Question 1

What is National N.C. Sanding Sealer Alkyd-Nitrocellulose Based - 18L and what does it do?

Accepted Answer

It's a fast-drying sealer formulation based on alkyd-nitrocellulose that protects wood surfaces by sealing them against splinters, chips, and dents. It creates a durable finish, bonds well to wood and metal, and is suitable for interior and exterior use. The 18L container is designed for both DIY projects and professional work.

Question 2

Which surfaces can I seal with this NC sanding sealer?

Accepted Answer

It works on bare wood, wood stains, and sealers, and it adheres well to wood and metal surfaces, making it versatile for a range of woodworking projects.

Question 3

Is this sealer suitable for interior use, exterior use, or both?

Accepted Answer

Yes—it is designed for both interior and exterior applications, and it features a low-odor profile to help with indoor use.

Question 4

How do I apply the sealer to get a smooth, durable finish?

Accepted Answer

Follow these steps: 1) Stir the can well to ensure an even mix. 2) Apply thin, even coats with a brush or roller. 3) Allow adequate drying time between coats. 4) Lightly sand between coats for a smoother finish and recoat as needed.

Question 5

Can I sand between coats and re-coat easily?

Accepted Answer

Yes. The NC sanding sealer sands easily and can be re-coated with ease, helping you achieve a consistent, professional-looking finish.

Question 6

How much area does the 18L container cover?

Accepted Answer

Coverage depends on surface porosity and the number of coats you apply. The 18L container provides substantial coverage suitable for large or multiple projects.

Question 7

Is it safe to use indoors and what about odors or ventilation?

Accepted Answer

The sealer has a low odor and is designed for indoor use with proper ventilation. Always use in a well-ventilated area and follow standard paint-safety practices.

Question 8

What safety precautions should I take while using this sealer?

Accepted Answer

Work in a well-ventilated area, wear protective gloves, and avoid skin and eye contact. Keep away from heat sources as the product is flammable due to its solvent-based nature.

Question 9

How should I store and dispose of leftover product?

Accepted Answer

Store in a cool, dry place away from heat and flames, with the container tightly closed. Dispose of any leftover product according to local regulations and guidelines for solvent-based finishes.

Question 10

Why should I choose this sealer over alternatives?

Accepted Answer

This sealer offers fast drying, low odor, easy sanding and recoating, strong adhesion to wood and metal, and suitability for both interior and exterior use, making it a versatile and time-saving option for durable wood finishes.

Question 11

What comparable alternatives are available on Fepy.com and how do they compare?

Accepted Answer

If you’re considering other options on Fepy.com, you can compare these nearby choices (all available on Fepy):
- National NC Sanding Sealer - 1L: https://fepy.com/product/national-nc-sanding-sealer-1l
- National NC Sanding Sealer - 5L: https://fepy.com/product/national-nc-sanding-sealer-5l
- Alkyd-Nitrocellulose Sanding Sealer - 4L: https://fepy.com/product/alkyd-nitrocellulose-sanding-sealer-4l
These offer similar sealing properties with different packaging sizes, allowing you to choose based on project scope and budget.

COLOUR, DRY FILM	Clear
FINISH, DRY FILM	Smooth / Matt
VOLUME SOLIDS (ASTM D2697)	32 ± 2%
SPECIFIC GRAVITY	1.00 ± 0.02
THEORETICAL SPREADING	10.6 M2/LTR
RECOMMENDED DFT (DRY FILM)	30 Microns/Coat
RECOMMENDED WFT (WET FILM)	95 Microns/Coat
FLASHPOINT	7ºC
TOUCH DRY	10 – 15 minutes
DRY TO RECOAT	3 – 4 hours
HARD DRY	4 – 5 hours
APPLICATION METHOD	Spray or trowel
CLEANING/THINNING	National Lacquer Thinner
THINNER (VOLUME)	10 – 15% depending on the method of application
CONV. SPRAY REQUIREMENTS	Possible

Pressure	2000 – 2300 psi
NOZZLE SIZE	0.017” – 0.021”
MIXING RATIO (BY VOLUME)	One pack
POT LIFE @ 30ºc (100 ml)	NA

معجون سلر NC من ( National ) يحتوي على مزيج الألكيد والنيتروسيليلوز - حجم ( 18L )

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