Screw tapping machine Gongsu Machine operating instructions

Thread size Size Test plate thickness Test plate thickness Axial load Test time Drill-drive time Screw speed under load Drill speed Rpm d mm kgf N Sec(Max) Min-1 ST2.9 0.7+0.7=1.4 15.3 150 3 1800 to 2500 ST3.5 1+1=2 15.3 150 4 1800 to 2500 ST3.9 1+1=2 15.3 150 4.5

Method for classifying and determining cyanide-containing sewage

1. Free cyanide When pH ≤ 8, free cyanide is present as HCN molecule, and the measurement can be carried out by solvent extraction or collecting HCN bubbles in the solution.
2. Total cyanide The total amount of cyanide. Including the free cyanide ion (CN -),

Where to buy high-quality cartridge magnetic separator equipment

Where to buy high-quality cartridge magnetic separator equipment depends on the quality of the magnetic separator. It is important to find a good magnetic separator manufacturer. It is recommended that you visit Henan Gongyi Chengxin Machinery, which is a Henan

How to use the data in the company intranet on the TNC

The standard features of the TNC control system allow users to directly access data in the company's intranet on the shop floor. The Remote Desktop Manager in the "Zhilian Manufacturing" feature pack also allows users to use Windows applications and d