​Identify true and false screw jacks

Identify true and false screw jacks
 Nowadays, screw jacks are selling very hot in the market. Nobody knows whether they can buy fake products or not. Despite checks on quality levels, there are still a lot of illegal businessmen who make small holes and sell all kinds of inexpensive and unqualified jacks. So how can we detect the true and false screw jacks? Today, we begin to explore the reasons.
 [1]  From the appearance, the screw jack is made of integral cast iron with a high safety factor and a green paint color. It looks clean and smooth. If the surface is not uneven, there are many burrs, and it is not smooth, the jack made from the renovated second-hand products of illegal businessmen can be seen at a glance.           
 [2]  From the price point of view: screw jack according to different models, the price is gradually increasing, then the general price will be based on your needs to quote, if the price is low, consider the quality of the jack, or whether it is a refurbished new product.           
 [3]  From the quality point of view: screw jacks are made of high-quality products from the fuselage to each parts area, so they are all guaranteed. Customers must try the machine when they buy, and choose a high-quality screw jack with  their own observation and judgment abilities.
 First of all, there are many kinds of helical jacks, ranging from the smallest 3.2t-5t-8t-10t-16t-20t-25t-32t-50t to the largest 100t. According to the items you want to lift, the tonnage of the jack can be determined. The jack can not only jack up a cow, but also set up a car. It can also jack up a heavy steel frame. Come on, so we all praise its strength. Before use, screw jacks need to be checked to see whether the parts are damaged or not, whether the lubricants are in place, and how many tonnages of lifting items should be selected when using. Do not overload the use of jacks. When lifting goods, the jacks should look down on the lifting sleeve. Red line sign, do not force too much over the red line sign, this is illegal operation, will damage the use of jacks.           
 Remember to use the jack for a long time and wipe it well, too much dust will affect the use of the jack, and often to lubricate the machine, do a good job in maintenance work, the jack itself is very bright, very beautiful, do not let its dirty face work for us.           
 In fact, the screw jack is ubiquitous in our production and life. You can use it to repair cars, change tires, create houses, build frames, scaffolding and so on. Its functions are complete enough to meet your needs.
 Screw Jack has stability precisely because it has a stable base. It is very professional in repairing bridges and automobiles. The base of the jack is very important for the balance of the jack. The base can keep the jack in balance when it is stressed, and it can also let you use it uniformly. The material of the base is very reliable, because it is made of alloy steel, and its toughness and strength are very good, so it is not easy to be audited for wear and tear.           
 Of course, there is a stable screw jack base, but also the stress surface needs to be flat, for the uneven surface or sand or well cover is not suitable for operation, but if you encounter this situation, do not worry, to take a reasonable solution, the ground mat flat in the operation.            
 There are many false screw jacks in the real market. When you can't recognize them with your naked eyes, it's better to choose a reliable manufacturer to buy products. We believe that the strength and quality of the brand will make us have reliable products.