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<title><![CDATA[EC21 Product Catalogs - force constant]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/force constant.html]]></link><item>
<title><![CDATA[Constant Force Spring]]></title><link><![CDATA[https://msrose.en.ec21.com/Constant_Force_Spring--4523494_6737235.html]]></link><description><![CDATA[constant force spring 
We specialized in the production of power spring, constant force spring, spiral spring.
These springs are widely used for safety belt systems, cable winders, toys, clocks and s]]></description><pubDate><![CDATA[20171030]]></pubDate></item>
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<title><![CDATA[Constant Force Springs for Cables Fixing]]></title><link><![CDATA[https://wanshijie.en.ec21.com/Constant_Force_Springs_for_Cables--2357991_10016867.html]]></link><description><![CDATA[NON-MAGNETIC CONSTANT FORCE SPRING
constant force roll spring Φ12
constant force roll spring Φ14
constant force roll spring Φ16
constant force roll spring Φ18
constant force roll spring Φ20
cons]]></description><pubDate><![CDATA[20230509]]></pubDate></item>
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<title><![CDATA[Hot Sale DME Mold Date Stamp / Day Stamp with Ball Plunger Structure (DTBB Type) Factory Pric]]></title><link><![CDATA[https://szpjmoldparts.en.ec21.com/Hot_Sale_DME_Mold_Date--12070704_12070796.html]]></link><description><![CDATA[force that prevents the inner core from shifting or rotating unintentionally.Tactile Feedback: The mechanism provides a distinct &quot;click&quot; sensation and sound when adjusting the date, allowing operator]]></description><pubDate><![CDATA[20260428]]></pubDate></item>
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<title><![CDATA[Supermarket Retail Drink Beverage Wine Pusher]]></title><link><![CDATA[https://nancysecuritydisplay.en.ec21.com/Supermarket_Retail_Drink_Beverage_Wine--12050160_12050176.html]]></link><description><![CDATA[YOMO Display Supplies several types of wine pushers, which can make your wines organized and more branded.Keep Your Wines in Line, Tidy &amp; Clean.Always Auto Facing, Enhance Visuality &amp; Sales Force.Eas]]></description><pubDate><![CDATA[20250318]]></pubDate></item>
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<title><![CDATA[China Fire Monitors Fire Truck Water Cannon Portable Ground Fire Monitor Vendors]]></title><link><![CDATA[https://zjwoq.en.ec21.com/China_Fire_Monitors_Fire_Truck--8355567_8355568.html]]></link><description><![CDATA[nails are equipped with spring damping mechanism, which can be adjusted automatically on uneven road and play the role of buffering recoil force;
7. Made of Light aluminum alloy, surface anodized
]]></description><pubDate><![CDATA[20250317]]></pubDate></item>
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<title><![CDATA[Wholesale Ground Portable Fire Monitor Water Cannon Fire Truck Equipment]]></title><link><![CDATA[https://yafirefighting.en.ec21.com/Wholesale_Ground_Portable_Fire_Monitor--11540600_11540651.html]]></link><description><![CDATA[nails are equipped with spring damping mechanism, which can be adjusted automatically on uneven road and play the role of buffering recoil force;
7. Made of Light aluminum alloy, surface anodized
]]></description><pubDate><![CDATA[20250317]]></pubDate></item>
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<title><![CDATA[Agricultural Plant Protection  Drones Pesticide Spraying Fertilizing  Aircraft Plane Airplane Airveh]]></title><link><![CDATA[https://xiaoairobotics.en.ec21.com/Agricultural_Plant_Protection_Drones_Pesticide--12046248_12047013.html]]></link><description><![CDATA[force of a single propeller can reach 53 kg, and the full-load thrust-to-weight ratio is as high as 2.0. It is equipped with a standard 45-liter large medicine tank (a 60-liter tank is optional). The]]></description><pubDate><![CDATA[20250305]]></pubDate></item>
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<title><![CDATA[Remotely Controlled Bush Trimmer for Sale]]></title><link><![CDATA[https://zxy807.en.ec21.com/Remotely_Controlled_Bush_Trimmer_for--11925401_12046538.html]]></link><description><![CDATA[forced lubrication, which is essential for reliable operation and preventing premature wear.This system ensures that the engine receives a constant supply of pressurized oil for effective lubrication]]></description><pubDate><![CDATA[20250304]]></pubDate></item>
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<title><![CDATA[China OEM SLST3000 Large Hydraulic Ecological Wall Production Line Supplier]]></title><link><![CDATA[https://sanlianmachine.en.ec21.com/China_OEM_SLST3000_Large_Hydraulic--12045865_12045870.html]]></link><description><![CDATA[Force/KN
550
lf
the required pallet size or product heights are not listed here, we are happy
to make special plans for you.
