The 9th Kunming Road Astronomical Night Posted on July 06, 2019 The 9th Kunming Road Astronomical Night April is the International Astronomical Month. Every April, the Yunnan Astronomy Enthusiasts Association and other units will organize the Astronomy Nights in the Road. This year is the ninth. The theme of this event is determine…
Waterproof and breathable membrane production process update Posted on July 04, 2019 The gas permeability of the Kedebang waterproof and breathable membrane is more than 1500g/m2/24h. Waterproof and breathable membrane production process: There are three main types: 1. Casting compounding. This process uses plastic particles to add a …
Analysis of hydraulic protection system of vacuum oil filter Posted on July 04, 2019 Since the introduction of the vacuum oil filter, the vacuum oil press hydraulic presses sold by various manufacturers are generally composed of hydraulic stations, oil cylinders, pistons, piston rods and piston rods connected to the compression plates. There are motor, oil …
Electrode related problems of electromagnetic flowmeter Posted on July 03, 2019 Henan Bo Rui Instrument Co., Ltd. () specializing in the production and sales of electromagnetic flowmeters, vortex flowmeters and other flow meters, welcome new and old customers to negotiate, service hotline; 18638176136; more news: http:// Electrode related problems…
Talking about sealant and its use Posted on July 03, 2019 Talking about sealant and its use. The tape was invented by the Americans in 1928 and is divided into three types: die-cut tape, double-sided tape, insulating tape, pressure-sensitive adhesive tape, high-temperature tape, and special tape. So far, people have f…
Coal columnar activated carbon, cleaner in the field of sewage Posted on July 02, 2019 Coal columnar activated carbon, cleaner coal columnar activated carbon in the field of sewage, listening to the feeling that this product should be relatively dirty, then how is it used for sewage treatment? Isn't it used to make the water more dirty? Let's take a l…
Arrester online monitor function and operation and maintenance Posted on July 01, 2019 The arrester online monitor is applicable to various valve arresters in the AC power grid. It can monitor the continuous current through the arrester under the operating voltage on-line. By observing the change of the continuous current, it can effectively detect the abnorm…
What is the reaction of sponge iron? Posted on July 01, 2019 What is the reaction of sponge iron? The sponge iron reaction product is a flocculent precipitate which is not easily soluble in water. When it accumulates to a certain extent, it can be drained by backwashing to restore the sponge iron to the initial oxygen scavenging abil…