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The L/D ratio is the ratio of the length of the screw to its outside diameter. The ratio calculation is calculated by dividing the length of the screw by its nominal diameter. Although several injection molding

1. There is a water band after scraping
Reasons and countermeasures :

The rocker arm pressure is not enough . Choose a wiper with a shorter size .
The wiper structure is damaged ( the movable part of the

Multifunctional wiper blade
TOPEX multifunctional soft flat wiper blades have the following characteristics :

There are many connectors ( adapters ) , and it can be adapted to more than 96% of the car models

Rocker switches have an on and an off position, and they break the electrical circuit to interrupt the current just as other switches do. The rocker switches are very simple though, when compared with other t

Essentially, in any application where the amount of voltage that a load is receiving needs to be varied on the fly, a variable transformer is likely employed.
What are the physical principles applied within a

Rubber is a kind of elastic material. What should I do if it expands and contracts when it is hot and cold? This requires that the rubber product be stored well to ensure that it will not change. There are strict

EPDM rubber is basically a saturated polymer with very good aging resistance, good weather resistance, excellent electrical insulation properties, good chemical resistance, and good impact elasticity. T

What is water softener system?
What is hard water? Hardness is measured in milligrams per liter,soft water has a hardness range of less than twenty milligrams per liter.hard water comes in at 121 to over a

What is a Bag Filter Housing?
Bag Filter is an fluid pollution control device,which helps to remove particulates from a fluid stream released from any commercial process. Filter bags are fabric designed with the

BASIC SPECIFICATION
1.Low Temperature Test

1.1 Normally Low Temperature Test

1.2Extremely Low Temperature Test

2 High Temperature Test

3 Drop Test

4.Shock Proof Test

4.1 Test By Impact Shock

LPVO（Low Power Variable Optics） is very popular in whatever hunting, tactical or competition for AR and carbine users. It helps to turn your rifle into both short-range and long-range solution for shooting.

Suppose you want to buy wholesale from China and you don’t know where to buy. At this point, you need a purchasing agent to help you complete the import.

First, we need to know the product distribution in the

Export tax refunds are mainly used to balance the tax burden of domestic products by refunding the internal tax paid on exported products, so that domestic products can enter the international market at a cost

4G mobile networks have now entered a stage of rapid popularization, and at the same time, 5G standards have begun to emerge. So what is the difference between 4g antenna and 5g antenna?

First of all, the

With the development of economic globalization and the rapid rise of the Internet network economy, the global logistics service industry is also facing huge challenges. Say The core warehousing solution

Diesel Generators are engineering equipment that burns fuel in the engine during the combustion process in order to form electricity.

During the combustion process, the temperature and pressure within the

For anyone who has never owned or worked with diesel generators before, they can be extremely daunting.

There is a lot of technical jargon to learn. A lot of parts to understand. And a lot of miscellaneous

The description of the 22mm waterproof Filn metal emergency stop push button.

The mounting hole size of the product is 22mm, and we can produce the product, which size is 16mm and 19mm, etc.

We can produce

The description of the 16mm 250V 10A momentary doorbell 2 pins push-button switch.

The advantages of the product are high current, cheap price, waterproof. Here is the detailed introduction.

The m

When the machine device is powered up, press the button switch on the control panel and it lights up. Operating hard with fingers, it is composed of a simple electric mechanism of air switch mechanism to turn on