Dust cover
Our company produces vibration components: anode vibration hammer, cathode vibration hammer, hammer head, vibration drill, clamp, dust cover, dust cover, upper and lower fork, anode gear plate, cathode gear plate, coupling joint, cathode drive shaft, vertical shaft support plate, bearing seat, dry grinding dust bearing, vertical shaft bearing, center dust bearing, dust bearing, three wheel vertical bearing, four-wheel vertical bearing, four-wheel dust bearing, impact head, dust bearing limit, etc.
Technical requirements for electromagnetic pulse valves
1. The surface of the valve has no obvious coating peeling, scratches, burrs or other damages.
2. When the operating voltage of the solenoid valve is 85% of the rated voltage under the nominal gas source pressure of the product, the opening response time of the electromagnetic pulse valve should be less than 0.03s.
3. When the working gas source pressure is 0.1MPa, the pulse valve can be closed.
4. The electromagnetic pulse valve should be able to operate normally after being subjected to vibration with a frequency of 20Hz, a full amplitude of 2mm, and a duration of 30 minutes.
5. Under specified environmental conditions, the insulation resistance of the electromagnetic coil to the casing should be greater than 1M Ω.
6. Under the conditions of room temperature ranging from 5 ° C to 35 ° C and relative humidity not exceeding 85%, the electromagnetic coil can withstand a voltage of 50Hz and 250V on the casing without breakdown for 1 minute.
7. The product should be able to withstand a gas source pressure of 0.8 MPa.
8. Under normal usage conditions, the cumulative service life of the membrane should be greater than 800000 times.
9. The working pressure of the product is 0.1MPa to 0.7MPa, and the medium is air that has undergone oil and water removal treatment.
Experimental environment
a) The temperature of the gas source medium is between 1 ° C and 50 ° C.
b) There are no corrosive media in the ambient air;
c) Environmental air relative humidity not exceeding 85% cyclone bag pulse dust collector