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Hangar 9 UltraCote, Lime Green (Hangar 9 U888 | HANU888)

Model: Hangar 9 U888
Dist. #: HANU888   SKU: HANU888

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Updated on Sep 19, 2025 04:56:40 PM

UltraCote, Lime Green...

Features

High tech polyester coveringUnique multi temperature level-managed adhesive {shrinking|shrinking} systemVersatile and simple to applyPatented polymerizing procedure completely fuses the color to the polyester film covering, getting rid of the possibilities of color-layer separation and permits repositioning of the covering on your model.Light weight at .30 oz/sq. ft.Fuel proof to radiance fuel, gas, and smoke oil. Water proof as well.


Overview

Hangar 9 UltraCote® is a high tech polyester covering that includes a unique multi temperature-controlled adhesive and shrinkage system, making it flexible and simple to apply. A patented polymerizing procedure completely fuses the color to the polyester film covering, getting rid of the possibilities of color-layer separation and permits rearranging the covering on your design. UltraCote's unique capability to both diminish and extend make it superior to other coverings for going around tight curves and wingtips.
 
Temperature varieties are as follows:

Adhesion to wood starts at 200 to 220 degrees F.
Shrinkage beginning starts at 300 degrees F.
Maximum shrinking is at 350 degrees F.

 



Surface Preparation:
The covering task can only be as great as the finish of the surface area it's used|used} over. In order for the covering to properly comply with a surface area, the surface area should initially|initially} be smooth and clean. Sand the design using a sanding block and gradually finer sandpaper, with the last sanding being finished with 320 grit paper. Vacuum away all of the dust, as specks of dust under the covering will leave undesirable bumps. Fill spaces and dents with a top quality filler. If using light-colored UltraCote® (such as white or yellow), use a tan-colored filler that matches the wood color to avoid the filler from revealing|revealing} through.

Pro Suggestion - Some expert home builders “raise the grain” then sand a 2nd time with 320 or 400 grit paper for the supreme finish. After the design is sanded, use a moist fabric to clean down the design. Some modelers choose to use a fine-mist squirt bottle filled with water to dampen the surfaces to be covered. As the surface area dries, anchored wood fibers in the surface area will “stand.” When dry, sand the surfaces once again using 320 or 400 grit paper. Raising the grain now and sanding it off will avoid the grain from raising later under the covering, producing a bumpy finish. Vacuum the design thoroughly and avoid touching the design with oily hands.Your design is now {ready|prepared|all set} for covering!



Trim Movie to Size:
Start by covering the bottom of one wing half. Utilizing scissors or sharp hobby knife, cut a piece of UltraCote® a few inches larger than had to cover the wing. Get rid of the backing (conserve for later) and put the covering with the adhesive (dull) side down, centered over the wing. Set the covering iron to the application temperature level of 220°F.

Pro Suggestion - If the iron you're using does not show the real temperature level, here is a tip that will ensure your iron is properly set.Water boils at 212°F. Allow your iron to warm up at a medium setting. When the iron reaches its supported temperature level, thoroughly pour a few drops of water on the iron's surface area. Change the temperature level until the water just starts to boil off. This technique is remarkably accurate and is normally within 10° (of the exact application temperature level of 220).


Tacking Covering to Spar:
Tack the covering to the spar or the high point of the wing, using your iron as shown (an iron sock is extremely recommened). Gently pull the covering toward the root and toward the suggestion, as you work the iron from the center of the spar to the root and suggestion of the wing. Press carefully with the iron, permitting the heat (not pressure) to trigger the adhesive and bond the covering to the high point. Ideally, the covering will naturally lay flat against the entire surface area with a minimum of wrinkles.


Covering a Solid-Sheeted Wing:
If covering a solid-sheeted wing, work from the center of the spar outward to the tracking edge then to the cutting edge as shown, using the iron at 220°F. If a wrinkle develops, the covering can be thoroughly raised and reapplied.


Covering an Open-Structure Wing:
If covering an open-structure wing, work from the spar toward the tracking edge, carefully moving the iron (set at 220°) toward the tracking edge with the iron calling two ribs. Utilizing your iron, adhere the covering to the staying ribs, pursuing the suggestion and the root. Now finish the open structure leading edge, using the exact same technique. If the leading edge is sheeted, then follow the technique noted above under “Covering a Solid-Sheeted Wing.”


Sealing the Edges:
With the iron set to 220°F, seal the leading and tracking edges. Utilizing a straight edge and a sharp #11 hobby knife, thoroughly cut the excess covering from the leading and tracking edge, permitting a minimum of a 1/4" overlap to wrap around the leading and tracking edge of the wing. Now seal the leading and tracking edges safely with the covering iron.


Wing Suggestion:
Depending on the amount of the curvature of the wing suggestion, high heat (up to 350°F) may be had to diminish and extend the covering to remove all the wrinkles. Preset the iron to 300°F. Pull and extend the covering around the wing suggestion while using heat with the iron. Remember, UltraCote® can be thoroughly raised and rearranged to assist remove wrinkles. This feature is beneficial, especially when covering dramatically curved wing tips. Continue working, pulling, and heating the covering around the suggestion until the covering is past the center of the suggestion. It may be needed to increase the temperature level of the iron to accomplish higher shrinking to remove all wrinkles. Trim the excess covering using a #11 hobby knife, then reseal the covering on the wing tip.

Pro Suggestion - If sealing the covering in tight areas such as corners or fillets, using the Wall mount 9 ProTrim Sealing Tool is really useful and leads to an expert finish.


