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The process is mainly cardboard production, cardboard*, into boxes.
Cardboard *, as the name suggests, is face paper, corrugated paper, containerboard forming cardboard* is cut on the basis of cardboard into the required specifications, and the line forming is binding or gluing boxes.
Corrugated cardboard production line process 1Preparation process 1-1 Adhesive production 1-2 Raw materials input 2Single-sided unit 2-2 a, single-sided 2-2 a, single-sided 3
Double-sided unit 3-1 Double-sided machine 3-2 Drying and cooling 4Longitudinal cutting line 4-1 Longitudinal cutting 4-2 Longitudinal line 5Transverse cut-off 5-1 Upper cut-off 5-2 Lower cut-off 6
Stacking Stacking 6-1 Stacking Machine 6-2 Side Conveying 7Semi-finished product transfer 7-1 Sales cardboard 7-2 Specification cardboard The process flow of corrugated cardboard production line is roughly divided into the above seven processes.
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1 hundred catties of starch with how much borax and how much sodium hydroxide.
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In accordance with the provisions of laws and regulations, we shall establish the safety responsibilities of your company from the corporation to the following employees.
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Beijing Rubber Factory is a collective ownership registered in Fengtai District, Beijing on 1981-07-31, and its registered address is located at No. 149, Weizikeng, Songjiazhuang Road, Fengtong Butai District, Beijing.
The unified social credit of Beijing Rubber Factory** registration number is 91110106102208363H, and the enterprise legal person Feng Wei is currently in the state of operation.
The business scope of Beijing Rubber Factory is: bone glue, edible glue, industrial gelatin, swim bladder and oil manufacturing; Manufacture of hydrolyzed gelatin, detergent; Sales of chemical key products (excluding hazardous chemicals). (Enterprises independently choose business projects and carry out business activities in accordance with the law; For projects subject to approval in accordance with the law, business activities shall be carried out in accordance with the approved content after approval by relevant departments; shall not engage in the business activities of projects prohibited and restricted by the city's industrial policy.
Within the scope of this province, the registered capital of the current enterprise belongs to the general.
Beijing Rubber Factory has invested in 1 company, with 0 branches.
Through corporate credit.
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Linyi Lanshan Fengze Rubber Factory is a sole proprietorship enterprise registered in Lanshan District, Linyi City, Shandong Province on 2015-08-18, and its registered address is located in Houchengzi Village, Yitang Town, Lanshan District, Linyi City, Shandong Province.
The unified social credit of Fengze Rubber Factory in Lanshan District, Linyi City** The registration number is 91371302349212575X, and the enterprise is currently in a state of operation.
The business scope of Fengze Rubber Factory in Lanshan District, Linyi City is: processing and sales: urea-formaldehyde glue (a project subject to approval in accordance with the law, and Chan Pai Xiang can only carry out business activities after approval by relevant departments). Within the scope of the province, the registered capital of the current enterprise belongs to the general.
Through corporate credit.
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Mengla Guanlei Rubber Factory is a sole proprietorship enterprise registered in Yunnan Province on 1998-05-19, with its registered address located in Guanlei Town, Mengla County, Xishuangbanna Dai Autonomous Prefecture, Yunnan Province.
Mengla County Guanlei Rubber Factory's unified social credit ** registration number is 91532823709840066H, the enterprise legal person Yan Duoyun, the company is currently in a state of operation.
The business scope of Mengla County Guanlei Rubber Factory is: natural rubber acquisition, processing and sales; Sales of agricultural and sideline native products. (For projects subject to approval in accordance with the law, business activities can only be carried out after approval by relevant departments).
In Yunnan Province, the total registered capital of companies with similar business scope is 177528 million yuan, and the main capital is concentrated in 68 enterprises with a scale of more than 50 million yuan and 10 million to 50 million yuan. Within the scope of this province, the registered capital of the current enterprise belongs to the general.
Through corporate credit.
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Glue contains a lot of volatile chemicals, such as benzene compounds, formaldehyde, curing agents and other harmful substances, which are very harmful to the respiratory tract and nervous system. There are several ways to deal with it:
Install a pipeline sprinkler tower system for unified collection and processing.
Spray with deodorant or add to the circulating water of the spray tower.
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UV light oxygen purifier plus activated carbon environmental protection box and spray tower can be.
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1) In the heating and heating stage, the state of the double-pole double-throw switch should be thrown downward, at this time, the two resistors are connected in parallel, then p=ur
So r=2u
p2×(220v)1210w
2) When maintaining a constant temperature, the state of the DPDT switch should be thrown upward, at this time, the two resistors are connected in series for 1min to dissipate heat to the environment
Q scattered. pt=u
2rt=(220v)
60s=18150j, current through the heater: i=u2r220v
3) The work done by the current:
w=pt=1210w×30×60s=
J, Heat absorbed by the glue:
q=cm△t=3×103
j/(kg?10kg (80 -20 )=j, the efficiency of the heater: =qwjj
Answer: (1) The resistance value of each heating wire is 80;
2) The heat dissipation to the environment is 18150J per 1min, and the current through the heater is;
3) The efficiency of the heater is about 83%.
Two-component puzzle glue is generally used for paneling, urealdehyde glue is generally used for lamination, and two-component resin glue is generally used for assembly. Different glues are used in different situations.
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