Sanxiong Aurora is on the market and is scheduled to ho…

Guangdong Sanxiong Aurora Lighting Co., Ltd. (hereinafter referred to as the issuer) has issued an initial public offering of no more than 70 million RMB ordinary shares (A shares) (hereinafter referred to as the issuance) and has been listed on the GEM. The Commission’s Securities Regulatory[…]

Operation method and calculation method of circular pow…

Circular powder screening is the most ideal testing equipment for determining the fineness of powders. The following is a description of the relevant knowledge about the operation methods and calculation methods of circular powder screening collected and compiled by Agricultural Instrume[…]

The cooling of Synrad 100W metal RF tube with S&A CW-60…

[In selection of water chiller, S&A is expert. I`ll choose what you recommend to me! " This was the first sentence said by the customer President Lin engaged in laser marking when he met S&A. For later selection, President Lin has much trust in S&A. President Lin wanted to cool[…]

How far is the lithium battery giant from the "40 …

For more than a decade, China's power battery industry has achieved remarkable results. In the downstream of the power battery industry chain, China has become the world's largest consumer market for new energy vehicles. However, the current performance, quality and cost of power battery pr[…]

Researchers use graphene to develop the world's thi…

Not long ago, the graphene "tattoo" exhibited at the San Francisco International Electronic Components Conference (IEDM) is the world's thinnest epidermis electronic device. A graphene sensor attached to the surface of the skin like a tattoo measures electrical signa[…]

Excavator relief valve noise causes

Relief valve easy to produce high-frequency noise, mainly due to unstable pilot valve performance, that is, the pilot valve pre-cavity pressure caused by high-frequency vibration air vibration noise. The main reasons are: (1) Air is mixed with air and cavitation occurs in the pilot chamber leadin[…]

Static acid pressure performance tester operating proce…

Static acid pressure performance tester operating procedures I. Main purpose ZF-631 hydrostatic pressure testing device is developed according to the latest national standard GB24540-2009 "protective clothing protective clothing for acid and alkali chemicals" appendix E. It is specially[…]