Guangzhou Jinwei Chemical Co., Ltd

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Polyester Putty Application
- Feb 24, 2018 -

Polyester Putty Application


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1. Check the coverage area of polyester putty.

To make sure how much polyester putty needed, reevaluate the extent of damage.

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2.Mix polyester putty

(1)Take the polyester putty out from the can.

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(2)Mix polyester putty - fully mixed

To avoid wasting polyester putty, finish mixing in 30 seconds.

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3.Apply polyester putty

(1)How to use a scraper?

Not specified.

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(2)Basic method to apply polyester putty

Don't put too much at a time. Scrape for several times in accordance with the position and shape of the area.

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(3)Apply polyester putty

Apply a thin putty layer to the surface.

In order to reduce the workload of sanding, make the surface flatten every time after scraping.

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Note 1:

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Note 2:

Polyester putty must be applied on the polished area.

Curing time is about 3 minutes.

Scraper should be cleaned immediately after using.

Polyester putty will generate heat when getting dry, so make sure the remain of polyester putty is cold when discarded.

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4.Dry polyester putty

The putty will be hot as a result of its own reaction heat, thus speeding up the curing reaction. Generally speaking, sanding in 20-30 minutes after applying. The internal reaction rate of putty decrease at high ambient temperature or high humidity. It will take a longer time to make putty dry. To speed up the drying, baking by infrared light or dryer.

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5.Sand polyester putty

The redundant bulge can be eliminated by polisher or hand-polished after drying. Orbit type polisher is commonly used for sanding, you can also use difunctional polisher.

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Installing #80 sandpaper into the polisher and move diagonally, back and forth, right and left.

(1)Sanding is not allowed until putty is completely cool.

(2)Do not sand the surface before checking the surface by hand or a ruler.

(3)You only can sand where the putty is applied. To avoid the variation of the surface, polyester putty need applying several times.

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6. Remove sanding scratches

Remove surface sanding scratches by using #300 sandpaper and pad.

(1)The area of sanding is slightly larger than previous area.

(2)The area around the putty should be sanded slightly.

(3)Clean completely.

(4)Check repeatedly.

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Reference:

Cleaning and degreasing. Blow dust with high pressure air and implement degreasing process.

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Re-coat the putty. Apply overall, and a thin layer putty.

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