China best Hot Sales Zlyj 250 Gear Box for Single Screw Extruder with Good quality

Product Description

Very hot Product sales ZLYJ 250 Gear Box for One Screw Extruder

Business Details
     Proven in 1979, HangZhou Gearbox Producing Co., Ltd.  is positioned in National High-tech Growth Zone of HangZhou, ZheJiang , China.  With much more than 38 years’ knowledge in research and improvement of equipment transmission items, the factory covers an location of 87,000 sq. meters.  ISO9001certified in 1999, we have higher competent R&D engineer team and manufacturing skills as well as initial-class processing and testing equipments.
Item Description
    ZLYJ sequence speed reducers are high precision hardening tooth flank transmission portion with thrust bearing housing. They are designed for plastic screw-rod extruder according to ZBJ19009-88. The gears and axes are manufactured of substantial power alloy steel. The gears are made by way of carburizing hardening, precision grinding. Its precision is up to Quality 6(GB10095-88). Hardness of tooth flank is HRC54-62. Thrust bearing is in entrance of output hollow shaft to accommodate screw-rod back again force forces. Bearings, oil seals and some other regular models are high quality items and they can also be imported items to meet customers’ specifications. This kind of velocity reducer has the characteristic of tiny quantity, large load capability, secure transmission, lower sound, higher performance. They qualities reach levels of international products of the exact same sort and it can just take place of them.

Doing work Circumstances:
1. Input shaft rotation speed is not more than 1500r/min.
2. Its ambient temperature assortment is inside of 0 to 35 centigrade. If it is reduce than 0 centigrade, pre-heating of the CZPT will be essential just before start-up, while cooling is advised in case of a temperature greater than 35 centigrade.

 Are you buying and selling business or producer?
A: We are company with over 38 a long time experience.
Q: How prolonged is your shipping and delivery time?
A: Normally it is in ten days if the goods are in inventory, for goods developed as per buy, it is inside of 35 times following confirmation of order.
Q: How long ought to I wait for the opinions following I send the enquiry?
A: Normally within twelve several hours.
Q: What information must I give you to confirm the merchandise?
A: Model/Size, Transmission Ratio, Velocity, Shaft directions & Order amount and so on.
Q: Hong prolonged is your product warranty?
A: We supply twelve months guarantee from departure day of the goods.
Q: What is your payment terms?
 T/T one hundred% in progress for amount much less than USD10000.-, 30% T/T in advance , harmony before shipment for sum earlier mentioned USD10000.-
  If you have any other inquiries, please feel free of charge to get in touch with us under:
HOW TO Contact US?
Send your Inquiry Information in the Beneath, click on “Deliver” Now!
Also you can contact us via following techniques:
Tel/ : 15358026079

The Components of a Gearbox

There are a lot of components of a Gearbox, and this article will assist you recognize its functions and parts. Find out about its upkeep and appropriate treatment, and you are going to be on your way to restoring your vehicle. The complexity of a Gearbox also can make it straightforward to make blunders. Discover about its capabilities and parts so that you are going to be able to make the very best selections achievable. Read on to find out far more. Then, get your automobile ready for wintertime!


Gearboxes are fully built-in mechanical components that consist of a collection of gears. They also contain shafts, bearings, and a flange to mount a motor. The conditions gearhead and gearbox are not typically utilised interchangeably in the motion business, but they are usually synonymous. Gearheads are open up gearing assemblies that are put in in a equipment frame. Some more recent patterns, these kinds of as battery-powered cell units, require tighter integration.
The electricity losses in a gearbox can be divided into no-load and load-dependent losses. The no-load losses originate in the gear pair and the bearings and are proportional to the ratio of shaft speed and torque. The latter is a function of the coefficient of friction and pace. The no-load losses are the most serious, since they symbolize the premier proportion of the overall loss. This is because they increase with speed.
Temperature measurement is another essential preventive servicing follow. The heat produced by the gearbox can harm elements. Higher-temperature oil degrades speedily at higher temperatures, which is why the sump oil temperature ought to be monitored periodically. The highest temperature for R&O mineral oils is 93degC. Nevertheless, if the sump oil temperature is much more than 200degF, it can cause seal injury, gear and bearing wear, and untimely failure of the gearbox.
No matter of its dimension, the gearbox is a essential portion of a car’s drivetrain. No matter whether the automobile is a sports activities auto, a luxury automobile, or a farm tractor, the gearbox is an crucial element of the automobile. There are two major types of gearbox: regular and precision. Each and every has its own positive aspects and disadvantages. The most important thought when selecting a gearbox is the torque output.
The principal shaft and the clutch shaft are the two key components of a gearbox. The major shaft operates at motor pace and the countershaft could be at a lower speed. In addition to the principal shaft, the clutch shaft has a bearing. The gear ratio determines the sum of torque that can be transferred amongst the countershaft and the primary shaft. The generate shaft also has one more title: the propeller shaft.
The gears, shafts, and hub/shaft link are designed according to stamina layout expectations. Relying on the software, each and every component must be in a position to endure the regular stresses that the method will expertise. Frequently, the minimal speed variety is ten to twenty m/s. Nevertheless, this selection can differ among various transmissions. Usually, the gears and shafts in a gearbox should have an stamina restrict that is significantly less than that limit.
The bearings in a gearbox are regarded dress in components. While they must be changed when they put on down, they can be stored in provider considerably longer than their supposed L10 life. Employing predictive maintenance, manufacturers can figure out when to change the bearing before it damages the gears and other components. For a gearbox to function correctly, it must have all the factors shown above. And the clutch, which enables the transmission of torque, is deemed the most critical element.


