Troubleshooting of 2X rotary vane vacuum pump

1, rotary vacuum pump vacuum is not high:

(1) If the pump temperature is too high, the sealing degree will drop. If the temperature of the pumped gas is high, the gas should be cooled before entering the rotary vane vacuum pump. If the external temper

Revised Rubber National Standard Startup

On November 17th, Jinan, Shandong Province experienced continuous rains and chills. At the working meeting of the expert group of the 16th member representative assembly of the Comprehensive Rubber Utilization Subcommittee of the China Rubber Industry Association, experts held a heated dis

Various knowledge of three links

Equal diameter three-way appearance, smooth surface, acid and alkali, anti-corrosion, strong texture performance. Welded equal diameter stainless steel three-way forging excellent, smooth surface, acid and alkali resistant high temperature, reasonable price ca

Quest smart helmet

According to the UK's "Daily Mail" report, British scientists have designed a virtual reality helmet that mimics sight, smell, hearing, touch and even taste, so that users do not have to go to distant vacation destinations in person. At home, you