Diaphragm pump body type selection Valve body selection is the most important part of the diaphragm pump selection. Diaphragm valve body types, commonly used through a single seat, through two-seater, angle, diaphragm, small flow, tee, eccentric rotation, butterfly, sleeve, spherical and other…

Heat pump industry is getting more and more popular, I was a mechanical company in Guangzhou in 2007, although the first contact with the heat pump, but fortunately there is a good basis for refrigeration knowledge in the school also have a little understanding, I am right I know this is a goo…

We often see some bolted joints in the mechanical equipment, some bolts do not use washers, some bolts use flat washers, some use spring washers, we must design Don't use a washer? So entangled, have you got the same entanglement? If so, today's article is for…

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It is difficult to machine the inner corner of the ear hole (chamfering) or remove the burr. To this end, we have designed and manufactured special fire tools to ensure quality. The taper shank 7 (see figure) is loaded into the vertical drill spindle hole, the lower ear hole of the workpiece i…

Miao fertilizer
Method for preparing nutrient soil: Mixing vegetable garden soil with high-quality decomposed organic fertilizer for 3 years without celery, and adding appropriate amount of ternary compound fertilizer. The nursery bed soil is mixed with 50% carbendazim wettab…

I. INTRODUCTION The production of end mills is a kind of tool for machining planes. It has higher productivity and lower cost than planing plane, grinding plane and broaching plane. Tool manufacturing is also simple. However, there are two problems in the use of cemented carbide insert end mil…