Covering the Top of the Wing:
Utilizing the backing from the wing panel that you just covered as a design template, cut a piece of UltraCote® to be applied to the top of the wing. Make certain to cut a top panel, making certain that the adhesive is on the correct side. Use the covering to the top of the wing using the exact same methods as explained in actions 3 through 6. Make certain that the covering overlaps a minimum of a 1/4" when trimming the edges and safely seal the edges with the iron.


Shrinking the Covering:
Now it’s time to diminish the covering. With the iron set to 300°F, apply heat using the exact same pattern used to apply the covering beginning at the spar and working outward. It may be needed to increase the temperature level to 320°F to obtain rid of stubborn wrinkles. Utilize the minimum amount of heat needed to tighten up the covering.

Pro Suggestion - Usage heat, not pressure, to diminish the covering taught. If pressure is applied, gouges can be pushed into the wood. Let heat, not pressure, do the work.
Alternate Method: A heat gun can likewise be used to diminish the covering. This works especially well over an open structure. It can likewise be used over a strong structure if a Hanger 9 Covering Glove™ is used to carefully push the covering to the surface area after heat is applied.


Covering Fuselages and Other Strong Surfaces:
The technique for covering fuselages and other easy flat surfaces is identical to covering a strong wing. Start with the bottom, then sides, and finally the top. First, tack the center of the surface area down using an iron set to 220°F.Work outward from the center, bonding the covering to the surface area. Trim and seal the edges. About 1/4" or more overlap is suggested when using the next piece of covering. Diminish the covering, using the exact same technique as explained above.

Important: Even if you're experienced in using other brand names of covering, it’s important to read the following guidelines. UltraCote® includes a unique multi temperature controlled adhesive and shrinkage system that makes attaining expert covering results easy.

Multi-Temperature Control System:
Understanding the advantages of this system and the best ways to use it will make covering with UltraCote® simple and help to make sure expert results. When using UltraCote®, there are 3 crucial temperature levels to be mindful of.

Application Tempature-220°F (100°C):
At 220°, the adhesive on UltraCote® becomes active, permitting the covering to be attached to the model.While 220° will completely bond the covering to the design, it is well listed below the temperature level that triggers UltraCote® to diminish. This is exactly what's needed when very first attaching covering to the design to avoid the covering from distorting.



Pro Suggestion - Many expert home builders mark this temperature level on their covering iron with a marker or striping tape for quick reference, as this temperature level is used often whenever placing on covering.



Shrink On-Set Temperature-300°F (134°C)
At 300°F, UltraCote® starts to diminish. This is called the Shrink On-Set point. After the covering is attached using an iron set to 220°F, the next action is to diminish the covering. This initial shrinking is finished with the iron set at 300°F.
Maximum Shrinking Temperature-350°F (162°C)
At 350°F, UltraCote® reaches its optimum diminishing point. Raising the temperature level above this point will not cause additional shrinking.


The rate of shrinkage is not directly in percentage to the temperature level. The chart to the right demonstrates how most of the shrinking rate occurs between 300°F and 330°F. At higher temperature levels UltraCote® continues to diminish but at a much slower rate. The smallest amount of shrinking occurs between 340°F and 350°F. This is useful to keep in mind when diminishing and tightening up covering.


Crucial:As Soon As UltraCote® is diminished to a particular temperature level, a higher temperature level should be used to additional diminish the covering. For instance, if the covering was diminished using 320°F and wrinkles begin to appear/reappear, it will be needed to use over 320°F to accomplish additional shrinkage.

Pro Suggestion - Constantly use the minimum heat needed to eliminate wrinkles when tightening up the covering, hence permitting lots of shrinkage/temperature range staying if it's needed to additional diminish the covering.



Practical Tips

Several Colors:
When using covering with a 2nd color, it’s important that the light color be applied first (under the dark color) to prevent the dark color from showing through. Where colors satisfy or at the edge of the covering, it is important to not overheat this location (over 300°F), as this will diminish and misshape the straight edge.

Use a Sealing Iron Sock:
A covering sock put over the iron is extremely suggested, as it typically prevents the surface area of the iron from scratching. The sock takes in heat and will require the user to work slower or to turn the warm up 10%. Nearly all expert home builders use covering socks. Hangar 9™ deals one of the best that includes muslin on one side to avoid heat damage and soft cotton on the opposite for a soft, scratch-free finish.

Dryer is Better:
Wood naturally takes in moisture.Wood designs actually grow and diminish a little throughout different seasons. This can be experienced by taking a trip from the damp Midwest of the United State to the dry deserts of Las Vegas. After a few days in the desert, the design develops covering droops due to design shrinking. It is recommend that you cover the design in a dry climate if possible. Placing the design in a room with a dehumidifier for a number of days before covering the design may avoid the covering from sagging due to design shrinkage.

Painting:
UltraCote® will accept most kinds of polyurethane, epoxy, and vehicle acrylic paints. It’s suggested that the surface area be scuffed with 000 steel wool or Scotch® intense pads then thoroughly cleaned up with acetone or thinner before painting. Model Dope or butyrate-based paint are not compatible with UltraCote®.

Bubbles and Acnes:
Periodically the extreme heat from the sun can cause bubbles and acnes in the covering, especially when using dark colors. To eliminate these, heat the bubbled location using a heat gun to expand the air under the covering, causing the bubble to rise. Rapidly pop the bubble using a needle then clean the location using a cold, wet wash fabric. The wet wash fabric rapidly cools the location, permitting the covering to re-adhere. It may take a number of aim to completely eliminate the bubble/blemish, but this technique works great.

Clean Up:
The adhesive can be removed from the iron or design using acetone or a moderate thinner.




Specs

Length: 6.5' (78")
Width: 23.5"
Weight: .3oz per square foot

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