SYNRUI is an air filtration equipment manufacturer integrating technology, production and sales. Maturity and professionalism are the fundamental guarantee of product quality and customer service.SYNRUI adopts cutting-edge production equipment and precise testing instruments (including particle counters, wind tunnel test benches, leak detection equipment, etc.), and is equipped with a sound production management system, which significantly reduces the error of manual operation and ensures the stable and reliable performance of each batch of products.

800+
More than 800 partners
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More than 15 years experience
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Factory area is more than 20000 square meters
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Dust-free workshop
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300℃High Temp Synthetic Fiber Oven Filter300℃ high temp glass fiber oven filter is an air filtration device specially designed for high temperature drying environment and can operate continuously and stably under 250℃ working conditions and
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High Temperature Air FilterHigh temperature air filter is a primary filter device based on European EN 779:2012 standard, mainly used to intercept dust particles in high temperature drying environment. It uses glass fiber as
Product Introduction
The 300℃ high temp glass fiber oven filter is a professional filtering equipment developed for high temperature industrial drying scenarios. It is made of glass fiber yarn through a three-dimensional cross-laying process, and the fiber toughness is still maintained at 300℃. The double-sided composite diamond mesh of the filter material is fixed by spot welding to form a rigid support layer, which increases the deformation resistance of the filter material by 50% at a wind speed of 2.5m/s. Stable filtration efficiency and long life operation are achieved at extremely high temperatures of 300℃.

Product Application
Industrial field
Automotive coating drying line, electronic component heat treatment furnace and lithium battery pole piece drying equipment.
Chemical field
Resin curing furnace and powder coating drying tower.
Food field
High temperature baking equipment (must be used with food grade sealing materials).
Ceramics/building materials field
Effective control of dust during high temperature sintering process.
Product Parameters
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Maximum relative humidity |
100%RH Rec. |
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Frame |
Aluminum frame/Galvanized frame/Stainless steel |
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Filter Media |
Glass fiber |
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color |
White |
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Filtration efficiency |
G3/G4(EN779) |
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Maximum temperature |
300℃ |
Precautions before using high-temperature and high-efficiency filters

Because the organic silica gel and inorganic glue used in 300℃ high temp glass fiber oven filters are cured from the surface to the inside during the curing process, the thicker the glue injection height, the more difficult it is to cure. Under normal circumstances, the curing time of glue is 3-7 days. If the high-temperature and high-efficiency filter that is not fully cured is directly installed on the high-temperature equipment for normal use, it will inevitably cause the high-temperature glue to crack, expand, and the glue to separate from the outer frame. In response to the above problems, the following two solutions are specially made to deal with them:
The high-temperature and high-efficiency filter needs to be used normally after 7 days;
If the customer needs to install it immediately, it is recommended that the customer must follow the following methods before using our high-temperature and high-efficiency filter:
The 300℃ high temp glass fiber oven filter is slowly heated to 100℃ in the high-temperature equipment, and then stopped to cool after 2 hours of constant temperature;
Adjust the temperature to 150℃ and stop cooling after 1 hour;
Adjust the temperature to 200℃ and stop cooling after 1 hour;
Adjust the temperature to 250℃ and stop cooling after 1 hour;
Adjust the temperature to 300℃ and stop cooling after 1 hour;
Finally, after slow cooling, it can be used normally.
Core Advantages
01
Thin structure
02
Strong heat resistance
03
Economical and practical
04
Large air volume, low initial resistance and non-flammable.
05
Large filter area, high dust holding capacity and long service life;
06
No fiber breakage or fiber loss
FAQ
Frequently Asked Questions
Can this filter withstand a high temperature of 300°C?
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Yes, its core uses alkali-free glass fiber and inorganic adhesive (or hot melt sintering process).
What is the filtration efficiency? Can it intercept fine dust?
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Efficiency level: G3-G4 (EN 779 standard), focusing on intercepting large particle pollutants.
What are the advantages of folding design?
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Increase dust holding capacity: the pleat expansion area is increased by 3-5 times; extend life: under the same pressure drop, the service life is increased by 2-3 times compared with flat-plate filters; anti-clogging: large-amplitude pleats reduce the risk of fiber clumps getting stuck.
How long is the filter life? When to replace it?
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Life: usually 3-6 months (dust concentration 10-50mg/m³ working conditions).
Replacement signal: pressure difference ≥150Pa (2 times the initial pressure drop); visible damage to the filter material or collapse of the pleats; abnormal dust falling on the surface of the drying product.
As one of the most professional high temp glass fiber oven filter manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to buy high temp glass fiber oven filter for sale here from our factory. Contact us for quotation.
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