Production Table
Brick
Size
Production
(Per mould)
Production
(8h one shif]]></description><pubDate><![CDATA[20250228]]></pubDate></item>
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<title><![CDATA[6F Single Roller Mill]]></title><link><![CDATA[https://seikograinmill.en.ec21.com/6F_Single_Roller_Mill--11930876_12045592.html]]></link><description><![CDATA[force on the fast roller to the slow roller to achieve unequal and relative rotation. The working method is to crush wheat by shearing, squeezing, grinding (or squeezing and grinding).
The single-typ]]></description><pubDate><![CDATA[20250227]]></pubDate></item>
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<title><![CDATA[Rubber Track Remote Operated Slope Mower (VTLM800)]]></title><link><![CDATA[https://lawnmower3.en.ec21.com/Rubber_Track_Remote_Operated_Slope--12045049_12045110.html]]></link><description><![CDATA[forced lubrication, which is essential for reliable operation and preventing premature wear.
This system ensures that the engine receives a constant supply of pressurized oil for effective lubricatio]]></description><pubDate><![CDATA[20250225]]></pubDate></item>
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<title><![CDATA[Wheel Loader]]></title><link><![CDATA[https://lelexiaobao.en.ec21.com/Wheel_Loader--10979811_10983293.html]]></link><description><![CDATA[force
165kN
5
Max. dump clearance
3140 (mm)
6
Dump reach
1180 (mm)
7
Dump angle at any position
≥450
8
Digging depth (with bucket bottom horizontal)
27 (mm)
9
Min. turning radius
(1) Outside of buc]]></description><pubDate><![CDATA[20250224]]></pubDate></item>
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<title><![CDATA[Crawler Remote Controlled Brush Mower (VTLM800 with Snow Blade)]]></title><link><![CDATA[https://lawnmower16.en.ec21.com/Crawler_Remote_Controlled_Brush_Mower--12042891_12043897.html]]></link><description><![CDATA[forced lubrication, which is essential for reliable operation and preventing premature wear.
This system ensures that the engine receives a constant supply of pressurized oil for effective lubricatio]]></description><pubDate><![CDATA[20250219]]></pubDate></item>
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<title><![CDATA[Permanent Magnet Direct Drive Pulley]]></title><link><![CDATA[https://michael123123.en.ec21.com/Permanent_Magnet_Direct_Drive_Pulley--12016611_12016612.html]]></link><description><![CDATA[force and energy characteristics, large output torque, smooth start, constant torque control
★Compact structure, small space occupation, neat appearance, saving tunnel space
★No gear wear, no oil]]></description><pubDate><![CDATA[20250215]]></pubDate></item>
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<title><![CDATA[Valid Magnetics ETR2000 Tensioner / Web Guide for Masks Production, Label, Packing, Rolling Machines]]></title><link><![CDATA[https://validmagnetics.en.ec21.com/Valid_Magnetics_ETR2000_Tensioner_Web--8979451_11264426.html]]></link><description><![CDATA[Traditional
unwinding tensioners are mainly mechanical, using physical contact to 
generate a friction force to control the tension. 
