The gooseneck punch size:835*120*56mm,88degree. the material is 42CrMo4, hardness is HRC47+/-3. and height 120mm,105mm can be made according to customer's request.
V grooved pulley bearing are produed with bearing material Chrome steel or carbon steel ,adn the cover coated material is with POM or nylon ,they are widely used in sliding door window
Characteristic of Plastic Bearing Unit:
1.Excellent chemical resistance, able to withstand all strong acids (including aqua regia) except molten alkali metals, fluorinated media and sodium hydroxide above 300C, as well as strong oxidants, reducing agents and various organic The role of solvents
2. Excellent heat resistance, its melting temperature is 324°C,decomposition temperature is 415°C, maximum use temperature is 250°C, embrittlement temperature is -190°C, and thermal deformation temperature (under 0.46MPa) is 120°C.
3. It has the smallest surface tension in solid materials and does not adhere to any substances.
4. Low friction performance, friction coefficient is the lowest among known solid materials
5. Resistance to aging
6. Good flexibility
Although its basic performance is similar to that of deep groove ball bearing, most of the bearings are used in relatively rough machinery, the installation and positioning are not accurate enough, the axis of the shaft and the seat hole is neutral, or the shaft is long and the deflection is large, and the accuracy of the bearing itself is not high enough, and some structures are relatively rough, so the actual performance of the bearing is relatively the same specification Deep groove ball bearings are subject to considerable discount.
Solar pump inverter obtains direct current energy from solar cells, and converts it into electric energy to drive the water pump. According to the intensity of sunlight, take use of MPPT algorithm, the solar pump inverter adjusts the output frequency to make maximum use of solar energy.
1. Fashion appearance
2. With high speed, excellent stability and durability
3. Paper detection by transmission type, accurately and rapidly
4. Imported thermal printer head, printing clearly and stable