Sia Abrasives

Sia Abrasives Swiss-Made Sandpaper, Discs, and Rolls for Professional Finishing

Sia Abrasives is a Swiss-made premium abrasives brand specializing in sanding discs, sandpaper sheets, sanding rolls, foam pads, fiber discs, and flap discs engineered for professional surface finishing. Sia Abrasives in the Philippines is the choice of automotive paint shops, body shops, furniture makers, floor sanding contractors, fabricators, and finishing specialists who need consistent grit performance, long abrasive life, and superior surface results across wood, metal, paint, and composite materials. Built to Swiss precision standards, Sia products are recognized worldwide as a benchmark for industrial finishing quality.

The collection covers the full Sia lineup including SIAREXX velcro sanding discs, SIASPEED ultra-fine finishing discs, SIANET dust-reducing mesh discs, SIAWOOD and SIAPAR sanding rolls, SIAWET and SIAWAT wet-sanding sheets, SIARAL fiber discs for metalwork, and SIAFLAP flap discs for stainless steel. Whether you run an auto body shop in Quezon City, a furniture finishing operation in Pampanga, a floor sanding contracting service in Metro Manila, or a fabrication shop in Cebu or Davao, Sia Abrasives delivers the consistent, professional surface results experienced finishers depend on.

What You'll Find in This Collection

• SIAREXX Velcro Sanding Discs — 125mm (5") and 150mm (6") in grits 60–400 for wood, lacquer, primer filler, plastic, and plaster
• SIASPEED Velcro Sanding Discs — 125mm (5") in ultra-fine grits 400–1500 for primer filler, lacquer, acrylic glass, and epoxy
• SIANET Velcro Sanding Discs #7900 — 125mm (5") aluminum oxide mesh discs in grits 80–400 for low-dust sanding on acrylic lacquer and HDF board
• SIARUN Adhesive Back Discs — 125mm (5") for wood in 100-piece rolls, grits 80–180
• SIAPAR Floor Sanding Rolls — 305mm × 50m and 610mm × 50m in silicon carbide, cloth and paper backed for wood, stone, concrete, and composites
• SIAWOOD Sanding Rolls #1919 — 305mm × 50m in grits 36–500 for wood finishing
• SIAREXX, SIAWET, and SIAWAT Standard Sheets — including 9" × 11" (230 × 280mm) sheets for paint prep, body filler flattening, and lacquer matting
• Foam Sanding Pads (#7983) and Foam Sanding Blocks (#7991) — color-coded by grit (orange 60, yellow 100, green 180, blue 220), 250 pieces per box
• SIARAL Fiber Discs (#4919) for steel and non-ferrous metals, and SIAFLAP Stingray Flap Discs (#2824) for stainless steel grinding and finishing

Sia Abrasives Price Range in the Philippines

Sia Abrasives is positioned as a premium Swiss-made abrasive brand offering professional finishing-grade quality at industrial pricing. Bulk and contractor pricing is available for paint shops, body shops, furniture finishing operations, and floor sanding contractors who consume abrasives in volume.

• Entry-level / per-piece accessories: Standard sheets (₱16/piece), velcro sanding discs (₱17–₱30 each), and fiber discs (₱15.50–₱30 each) — practical for daily shop use
• Mid-range / boxed and roll abrasives: Foam sanding pads and blocks (₱30 each, 250pcs/box), SIARUN adhesive back disc rolls at ₱850 per 100-piece roll
• Professional / industrial sanding rolls: SIAWOOD rolls ranging from ₱5,700 to ₱6,950 and SIAPAR floor sanding rolls from ₱6,160 to ₱13,000 for high-volume finishing operations

Choosing the Right Sia Abrasive

Why Professionals Use Sia Abrasives

• Swiss manufacturing precision delivers consistent grit distribution and predictable cutting behavior across every disc and sheet
• Long abrasive life reduces consumable cost per square meter sanded — important for high-volume finishing operations
• Wide product range covers wood, metal, paint, plastic, acrylic, concrete, and composite substrates with a specialized abrasive for each
• Color-coded foam pads and clearly labeled disc lines make grit selection fast on the shop floor
• Reliable performance on demanding surfaces like automotive clearcoat, stainless steel, and acrylic glass where lower-grade abrasives leave swirl marks
• Trusted by professional auto body shops, premium furniture makers, and floor sanding contractors worldwide

Expert Tips for Using Sia Abrasives

• Match abrasive type to substrate — SIAREXX yellow discs for general paint and wood prep, SIANET mesh for low-dust hardwood sanding, SIASPEED for clearcoat polishing, and SIAFLAP for stainless weld blending
• Build a proper grit progression — never skip more than one grit step (e.g., 80 → 120 → 180), as jumps that are too large leave deep scratches that show through finish coats
• For wet sanding paint and clearcoat, use SIAWET (black) or SIAWAT (maroon) sheets with clean water and a sanding block to keep pressure even and avoid burn-through
• Replace abrasives before they fully load up — once a disc is glazed with paint or resin, it generates heat instead of cutting and can damage the surface

Why Buy from KHM Megatools

• Price Match Program — we match competitor pricing on eligible items
• Same-day delivery within Metro Manila
• Nationwide shipping across the Philippines
• Wide selection of professional abrasives, sanding tools, and finishing supplies
• Trusted by auto body shops, furniture makers, and floor sanding contractors
• BIR-registered with official receipts for business buyers
• Bulk and contractor pricing available — ideal for shops that consume abrasives in volume
• Authentic Swiss-made Sia Abrasives sourced for the Philippine market

Frequently Asked Questions

What's the difference between SIAREXX, SIASPEED, and SIANET sanding discs?

SIAREXX (yellow) is the general-purpose line in grits 60–400, ideal for wood, paint prep, and primer filler. SIASPEED is engineered for ultra-fine finishing in grits 400–1500, used on lacquer, epoxy, and acrylic glass. SIANET is a mesh-based disc that dramatically reduces dust during sanding — preferred for hardwood and HDF board where airborne dust is a concern.

Which Sia abrasive is best for automotive bodywork?

For automotive bodywork, use SIAREXX velcro discs (grits 80–400) for body filler and primer prep, SIASPEED discs (grits 600–1500) for clearcoat and color sanding, and SIAWET (black) or SIAWAT (maroon) sheets for wet sanding between coats. The 9"×11" SIAREXX standard sheets are also widely used for hand-block paint prep.

Can I use Sia floor sanding rolls on a standard belt sander?

Sia SIAPAR and SIAWOOD rolls come in 305mm × 50m and 610mm × 50m configurations sized for industrial drum sanders and floor edgers, not handheld belt sanders. They are intended for floor sanding contractors and large-format wood finishing equipment. For handheld belt sanders, use the appropriate pre-cut belt sizes.

What grit should I use for stainless steel finishing?

For stainless steel weld blending and finishing, start with a SIAFLAP Stingray flap disc in grit 40 or 60 to remove weld bead, then step through grit 80 for blending. Finish with finer flap discs or non-woven abrasives for the desired surface (#3, #4, or mirror finish). SIARAL fiber discs in grits 100–120 work well for general steel grinding.

Related Collections

• Abrasives Philippines
• Sanding Discs Philippines
• Flap Discs Philippines
• Sanders and Sanding Tools Philippines