However, the 
tension keeps increasing when the unwinding diamete]]></description><pubDate><![CDATA[20250211]]></pubDate></item>
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<title><![CDATA[Bosch 11265EVS 1-5/8&quot; Spline Combination Rotary Hammer]]></title><link><![CDATA[https://johnxpertstore.en.ec21.com/Bosch_11265EVS_1_5_8--12029180_12029190.html]]></link><description><![CDATA[Constant Response circuitry ? provides soft-start and maintains constant speed under loadElectro-pneumatic impact system maximizes impact force and minimizes vibrationDual-mode selector ? two modes o]]></description><pubDate><![CDATA[20241203]]></pubDate></item>
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<title><![CDATA[Chaeum]]></title><link><![CDATA[https://pharmocean01.en.ec21.com/Chaeum--10957660_11676100.html]]></link><description><![CDATA[Constant extrusion force allows smooth injection
HIGH ELASTICITY
Superior elasticity due to low phase angle results in faster elastic recovery rate
Maintaining the shape with the stable formation inv]]></description><pubDate><![CDATA[20241118]]></pubDate></item>
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<title><![CDATA[IE5 Rare-earth-free Reluctance Motor]]></title><link><![CDATA[https://sunaryswiftdrive.en.ec21.com/IE5_Rare_earth_free_Reluctance--12021635_12021659.html]]></link><description><![CDATA[forces, the motor utilizes a high saliency ratio design and a strong magnetic rotor topology, enhancing peak torque output capability and expanding the constant power operating range system efficienc]]></description><pubDate><![CDATA[20241031]]></pubDate></item>
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<title><![CDATA[Permanent Magnetic Lifters Manufacturer PML-100-6000kg Permanent Lifting Magnets]]></title><link><![CDATA[https://jogezhang83.en.ec21.com/Permanent_Magnetic_Lifters_Manufacturer_PML--10344625_10344679.html]]></link><description><![CDATA[constant and reliable magnetism without
electricity, residual magnetism approach naught.
6. The maximum pull-off force as 3.5 times as rated lifting
force which contribute to improve the working cond]]></description><pubDate><![CDATA[20241023]]></pubDate></item>
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<title><![CDATA[Sludge Dewatering Decanter Centrifuge Machine for Wastewater Treatment]]></title><link><![CDATA[https://koen123.en.ec21.com/Sludge_Dewatering_Decanter_Centrifuge_Machine--11982438_11981057.html]]></link><description><![CDATA[force; the light liquid settles at the innermost place of the drum under minimum centrifugal force; same as the drum&apos;s turning direction, a screw feeder also turns at a high speed, and a constant spe]]></description><pubDate><![CDATA[20241021]]></pubDate></item>
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<title><![CDATA[Meat Probe 231.5K NTC 304 Food Grade Stainless Steel Needle Braided Cable 2.5mm Phone Plug Connector]]></title><link><![CDATA[https://amwei.en.ec21.com/Meat_Probe_231.5K_NTC_304--9787443_9794732.html]]></link><description><![CDATA[force 9.8N（1KGF）along lead wire direction, for 1 minute.No cracks in the resin and wire bonding, No visible damageFalling downFalling down from 1 meter high to 10mm thick oak wooden board, 5 time]]></description><pubDate><![CDATA[20241003]]></pubDate></item>
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<title><![CDATA[Drone Accessories Tethered Drone Power Station for Cleaning]]></title><link><![CDATA[https://rosefinchtech.en.ec21.com/Drone_Accessories_Tethered_Drone_Power--11840851_12004253.html]]></link><description><![CDATA[forced retraction button, AC switch, backup battery switch for reel in cableSize600 ×570 × 460 ± 0.5mm, excluding foot padsWeight54.0 ± 0.5kg, not including tethered cable weightCableMaterialAllo]]></description><pubDate><![CDATA[20240913]]></pubDate></item>
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<title><![CDATA[The 25th China (Guangzhou) Intl Spring Industry Exhibition]]></title><link><![CDATA[https://jolinyao.en.ec21.com/The_25th_China_Guangzhou_Intl--10256509_11866662.html]]></link><description><![CDATA[constant force spring, kinds of stainless spring, elastic cell and others.
2. Spring materials-spring steel wire, stainless wire.
3. Spring equipment- CNC spring end grinder, CNC spring coiler, compu]]></description><pubDate><![CDATA[20240813]]></pubDate></item>
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<title><![CDATA[Furniture Painting Line]]></title><link><![CDATA[https://hengjiujinye.en.ec21.com/Furniture_Painting_Line--11982428_11982666.html]]></link><description><![CDATA[forced oven, equipped with far-infrared heating IR lamp
Painting environment: painting room level 10000, workshop level 100000, and adjustable constant temperature and humidity
Output: depends on the]]></description><pubDate><![CDATA[20240809]]></pubDate></item>
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<title><![CDATA[Industrial Safety Helmet ANSI TYPE II CLASS G CE EN 397]]></title><link><![CDATA[https://weiguangsafety.en.ec21.com/Industrial_Safety_Helmet_ANSI_TYPE--11981132_11981133.html]]></link><description><![CDATA[force. Protective helmet is mainly used in metallurgy, construction, forestry, mining, dock and other industries.
