Henan Sitong Boiler Co., Ltd
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Wood anti-corrosion equipment
Product Introduction: Wood Protection Vacuum Pressure Equipment is a specialized complete set of equipment used for wood preservation, moth prevention
Product details

Product Introduction

The complete set of wood vacuum pressure anti-corrosion equipment provided by our company mainly includes two categories and dozens of specifications. The ZM-M type is designed and manufactured in accordance with the American ASME VIII-1 "Pressure Vessel Supervision Code"; The ZM-Z type is designed and manufactured in accordance with the Chinese GB150-1998 "Copper Pressure Vessels" standard.

The ZM type wood anti-corrosion, degreasing, flame retardant, and dyeing equipment unit is a specialized equipment used for anti-corrosion, anti mold, anti moth, anti termite, flame retardant, and dyeing of bamboo and wood products in outdoor gardens, landscapes, villas, and indoor decoration. The ZM-M equipment developed by our factory can almost meet the anti-corrosion requirements of all bamboo and wood materials, and is also suitable for various preservatives, flame retardants, dyes, etc. The performance unit adopts a series of process operations such as vacuum, pressure, and heating, and injects a certain concentration of anti-corrosion, flame-retardant, and dyeing solution into the interior of wood cells through vacuum, high pressure, and frequency pressure, thereby achieving anti-corrosion, anti mold, anti moth, anti termite, and flame-retardant, dyeing effects. The device has currently reached the leading level of similar international products. The device features a compact and reasonable structural design, simple and easy to learn operation, advanced functions, strong universality, large wood processing capacity, reasonable selection of supporting equipment, short auxiliary working time, high efficiency, cyclic use of chemicals, low production cost, and no environmental pollution. The wood processed by high-voltage equipment not only meets international industry standards, but also can be produced beyond standards, making it the mainstream equipment for anti-corrosion, flame retardant, and dyeing in the future. The ZM-M model is manufactured according to American standards, with clamp rotation locking and the best sealing performance. ZM-Z type is manufactured according to Chinese standards, with door rotation locking and good sealing performance.

Wood protection equipment covers all functions of wood anti-corrosion, wood flame retardant, and wood dyeing. The equipment is designed according to international standards and can simultaneously or separately protect wood using wood protection processes such as full cell method, high and low frequency pressure method, and double vacuum method. The working pressure of the equipment is 0.08mpa -3.6mpa, the working temperature is 0-200 degrees, the vacuum degree (relative) is 0.098mpa, and the model is large
Small and complete.
The latest PLC wood anti-corrosion equipment control system developed by the company is a new intelligent control system for wood anti-corrosion treatment equipment, which makes the operation of the equipment simpler, safer, and more reliable. And it can accurately measure the amount of chemicals absorbed by each cubic meter of wood, and detect whether the amount of chemicals absorbed by wood meets the standard requirements without leaving the tank.

Pre sales service for product services: providing selection of anti-corrosion equipment, planning for construction, providing site layout diagrams, and selection of woodworking machinery. In sales services: equipment installation, debugging, operation training, production process guidance. After sales service: Free product warranty service is provided within one year, and materials, chemicals, and technical support are provided year-round for various difficulties encountered during production.
Every process of the product must undergo strict testing, and the factory must undergo strict inspection and acceptance by government quality supervision departments. It is a product that users can fully trust.
The equipment provided by our company is not only responsible for installation, debugging, and training of operators, but also provides a complete solution for your establishment of an anti-corrosion plant, as well as comprehensive technical support for the production process and quality monitoring of anti-corrosion materials. At the same time, we provide low-priced preservative formulations, production processes, and free product promotion on our company's China Wood Anti corrosion Network.

Performance advantages

The wood pressure infusion tank full cell method is to fill the wood cells with preservative solution, so that the wood retains the maximum amount of preservative. This method is most suitable for treating wood with water-based wood preservatives, as well as for treating harbor stakes, sleepers, etc. with coal creosote.

The operation process can be divided into 5 stages:
1. Vacuum stage before wood pressure infusion tank:
Place the wood into a pressure infusion tank, close the tank door, turn on the vacuum pump, and vacuum the infusion tank (usually -0.080~-0.095MPa) for 15 minutes to extract air from the wood cell cavity, making the wood easy to be infused with preservatives and reducing the backflow of preservatives during pressure relief, leaving more preservatives in the wood.
2. Wood pressure infusion tank with anti-corrosion agent stage:
Add preservative solution without turning off the vacuum pump, while maintaining the original vacuum level. If the vacuum pump is turned off before filling the pressure infusion tank with preservatives, the residual air in the infusion tank or the vapor generated by the treatment solution will be compressed to the upper part of the infusion tank. When the preservative solution continues to be added, these gases will fill the space in the upper part of the wood pile that was evacuated during vacuuming, causing this part of the wood to absorb a smaller amount of preservative solution and resulting in uneven distribution of wood from the same batch of treatment.
3. Pressure stage of wood anti-corrosion tank:
After filling the pressure infusion tank with preservatives, turn off the vacuum pump, eliminate the vacuum, apply pressure (hydraulic or pneumatic), reach the required pressure (usually 0.8-1.5MPa), and maintain it for a period of time (usually 2-6 hours) until the required amount of preservatives has been deeply pressed into the wood, or until the wood refuses to absorb the preservative solution. When the pressurization stage is completed and the pressure is released, due to the expansion effect of a small amount of compressed air in the wood, 5-15% of the preservative solution absorbed by the wood during the pressurization stage will be backwashed out of the wood and returned to the pressure infusion tank.
4. Wood pressure infusion tank drainage stage:
After relieving the pressure, use the gravity of the preservative solution or use a drainage pump to return the preservative solution in the pressure immersion tank to the preservative solution storage tank.
5. Vacuum stage after pressure infusion tank:
After draining the preservative solution, close all valves, connect the vacuum pump, and start the post vacuum stage. The vacuum degree of the rear vacuum can be the same as the front vacuum (-0.080~-0.095MPa), or slightly lower, and maintained for 10~30 minutes. Then release the vacuum and release the preservative solution extracted in the later vacuum stage. Open the can door and take out the treated wood. The anti-corrosion treatment has been completed.

technical parameter

Specifications volume Single tank processing capacity pressure vacuum degree
DN1200*8000mm 9.6 cubic meters 7.0 cubic meters 16;25 kg/cm² 0.098MPa
DN1500*8000mm 15.6 cubic meters 11.0 cubic meters 16;25 kg/cm² 0.098MPa
DN1800*8000mm 21.6 cubic meters 16.5 cubic meters 16;25 kg/cm² 0.098MPa
DN2000*8000mm 27 cubic meters 21.0 cubic meters 16;25 kg/cm² 0.098MPa
DN2400*8000mm 40 cubic meters 25.0 cubic meters 16;25 kg/cm² 0.098MPa
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