SCT DIGITAL TECHNOLOGY CO.LTD now has been listed among the very popular smart electronic whiteboard maker. SCT DIGITAL TECHNOLOGY will insist on the business philosophy of 'quality creates the brand, technology makes benefits'. We promote the enterprise spirit of 'pragmatism, progress, and innovation'. We strive to build a first-class brand and continuously provide high-quality products and services. SCT DIGITAL TECHNOLOGY's digital dry erase board can be used in a variety of industries. The interactive whiteboard series is one of the main products of SCT DIGITAL TECHNOLOGY. The product delivers powerful brightness and energy. It can work non-stop for long hours by consuming very less energy and is highly strong and robust in its efficiency. SCT possesses various proprietary intellectual property rights such as "electronic writing board patent". we has complete quality control system and good after-sales service. SCT guarantees a lead time of 15 working days. If you have any questions, feel free to consult us.
How to filter with anthracite, quartz sand and pebbles The use of anthracite filter material with quartz sand filter material is the best material for the double-layer fast filter and three-layer filter and filter tank filtration currently promoted in the country.Double and three-layer filter,Various sewage filters,Water purification machinery filters and water quality treatment before and after production of chemical, metallurgical, thermoelectric, pharmaceutical, paper making, printing and dyeing, food, etc.Double filter,The upper layer is anthracite filter material,The lower layer is quartz sand filter material,The supporting layer filter material is a pebble (which plays a supporting role,Non-filter particle size or non-filter material ).Similarly,When filtering three-layer filter material,In order to improve the water quality of the filter,The filter bed inside the filter set up a single layer filter material.The anthracite filter material with large particles and small relative density is distrib
The direction of the pointer on the front filter is generally discharged or discharged That is the direction of the flow of water, do not reverse.
