1-2 T/H Tofu Cat Litter Production Line in Germany

The customer of this 1-2 t/h cat litter production line in Germany project originally ran a pet products company. Due to the increasing demand for pet tofu cat litter, the customer planned to invest in a small cat litter pellet production line. If the business situation is very good in the later period, we plan to expand production and sales area.

The 1-2 t/h cat litter production line in Germany project covers an area of 850 square meters, including 400 square meters of workshop area, 200 square meters of raw material area, 200 square meters of finished product area, and 50 square meters of office area. Purchased 15 sets of cat litter pellet making machines, dryers, packaging equipment, screening machines and other equipment.

The small cat litter factory project uses fiber, starch, corn, and guar gum as raw materials to carry out feeding, mixing, granulating, drying, screening, packaging and other processes, with an annual processing capacity of 5,000 tons of pet cat litter.

The main construction contents of the 1-2 t/h cat litter production line in Germany project are as follows:

The products of this 1-2 t/h cat litter production line in Germany project are mainly pet cat litter. The product list is shown in the table below.

The raw materials of this 1-2 t/h cat litter production line in Germany project are fiber, starch, corn, guar gum, etc. The consumption of the main raw materials of this project is shown in the table below.

The main cat litter making machines required for this 1-2 t/h cat litter production line in Germany project is shown in the table below.

1. Loading
   The raw materials of this 1-2 t/h cat litter production line in Germany project, including fiber, starch, corn, and guar gum, are all purchased from the provincial market. The purchased raw materials are all packed in bags and stored in the warehouse after being transported by truck.
   A small amount of dust will be generated during manual handling of the raw materials. During use, the packaging bag is manually opened and the fiber, starch, corn, and guar gum are put into the granulator in corresponding proportions.
2. Mxing
   This process mainly involves fully mixing the raw materials, and the cat litter pellet machine is a closed equipment. The raw materials contain the main ingredients flavor and guar gum. Among them, guar gum is easily soluble in water.
   In order to make the guar gum have a higher degree of cohesion during the mixing process, water needs to be added for mixing before mixing. The mixing process It can bind fiber, starch, corn and form balls quickly. The semi-finished products produced in the mixing process are transported to the granulation process via a closed conveyor belt.
3. Granulation
   The granulation of this 1-2 t/h cat litter production line in Germany project adopts dry granulation. The semi-finished products produced in the mixing process are transported to the cat litter granulator through a closed conveyor belt.
   The cat litter granulator is fully closed during operation. There is no need to open the equipment during normal operation. The semi-finished products produced in the process are transported to the granulator via a closed conveyor belt.
4. Drying
   Since the raw material itself contains a certain amount of moisture, the semi-finished cat litter particles produced in the granulation process need to be dried.
   Analogous to the analysis of general cat litter production conditions, the moisture content of cat litter pellets before drying is about 13~15%, and the moisture content of semi-finished cat litter is about 7%~10% and is in the shape of long strips. In order to meet product quality requirements, the product needs to be dried directly.
   The drying heat source of this 1-2 t/h cat litter production line in Germany project uses liquefied petroleum gas. The semi-finished cat litter pellets are transported to a closed dryer on a closed conveyor belt for drying.
   The drying temperature is 80°C~90°C. It takes about 10 to 15 minutes for cat litter products to dry. After drying, the semi-finished cat litter is naturally cooled and then transported to the screening machine by a closed conveyor belt.
5. Screening
   The screening machine is a closed structure. After the cat litter enters the screening machine, it is divided into qualified products and unqualified products according to its own shape. During the screening process, it is operated in a closed screening machine, and the dust generated will naturally settle.
6. Packaging
   The finished cat litter has a moisture content of 7%-10% and is in the form of long granules. Qualified products are packaged by the packaging machine in preparation for leaving the cat litter factory.

The water for the 1-2 t/h cat litter production line in Germany project is supplied by the local tap water pipe network, which can meet the water requirements for project construction, fire protection, etc. The water used in the proposed project includes a small amount of production water and domestic water for employees.

• Production water: Guar gum is used in the production process of this project. When using this material, a small amount of production water needs to be added to maintain the molding characteristics of the product. Analog analysis shows that the water consumption in this part is about 10m3/a.
• Domestic water: The proposed project has a labor capacity of 10 people, does not provide room and board, and works 350 days per year. The per capita domestic water consumption is calculated as 40L/d per person, then the domestic water consumption is 0.4m³/d, 140m³/a. The total water consumption of the project totals 150 m³/a.

This 1-2 t/h cat litter production line in Germany project adopts a rainwater and sewage diversion drainage system. After the rainwater is collected, it is discharged outside the factory according to the terrain.

All production water enters the product and is not discharged outside. If the domestic sewage production coefficient of this project is calculated as 0.8, the domestic sewage production volume will be 0.32m3/d, 112m3/a.

The power supply of this 1-2 t/h cat litter production line in Germany project is supplied by the local power supply station, and the power supply is sufficient to meet the needs of project construction and production. The electrical equipment of this project mainly includes machinery and lighting equipment, with electricity consumption of 819,800 kilowatt hours.

