Analysis of PET net film cost budget and briquetting cost

The whole bottle contains impurities: Cap 6% Dust, oil stains and other impurities 4% Label paper 5% 5% water Total: About 20% of impurities per ton of bottle. 1. According to the bottle of 6,200 yuan / ton, the cost per ton of pure raw materials is: 6200÷ (1-2 ...read more...

For children's healthy growth, relevant measures should …

China board trading network news: There are five main causes of environmental health hazards to children: first of all, to induce children's hematological diseases; second, to increase the incidence of asthma in children; third, to cause congenital abnormalities in newborns; an ...read more...

How to remove labels and impurities on PET bottles

Generally, the label paper and contaminants on the PET bottle are cleaned. Most people still use industrial sodium hydroxide (also known as nitrate or korea). The advantages are that it is effective, fast, and low in cost, but it also has disadvantages that can cause po ...read more...

China's deep-water salvage breakthroughs 3000m-class und…

The scientific and technological development of the 3000m-class submarine robot sea-testing task undertaken by the Yantai Salvage Bureau of the Ministry of Transport successfully ended on the 9th, indicating that China has already had a 3000-meter deepwater salvage capability. China's de ...read more...

How to trouble and repair air heater?

Air heater failure and maintenance: Fault 1: Digital display does not work. Check whether the air switch is closed and the control circuit is in good condition. Fault 2: Heater temperature does not rise. Check that the fuse is intact and the air heater is damaged? Fault 3: Three-phase imbalan ...read more...

Office fixed asset security management system

The office is unattended after work, and valuables such as computers, printers, and photocopiers in the office are attracting the attention of thieves. The number of security guards in property management is limited, and there is no way to monitor all offices at all times. The traditional video surv ...read more...