Our model V breathable safety caps
have five colors which are white, orange, yellow, ]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[Mini Lab Decanter Centrifuge]]></title><link><![CDATA[https://koenmachine123.en.ec21.com/Mini_Lab_Decanter_Centrifuge--11980967_11981045.html]]></link><description><![CDATA[force; the light liquid settles at the innermost place of the drum under minimum centrifugal force; same as the drum&apos;s turning direction, a screw feeder also turns at a hi
gh speed, and a constant sp]]></description><pubDate><![CDATA[20240806]]></pubDate></item>
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<title><![CDATA[Brick Making Factory with Robot Setting Machine]]></title><link><![CDATA[https://chenyumao2015.en.ec21.com/Brick_Making_Factory_with_Robot--9518888_9521605.html]]></link><description><![CDATA[force is constant, adjustable and accurate. By monitoring of signal feedback, it realizes the alignment and synchronization of gripper with kiln car and conveyor. The cushion system avoids the possib]]></description><pubDate><![CDATA[20240729]]></pubDate></item>
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<title><![CDATA[Universal Length Measuring Machine  SJ5100-UP1000]]></title><link><![CDATA[https://chotest0613.en.ec21.com/Universal_Length_Measuring_Machine_SJ5100--11966356_11966404.html]]></link><description><![CDATA[constant measuring force technology. After the software records the coordinates from precision glass-scale and introduces the feedback data of measuring force device and temperature sensor, the dimen]]></description><pubDate><![CDATA[20240710]]></pubDate></item>
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<title><![CDATA[CR20 Surface Core Drilling Rig]]></title><link><![CDATA[https://coredrillpros.en.ec21.com/CR20_Surface_Core_Drilling_Rig--11951642_11951643.html]]></link><description><![CDATA[force, and water flow. This allows the operator to adjust the drilling process according to the specific requirements of the formation being drilled, ensuring optimal performance and sample recovery.]]></description><pubDate><![CDATA[20240614]]></pubDate></item>
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<title><![CDATA[Air Conditoner Hose for Cars Trucks Buses]]></title><link><![CDATA[https://jtbrakebads.en.ec21.com/Air_Conditoner_Hose_for_Cars--11147884_11147906.html]]></link><description><![CDATA[forcement: PET/PVA(Braided)
Cover: EPDM(Smooth/Cloth wrapped)
2.Constant operation:-30℃ - +150℃
3.Application: R12,R22,R502,R134A medium, etc .Widely use in vehicle air conditioning, air-conditio]]></description><pubDate><![CDATA[20240520]]></pubDate></item>
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<title><![CDATA[Post Tensioning System]]></title><link><![CDATA[https://posttensioningaccess.en.ec21.com/Post_Tensioning_System--11847250_11847253.html]]></link><description><![CDATA[constant load, but it has almost no effect on the deformation caused by variable loads;
5. prestressing is an internal force in the member, which does not destabilize the member, but rather improves ]]></description><pubDate><![CDATA[20240507]]></pubDate></item>
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<title><![CDATA[FILL-PACK Gallon Filling Machine]]></title><link><![CDATA[https://fillpackmachine.en.ec21.com/FILL_PACK_Gallon_Filling_Machine--11119373_11119390.html]]></link><description><![CDATA[FILL-PACK Gallon Filling Machine
QUICK DETAILS:
Model: QGF-1200
Brand: FILL-PACK
Power: 2kw
Voltage: 380V 3PH 50HZ or customized
Driven force type: Electrical
Automation degree: Automatic
Dimension: ]]></description><pubDate><![CDATA[20240425]]></pubDate></item>
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<title><![CDATA[Rubber Track Remote Operated Slope Mower]]></title><link><![CDATA[https://stellaxiao803.en.ec21.com/Rubber_Track_Remote_Operated_Slope--11654246_11654306.html]]></link><description><![CDATA[forced lubrication, which is essential for reliable operation and preventing premature wear.This system ensures that the engine receives a constant supply of pressurized oil for effective lubrication]]></description><pubDate><![CDATA[20240425]]></pubDate></item>