• The workshop area of this project is not designed to be heated, and the office is air-conditioned and heated. Ventilation in the workshop area is mainly carried out through windows and exhaust fans.
• This 1-2 t/h cat litter production line in Germany project purchases liquefied petroleum gas as fuel. The consumption of liquefied petroleum gas is 64,000 m3/a and is packed in 40 m3 tanks, which can meet the project needs.

This 1-2 t/h cat litter production line in Germany project considers both fire prevention and safe evacuation in the building fire protection design.

In terms of fire prevention: all buildings adopt Class I or II fire resistance, and the interior decoration is made of non-combustible or flame-retardant materials to make fire less likely to occur and even if it does occur, it is less likely to spread quickly. At the same time, fire hydrants are installed in the building. The fire protection zone area meets the requirements of building design fire protection regulations.

Evacuation: The floor plan of the building meets the requirements for fire evacuation and facilitates the evacuation of personnel.

The waste gases in this 1-2 t/h cat litter production line in Germany project are mainly dust generated by the loading process and drying process, liquefied petroleum gas combustion exhaust gas, and VOCs generated by the heating and volatilization of spices during the drying process.

The amount of domestic sewage produced in this project is 112m3/a, which is similar to the quality of typical domestic sewage. The concentration of pollutants produced is about COD: 400mg/L, ammonia nitrogen: 35mg/L; after being treated by septic tanks, the domestic sewage is transported regularly and used Compost in surrounding farmland and not discharged outside.

The solid waste in this 1-2 t/h cat litter production line in Germany project includes general industrial solid waste, hazardous waste and domestic waste.

• General industrial solid waste includes dust generated by the mixing process, dust generated by the granulation process, unqualified products and dust generated by the screening process, dust collected by bag dust collectors, and waste packaging bags.
  The dust generated in the mixing process, the dust generated in the granulating process, the unqualified products and dust generated in the screening process, and the dust collected by the bag dust collector are collected and returned to the granulating process, and are reused as raw materials without being discharged; waste packaging bags are collected and sale.
• Hazardous waste: Waste flavor barrels and waste activated carbon are collected in a unified manner and entrusted to qualified units for disposal; domestic waste is entrusted to the environmental sanitation department for unified treatment.

The high-noise equipment in this 1-2 t/h cat litter production line in Germany project is mainly production equipment such as granulators, screening machines, and air compressors, with sound pressure levels ranging from 85dB (A) to 90dB (A).

In response to the discharge of the above pollutants, the 1-2 t/h cat litter production line in Germany project has adopted the following environmental protection measures:

Cleaning production is to shift the focus of industrial pollution control from the original terminal treatment to the entire process of pollution control. The whole process is reflected in raw materials, processes, equipment, management, three waste emissions, products, sales, use and other aspects, thereby reducing pollutants.

The amount of occurrence and emissions are minimized. Cleaner production is highlighted in the production process, raw and auxiliary materials used, etc.

Therefore, cleaner production analysis is based on the analysis of technologies, measures or plans for waste reduction, resource utilization and harmlessness in the entire production process. Since the project is located in Germany and implements EU environmental standards, the 1-2 t/h cat litter production line in Germany project implements cleaner production from the following aspects:

This 1-2 t/h cat litter production line in Germany project uses advanced production equipment, and the design fully considers the advancement of science and technology and the application of new technologies, new materials, and new products to achieve environmental protection, energy saving, and practical purposes.

The project conscientiously implements the relevant EU environmental protection standards and requirements, adheres to the principle of unifying economic benefits and environmental benefits, and uses non-toxic and harmless raw materials as much as possible in process design.

The cleanliness of the raw and auxiliary materials of this project is mainly reflected in the following several aspects:

• The energy used in the 1-2 t/h cat litter production line in Germany project is mainly clean energy such as electricity and water.
• The raw and auxiliary materials used in this project are fiber, starch, corn, guar gum, etc., which are non-toxic and harmless raw materials. The product of this project is pet cat litter and will not produce harmful substances during use.

In order to achieve the purpose of energy conservation and emission reduction, this project has taken the following measures:

• When selecting process equipment, select multi-functional, high-efficiency, energy-saving equipment and industry-approved stereotyped products to save power consumption and the consumption of raw materials.
• Strengthen management, improve various rules and regulations, and regularly inspect and repair various facilities, equipment, and pipelines.
• The power supply system uses energy-saving electrical switching components, and the lighting uses energy-saving lamps.
• The layout of the workshop area is based on meeting the requirements of technology and fire protection, and should be compact, shorten the material transportation distance, and reduce transportation power and transportation waste.

This 1-2 t/h cat litter production line in Germany project fully considers the factors of environmental protection. In accordance with the requirements of clean production, the raw material route and process technology choose a solution with less pollution, reliable operation and stable operation, combined with scientific and strict management, to eliminate pollution in the process of production, from Fundamentally reduce the emission of pollutants and reduce the impact on the environment.

For the pollution inevitably generated in production, we must combine treatment with comprehensive utilization, and the pollutant generation indicators meet the requirements of clean production.

This 1-2 t/h cat litter production line in Germany project has better implemented the principle of cleaner production. In order to continue to improve the level of clean production of the project, reduce unit material consumption, improve the utilization rate of raw materials, and reduce the amount of waste generated.