With professional staff and strict management, GuangDong Longjiang HongJi Seating Co.,LTD. has grown to be a internationally famous school desk suppliers manufacturer. Based on honesty, HongJi advances with the times and develops by innovations. Relying on technological innovation and talents, we strive to meet customers' needs as much as possible and provide customers with better products and services. HongJi's office chair is mainly used in the following aspects. theater chairs is the main product of HongJi. It is diverse in variety. Adopting the advanced testing equipment to inspect the product during the production process guarantees the great performance and consistent quality of the product. Its back panels are available in either wood or plastic. HONGJI enjoys a high reputation for its greatest quality. The fabrics on it are anti-aging and anti-fading. We are responsible for the production of high-quality products. Please contact us to order if you have any needs.

The relationship between the appearance size of the high efficiency filter and the tuyere specification, and the air volume The high-efficiency filter air inlet is the end device in the air purification system,In a broad sense, it also includes a layer flow cover,Fan filter unit (FFU ),Air supply equipment such as air purifier.There are several kinds of structures in it,The air inlet is made of a combination of an efficient filter and a air inlet,It also includes loose flow plates.The surface is treated with plastic spray or paint,It has a hanging ring welded,Screw and nut (for pressing high efficiency filter ),Air inlet flange,In the static pressure box, there is also a high-efficiency filter with conventional size and air volume. the air inlet specification depends on the high-efficiency filter specifications inside it,The air volume is usually 500M3/H,1000M3/H,Three specifications of 500m3/H,The internal high efficiency filter is 320*320*220 respectively.484*484*220.610*610*150.Efficient filters such as

What are the precautions when using air filters? The air filter is to trap dust from the gas-solid two-phase flow through the action of the porous filter material,And equipment to purify the gas.It cleans the air with low dust and sends it into the room,To ensure the process requirements of the clean room and the cleanliness of the air in the general air-conditioned room.The filter material of the coarse filter is generally non-woven fabric, metal screen, glass wire, nylon net, etc.The commonly used coarse-effect filters are: ZJK-Type 1 automatic winding herringbone air filter, TJ-Type 3 automatic winding flat air filter, CW air filter, etc.The structure is plate, folding, belt and winding.The commonly used medium-effect filters are: M-I, II, IV foam plastic filter, YB glass fiber filter, etc.The filter material of the medium-effect filter mainly includes glass fiber, medium-fine-hole polyethylene foam plastic and synthetic fiber felt made of polyester, polypropylene and acrylic fiber.The commonly us