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<title><![CDATA[Testing Equipment]]></title><link><![CDATA[https://cmetechnology.en.ec21.com/Testing_Equipment--11925572_11925577.html]]></link><description><![CDATA[force)
1— shock test; 2—bump test; 3—centrifugal test; 4— drop test; 5— transportation simulation; 6— multi-axial simulation table; 7—hydraulic shaker; 8— mechanical shaker; 9 —inst]]></description><pubDate><![CDATA[20240416]]></pubDate></item>
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<title><![CDATA[Mechanices]]></title><link><![CDATA[https://maier418.en.ec21.com/Mechanices--11922917_11922955.html]]></link><description><![CDATA[force acting on the ball is the force of gravity. The digital timer (download) displays the fall time to the first photogate and the time to pass through the gate after the experimental run. Accelera]]></description><pubDate><![CDATA[20240409]]></pubDate></item>
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<title><![CDATA[Best ZONHAN 2KW Wind Turbine Wind Power Generator]]></title><link><![CDATA[https://srmchina.en.ec21.com/Best_ZONHAN_2KW_Wind_Turbine--1748894_1999078.html]]></link><description><![CDATA[force and cut-in speed very low.
Main technical performances
Rotor Diameter (m)
3.2
Material and number of the blades
Reinforced fiber glass*3
Rated power/maximum power
2000/2800w
Rated wind speed (m]]></description><pubDate><![CDATA[20240408]]></pubDate></item>
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<title><![CDATA[TZ-8104 Roller Lever Actuator Limit Switch]]></title><link><![CDATA[https://chinalimitswitch.en.ec21.com/TZ_8104_Roller_Lever_Actuator--11620101_11620108.html]]></link><description><![CDATA[forced plastics outer shell, High. Structure preventing oil, water and pressure.
■ Structure enables the terminal section to be fully opened for easy wiring.
■ Degree of protection: IP65
■ Aslo]]></description><pubDate><![CDATA[20240403]]></pubDate></item>
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<title><![CDATA[KRD30 Constant Acceleration Tester (Box Type)]]></title><link><![CDATA[https://creditcme.en.ec21.com/KRD30_Constant_Acceleration_Tester_Box--11098426_11099444.html]]></link><description><![CDATA[constant acceleration
testing machine is used to determine that electronic components, small
components and other electrical and electronic products are
subjected to the force generated by the steady]]></description><pubDate><![CDATA[20240402]]></pubDate></item>
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<title><![CDATA[MX Magnet Pumps]]></title><link><![CDATA[https://cheonsei.en.ec21.com/MX_Magnet_Pumps--1_3203597.html]]></link><description><![CDATA[force, it does not have a pump axis and have no shaft seal equipment device 
such as a mechanical seal. Magnets are mounted in the impeller and the driving 
magnet has sufficient driving power on the]]></description><pubDate><![CDATA[20070313]]></pubDate></item>
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<title><![CDATA[Concrete Curing Autoclaves]]></title><link><![CDATA[https://ilshinauto.en.ec21.com/Concrete_Curing_Autoclaves--3722388_4076033.html]]></link><description><![CDATA[force such as impacts or overloads. 
3. Protect concrete surface from changes in the weather such as wind, rain, 4. frost and sunlight.
If concrete is impacted during the process, strength of joint i]]></description><pubDate><![CDATA[20180919]]></pubDate></item>
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<title><![CDATA[Rubber Extrusion Microwave Vulcanizing Production Line]]></title><link><![CDATA[https://yadong.en.ec21.com/Rubber_Extrusion_Microwave_Vulcanizing_Production--1489615_2092096.html]]></link><description><![CDATA[constant force positioning device. 5. Super-high and high temperature vulcanizing oven is specially desighed for the line, they can reach a max. Temperature of 800 and 500 degree C in short time. Inc]]></description><pubDate><![CDATA[20100214]]></pubDate></item>
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<title><![CDATA[EPAFLEX High Density Cell Rubber &amp; plastic Fireproof foam insulated Materials]]></title><link><![CDATA[https://shingharng.en.ec21.com/EPAFLEX_High_Density_Cell_Rubber--348612_348621.html]]></link><description><![CDATA[forces (when squeezed, it will not have a noise of breaking.), hence is very convenient for engineering.
