At present, air conditioner is
progressively building inside the path of miniaturization, high efficiency and
extended service life. Whereas, air-conditioner foil applying higher grade
aluminum is also creating having a trend of ultrathin and high strength. In
80s, 20th century, Air-Conditioner
Foil thickness is about 0.15 to 0.20ram, although these days, its thickness
is involving 0.09 to 0.15mm. Apart from, to be able to improve air conditioner
service life, lower energy consumption, excellent ventilation good quality and
increase refrigeration effect, Coated
Aluminum Coil with several functions is successively exploited by Aluminum
Coil Suppliers, commonly, erosion resistant variety, facial hydrophilic
type, facial hydrophobic sort, mould proof sort, self-lubrication form and
other folks. Below, let’s learn about them in detail.
Type one particular, non-coating aluminum
foil
Non-coating aluminum foil refers to
aluminum foil of hardening aluminum following thermal annealing rolling with
surface unprocessed in any types like building into the aluminum foil
reflector. It has been extensively applied in air conditioner heat exchange
plate for about tens of years by quite a few countries. Even at present, in
lots of created nations, there is certainly nonetheless about 50 percent of
heat exchange plates apply non-coating aluminum foil. For aluminum foil China,
the application rate is about 60 %.
Kind two, coating aluminum foil
So known as coating aluminum foil could be
the aluminum foil with particular unique function just after facial retreatment
on the basis of non-coating aluminum foils, something like painted aluminum
coil or coated aluminum coil. In Japan and Germany such countries swiftly
developed in connected technologies, coating aluminum foil has been applied for
a history of more than 15 years. So for aluminum foil value, it can be far more
reasonable compared with that of other aluminum parts like aluminum wafer.
Type 3, erosion resistant aluminum foil
Erosion resistant aluminum foil has an
erosion resistant protection layer around the surface. Air conditioner heat
exchange plate some manufactured from such item, some like aluminium foil roll
inside the form of One-zero foil and Double-zero foil is appropriate for
regions of poor situation which can of course boost air conditioner service
life. Simultaneously, due to enhanced erosion resistance efficiency, it
tremendously reduces facial erosion power improvement and therefore perfects
ventilation quality and purifies air inside the room.
Variety 4, hydrophilic aluminum foil
Hydrophilic aluminum foil has much sturdy
hydrophilcity on the surface which can be decided by the angle dimension
created following water sticks on aluminum foil surface, the smaller the
better. Typically speaking, angle dimension smaller than 35゜ indicates
hydrophilcity. Hydrophilic aluminum foil is largely applied in air conditioner
condenser. The main function is usually to make water drops condensed on heat
exchanger by moisture in heat air conveniently spread and flow downward along
the plate, specifically brushed aluminum plate, so to prevent water drops among
heat exchange plates ‘bridging’ which impacts the ventilation effect. It may
thus to enhance the heat exchanging efficiency and save energy in the situation
of equal refrigerating capacity. At present, hydrophilic aluminum foil in the
market nevertheless has considerably high erosion resistance overall performance
which much better optimize the air conditioner.
Kind five, hydrophobic aluminum foil
Hydrophobic aluminum foil, also referred to
as water repellency aluminum foil has the facial overall performance contrary
to hydrophilic aluminum foil. Its contacting angle developed by condensed water
sticking on welding aluminum foil surface is commonly larger than 75゜. The larger
angle, the better water repellency overall performance it possesses. The final
aim of applying hydrophobic aluminum is exact same to that of hydrophilic
aluminum foil that is to keep condensed water from staying amongst heat exchange
plates. What’s the distinction is the fact that hydrophobic aluminum foil
reaches the aim of getting rid of condensed water amongst heat exchange plates
by enlarging contacting angle involving condensed water and heat exchange plate
as to prompt condensed water develop into conveniently sliding water drops
Kind six, self-lubrication aluminum foil
Air conditioner heat exchange plate
typically firstly applies lubrication oil on the surface, then punching
flanging and finally use trichloro ethylene to wash off the lubrication oil.
For the cause that trichloro ethylene is damaging to human body, there
correspondingly emerges self-lubrication aluminum foil. Self-lubrication
aluminum foil, as its name implies, doesn’t have to have to add lubrication oil
inside the punching course of action and applies pre-treating membrane on
aluminum foil surface for the replacement in punching. Considering the fact
that there's needless of specially adding lubrication oil, it thereby saves
subsequent procedures of trichloro ethylene washing and drying. In this case,
it's also extensively applied in embossed aluminum sheet and aluminum coils.
Variety seven, mould proof aluminum foil
Mould proof aluminum foil, largely
household aluminum foil is mainly applied in indoor unit a part of air
conditioner. Its principal function would be to avert heat exchange plate from
finding surface moulding for lengthy time usage or storage. Thereby, it of
course improves air conditioner ventilation quality, prevents abnormal taste
from generation and properly great indoor environment. By the way, aluminum
foil container from food packaging aluminium also applies the mould proof
aluminum foil for the peculiar performance.
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