A gearbox is a completely built-in mechanical element that is composed of mating gears. It is enclosed in a housing that residences the shafts, bearings, and flange for motor mounting. The function of a gearbox is to enhance torque and alter the velocity of an motor by connecting the two rotating shafts together. A gearbox is generally created up of multiple gears that are joined with each other employing couplings, belts, chains, or hollow shaft connections. When electricity and torque are held constant, speed and torque are inversely proportional. The speed of a gearbox is established by the ratio of the gears that are engaged to transmit electrical power.
The gear ratios in a gearbox are the quantity of actions a motor can just take to convert torque into horsepower. The quantity of torque needed at the wheels is dependent on the functioning circumstances. A automobile demands much more torque than its peak torque when it is transferring from a standstill. As a result, the first equipment ratio is utilised to increase torque and move the motor vehicle ahead. To move up a gradient, much more torque is essential. To keep momentum, the intermediate gear ratio is utilised.
As metal-to-metal speak to is a common result in of gearbox failure, it is vital to check the issue of these factors carefully. The main focus of the proactive series of assessments is abnormal put on and contamination, whilst the preventative assessments emphasis on oil problem and additive depletion. The AN and ferrous density tests are exceptions to this rule, but they are used a lot more for detecting abnormal additive depletion. In addition, lubrication is crucial to the efficiency of gearboxes.


Every day upkeep is a critical factor of the lifestyle cycle of a gearbox. During maintenance, you must examine all gearbox connection components. Any unfastened or destroyed link element ought to be tightened immediately. Oil can be examined employing an infrared thermometer and particle counters, spectrometric investigation, or ferrography. You need to check out for too much put on and tear, cracks, and oil leaks. If any of these elements fail, you ought to replace them as quickly as possible.
Appropriate evaluation of failure styles is a needed part of any preventative maintenance system. This examination will help recognize the root result in of gearbox failures, as properly as prepare for potential preventative servicing. By appropriately preparing preventative maintenance, you can stay away from the expense and inconvenience of repairing or changing a gearbox prematurely. You can even outsource gearbox upkeep to a business whose professionals are educated in this discipline. The final results of the evaluation will help you create a more efficient preventative servicing software.
It is crucial to check the issue of the gearbox oil periodically. The oil must be modified in accordance to its temperature and the hours of procedure. The temperature is a substantial determinant of the frequency of oil changes. Greater temperatures demand a lot more regular adjustments, and the stage of protection from dampness and h2o reduces by 75%. At elevated temperatures, the oil’s molecular framework breaks down far more swiftly, inhibiting the formation of a protecting film.
Fortunately, the equipment business has designed revolutionary systems and solutions that can assist plant operators decrease their downtime and ensure optimum overall performance from their industrial gears. Right here are 10 actions to make certain that your gearbox continues to provide its goal. When you are preparing for upkeep, constantly hold in head the subsequent ideas:
Regular vibration analysis is a crucial component of gearbox upkeep. Elevated vibration indicators impending issues. Visually examine the inner gears for signs of spiraling and pitting. You can use engineers’ blue to verify the get in touch with sample of gear teeth. If there is a misalignment, bearings or housings are worn and need to have alternative. Also make sure the breathers remain clear. In soiled applications, this is far more difficult to do.
Proper lubrication is one more essential aspect in the life of gearboxes. Correct lubrication helps prevent failure. The oil must be cost-free of international supplies and have the appropriate volume of circulation. Proper lubricant selection is dependent on the sort of gear, reduction ratio, and enter electricity. In addition to oil degree, the lubricant have to be controlled for the dimensions and form of gears. If not, the lubricant ought to be modified.
Absence of proper lubrication lowers the toughness of other gears. Inappropriate maintenance minimizes the daily life of the transmission. Regardless of whether the transmission is overloaded or undersized, excessive vibration can hurt the equipment. If it is not properly lubricated, it can be damaged over and above fix. Then, the require for substitute gears could occur. Even so, it is not a time to squander a good deal of funds and time on repairs.

China best Hot Sales Zlyj 250 Gear Box for Single Screw Extruder     with Good qualityChina best Hot Sales Zlyj 250 Gear Box for Single Screw Extruder     with Good quality