9. Superior aging resistance
After 150 hours of aging resistance (UV) test, there are still no]]></description><pubDate><![CDATA[20040317]]></pubDate></item>
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<title><![CDATA[Hydraulic Conductor Tensioner]]></title><link><![CDATA[https://michaelzho.en.ec21.com/Hydraulic_Conductor_Tensioner--514238_514549.html]]></link><description><![CDATA[force control and constant tension conductor stringing. 
-The max. tension / pull back force can be preset, the tension force can be read from tension gauge 
-Spring applied hydraulic released brake ]]></description><pubDate><![CDATA[20150729]]></pubDate></item>
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<title><![CDATA[Traction Motor (Can Replace GE761A19 Traction Motor)]]></title><link><![CDATA[https://710069.en.ec21.com/Traction_Motor_Can_Replace_GE761A19--769584_769585.html]]></link><description><![CDATA[force-ventilated series wound DC traction motor, which is designed for narrow-gauge diesel locomotive. The motor has features of wide speed regulating range in constant power, good commutation and un]]></description><pubDate><![CDATA[20230904]]></pubDate></item>
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<title><![CDATA[JW-C5235 Vertical Form Fill Seal Machine  of Multiweigh]]></title><link><![CDATA[https://jweigh.en.ec21.com/JW_C5235_Vertical_Form_Fill--2142688_9668364.html]]></link><description><![CDATA[force,and it also ensure the Motor won&amp;#39;t damaged for overload
With the protection function of Auto stop when open the door and product is caught 
Horizontal sealing wheel gear and liner bearing i]]></description><pubDate><![CDATA[20150908]]></pubDate></item>
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<title><![CDATA[Walk Behind Vibratory Road Roller]]></title><link><![CDATA[https://2239258.en.ec21.com/Walk_Behind_Vibratory_Road_Roller--1819803_10130160.html]]></link><description><![CDATA[force
20kN
Water tank volume
50L
Working
Drive
Variable plunger pump ,constant displacement hydraulic motor
Vibration
Hydraulic vibrating
Turning
Hydraulic steering
Engine
Model
HONDA, GX390
Type
Gas]]></description><pubDate><![CDATA[20160829]]></pubDate></item>
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<title><![CDATA[Zeolite]]></title><link><![CDATA[https://dlthm.en.ec21.com/Zeolite--1917149_1917555.html]]></link><description><![CDATA[force, so it can be used as the outstanding adsorbent. The zeolite crystal has many sizable cavities and channels, under certain physical-chemical conditions, these channels can have precise and cons]]></description><pubDate><![CDATA[20070509]]></pubDate></item>
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<title><![CDATA[Brake Controller]]></title><link><![CDATA[https://seshinelec.en.ec21.com/Brake_Controller--3947488_1929275.html]]></link><description><![CDATA[force at the weak magnetized state, the voltage regulation function is needed to keep the magnetized voltage constant even under the fluctuation of power supply voltage. This controller uses a highly]]></description><pubDate><![CDATA[20091118]]></pubDate></item>
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<title><![CDATA[GM7 Asynchronous Servo Spindle Motor]]></title><link><![CDATA[https://gservo.en.ec21.com/GM7_Asynchronous_Servo_Spindle_Motor--3491213_3493499.html]]></link><description><![CDATA[force cooling fan, high resolution encoder (no 
GM7 inverter (spindle) motor , it is compose with stator,
rotors,
necessary under open loop control). It is optimized In structure 
design, optimized i]]></description><pubDate><![CDATA[20090418]]></pubDate></item>
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<title><![CDATA[Rope Gripper]]></title><link><![CDATA[https://gygco.en.ec21.com/Rope_Gripper--2739846_2739847.html]]></link><description><![CDATA[constant force on the elevator ropes, even with the spring extended to less than half their original compressed value. 
Open Position (Normal Status)
When the &quot; Rope GripperTM &quot; is in its open positi]]></description><pubDate><![CDATA[20121112]]></pubDate></item>

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