At present, air conditioner is gradually
developing in the path of miniaturization, high efficiency and lengthy service
life. Whereas, air-conditioner foil applying high grade aluminum can also be
creating using a trend of ultrathin and high strength. In 80s, 20th century, Air-Conditioner Foil thickness is
about 0.15 to 0.20ram, though now, its thickness is between 0.09 to 0.15mm. In
addition to, in order to boost air conditioner service life, lower power
consumption, perfect ventilation top quality and enhance refrigeration effect, Coated
Aluminum Coil with a variety of functions is successively exploited by Aluminum
Coil Suppliers, typically, erosion resistant type, facial hydrophilic form,
facial hydrophobic variety, mould proof variety, self-lubrication sort and
other people. Below, let’s understand about them in detail.
Kind one, non-coating aluminum foil
Non-coating aluminum foil refers to
aluminum foil of hardening aluminum just after thermal annealing rolling with
surface unprocessed in any types like developing into the aluminum foil
reflector. It has been widely applied in air conditioner heat exchange plate
for about tens of years by a lot of countries. Even at present, in many
developed nations, there is nevertheless about 50 percent of heat exchange
plates apply non-coating aluminum foil. For aluminum foil China, the application
price is about 60 percent.
Variety two, coating aluminum foil
So known as coating aluminum foil is
definitely the aluminum foil with specific unique function after facial
retreatment on the basis of non-coating aluminum foils, anything like painted
aluminum coil or coated aluminum coil. In Japan and Germany such countries
swiftly developed in related technologies, coating aluminum foil has been
applied for a history of more than 15 years. So for aluminum foil price tag, it
is more affordable compared with that of other aluminum parts like aluminum
wafer.
Form three, 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 type of One-zero foil and Double-zero foil is suitable for regions
of negative situation which can obviously enhance air conditioner service life.
At the same time, because of enhanced erosion resistance efficiency, it greatly
reduces facial erosion power improvement and therefore perfects ventilation
good quality and purifies air within the space.
Kind 4, hydrophilic aluminum foil
Hydrophilic aluminum foil has much strong
hydrophilcity on the surface which can be decided by the angle dimension
developed after water sticks on aluminum foil surface, the smaller the better.
Usually speaking, angle dimension smaller sized than 35゜ indicates
hydrophilcity. Hydrophilic aluminum foil is mainly applied in air conditioner
condenser. The main function would be to make water drops condensed on heat
exchanger by moisture in heat air very easily spread and flow downward along
the plate, particularly brushed aluminum plate, so to avoid water drops among
heat exchange plates ‘bridging’ which affects the ventilation impact. It may as
a result to enhance the heat exchanging efficiency and save power within the
situation of equal refrigerating capacity. At present, hydrophilic aluminum
foil inside the marketplace nonetheless has a great deal high erosion
resistance efficiency which improved optimize the air conditioner.
Kind five, hydrophobic aluminum foil
Hydrophobic aluminum foil, also called
water repellency aluminum foil has the facial functionality contrary to
hydrophilic aluminum foil. Its contacting angle developed by condensed water
sticking on welding aluminum foil surface is generally bigger than 75゜. The larger
angle, the better water repellency functionality it possesses. The final aim of
applying hydrophobic aluminum is exact same to that of hydrophilic aluminum
foil which 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 having rid of condensed water among heat exchange plates by
enlarging contacting angle between condensed water and heat exchange plate as
to prompt condensed water create into very easily sliding water drops
Type six, self-lubrication aluminum foil
Air conditioner heat exchange plate normally
firstly applies lubrication oil around the surface, then punching flanging and
finally use trichloro ethylene to wash off the lubrication oil. For the
explanation that trichloro ethylene is harmful to human body, there
correspondingly emerges self-lubrication aluminum foil. Self-lubrication
aluminum foil, as its name implies, doesn’t require to add lubrication oil
inside the punching approach 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 is also
extensively applied in embossed aluminum sheet and aluminum coils.
Kind seven, mould proof aluminum foil
Mould proof aluminum foil, mainly household
aluminum foil is mainly applied in indoor unit a part of air conditioner. Its
principal function is to avoid heat exchange plate from acquiring surface
moulding for lengthy time usage or storage. Thereby, it certainly improves air
conditioner ventilation top 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 overall performance.
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