of &quot;quality first, service first&quot;. Sincerely look forward to cooperating with you
Wind Turbine Coating and Painting Machine FAQ
Can the spraying efficiency of wind turbine coating and paint]]></description><pubDate><![CDATA[20240117]]></pubDate></item>
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<title><![CDATA[Professional Blood Pressure Monitor]]></title><link><![CDATA[https://jamr.en.ec21.com/Professional_Blood_Pressure_Monitor--11889526_11889539.html]]></link><description><![CDATA[principle as traditional mercury sphygmomanometers. The blood pressure value is directly obtained through auscultation. With the use of a highly sensitive stethoscope and advanced algorithms, it can ]]></description><pubDate><![CDATA[20240117]]></pubDate></item>
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<title><![CDATA[Cheap Flat Pellet Machine Feed Pellet Mahcine]]></title><link><![CDATA[https://hotmachine.en.ec21.com/Cheap_Flat_Pellet_Machine_Feed--11668637_11668638.html]]></link><description><![CDATA[principle of flat die poultry feed pellet machine
1. The flat die pellet mill machine consists of motor, drive shaft transmission device, flat die, roller, feed hopper, cutting knife, a hopper.
2.SKJ]]></description><pubDate><![CDATA[20221104]]></pubDate></item>
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<title><![CDATA[Briquetting Machine]]></title><link><![CDATA[https://gomine.en.ec21.com/Briquetting_Machine--11809704_11809743.html]]></link><description><![CDATA[Principle
1. Firstly, the material is fed into the
ball mold on the press roller.
2. With the rotation of the pressure
roller, the pressure of the material is small and large. Under the action of
the]]></description><pubDate><![CDATA[20230621]]></pubDate></item>
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<title><![CDATA[Plate Bending Machine]]></title><link><![CDATA[https://ezhonggroup.en.ec21.com/Plate_Bending_Machine--11602248_11602263.html]]></link><description><![CDATA[Principle
The purpose of the plate rolling machine is to bend the plates with different characteristics according to the production capacity.
The production process of the plate rolling machine in EZ]]></description><pubDate><![CDATA[20220713]]></pubDate></item>

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