HEPA filters Manufacturers High Air Flow rate Aluminum frame
We are the manufacturer for HEPA filters in Shenzhen China; we have
10 years history for making air filters. We make the air filters
sell to all over the world. Most of the clients like our products
and accept the quality.
For the HEPA filters we always using the best material, the best
art craft, test every HEPA filters to make sure they reach the
The mini pleated HEPA filter is one of our products, we use folding
machine to fold the glass fiber material into mini pleated pack,
and then install the mini pleated pack into the aluminum frame
slot. Between the aluminum slot with the HEPA filter pack, there
are some polyurethane glue, the main function is to connect
aluminum frame with HEPA filter pack and keep it air tight, no
The mini pleated pack is held by hot-melt glue, the glue in two
side of the glass fiber material. At hot temperature, the glue is
liquid and when temp get down, the glue condensed. The condensed
glue keep glass fiber material into special shape.
After we finish a HEPA filter, the most important process coming,
it`s efficiency and leakage test. Every HEPA filters must be
tested, we use DOP tester to check if there are leakages, and laser
particle counter to calculate efficiency.
We must test the HEPA filters, if the HEPA filters was not perfect,
that may brings bad effluence to the cleanroom.