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Film sanding belts

Film sanding belts

Product catalog summary

Overview
The 1950 siaspeed film sanding belts are designed for achieving perfect high-gloss surfaces, particularly in varnishing, sanding, and polishing applications. These belts are a premium product offered by sia Abrasives, known for their exceptional production expertise.

Advantages

Uniform scratch pattern and flatting.
Long lifespan and minimal clogging.
Climate-stable backing with no dishing.

Applications

Ultrafine sanding of high-gloss varnishes (P800 – P1500).
Stationary polishing preparation with long/cross belts.
Removal of varnish flaws such as trapped dust and orange peel effect.

Product Profile

Grit: Aluminium oxide.
Coating: Special process with synthetic resin bonding.
Backing: Plain or laminated film.
Grit range: P800 – P1500.

Sanding Recommendations

Cutting speed: 3 – 6 m/s.
Feed rate: 4 – 12 m/min.
Belt tension: 2 – 3 bar.

Product Variants

Premium: Belt on film backing (unlaminated) for good fine sanding.
Standard: Belt on paper backing for no excess thickness and minimal clogging.
Best in Class: Belt on laminated film backing for maximum stability and uniform matting.

Recommended Sanding Process

Intermediate Varnish Sanding: Sanding back protruding wood fibres and removing varnish flaws.
Finish Flatting: Removing varnish flaws and producing a flat surface.
Polishing Preparation: Fine sanding for polishable surfaces.
Polishing: Achieving the desired gloss level, either stationary or by hand.

Steps for Sanding

1st Step: 1960 siarexx cut (Grit: P220 – P600) or 1919 siawood (Grit: P240 – P800).
2nd Step: 1950 siaspeed (Grit: P800 – P1500).
3rd Step: 7940 siaair (Grit: K2000 – K4000) or sia polishing system.
4th Step: sia polishing system.

Important Note
Follow the processing instructions provided by varnish manufacturers when using high-gloss varnish.

Catalog excerpts

Film sanding belts 1950 siaspeed for perfect high-gloss surfaces

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1950 siaspeed – Film belts for perfect high-gloss surfaces Belt on paper backing (plain), e.g. 1913 siawat High-gloss varnishes require exceptional production expertise in varnishing, sanding and polishing. With the 1950 siaspeed film-backed microabrasive, sia Abrasives offers a premium product for perfect polish sanding and therefore demonstrates exceptional production expertise. Advantages – Good fine sanding – Proven market standard Advantages – Uniform scratch pattern with perfect flatting – Long life – Uniform abrasive structure on film Application – Efficient ultrafine sanding of high-gloss...

Open the catalog to page 2

1950 siaspeed – Film belts for perfect high-gloss surfaces The selection of suitable abrasives is an important part of working on high-gloss varnishes. We recommend the following range for perfect results: Belt sanding 1st step Finish flatting – Removing varnish flaws in high-gloss varnish – Producing an absolutely flat surface Intermediate varnish sanding – Sanding back protruding wood fibres – Removing varnish flaws and producing optimum varnish adhesion Hand-held machine sanding 3rd step 7940 siaair Grit: K2000 – K4000 Polishing preparation – Fine sanding for polishable surfaces 3rd step Polishing...

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Film sanding belts

Film sanding belts

Catalog excerpts

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