Superior V-MAX SV-9 Stone Adhesive

Superior V-MAX SV-9 Stone Adhesive — High-Strength Vinyl Ester Thick Paste for Natural and Engineered Stone

The Superior V-MAX SV-9 is a 100% vinyl ester stone adhesive formulated from high-quality resins specifically engineered for professional stone fabricators and installers working with both natural and engineered stone surfaces. Its thick paste consistency makes it the preferred choice for seaming, laminating, miter joints, crack repair, and chip repair — applications that demand precise control and a strong, lasting bond. SV-9 is one of two viscosities available in the V-MAX line (alongside SV-1), allowing fabricators to select the exact working consistency their application requires.

V-MAX SV-9 is recognized as the strongest bonding vinyl ester adhesive in the stone industry, and it stands out for its exceptional translucency from can to cure — delivering a virtually invisible joint, especially on light and white-colored stones. With a gel time of just 3–4 minutes and a full cure in 20 minutes, it keeps production moving without sacrificing bond quality or appearance.

Key Features & Benefits

100% Vinyl Ester Formula

Unlike standard polyester adhesives, the vinyl ester chemistry in SV-9 delivers superior bond strength, chemical resistance, and durability. This matters on the job because fabricators working with dense or engineered stone need an adhesive that won't creep, fail under stress, or discolor over time.

Thick Paste Viscosity

SV-9's thick paste consistency is engineered for vertical and overhead applications, miter joints, and void-filling scenarios where a thinner adhesive would sag or run. It stays where you put it, giving fabricators precise control during placement and clamping.

Most Translucent Vinyl Ester Adhesive Can-to-Cure

SV-9 maintains its light, pearlescent color from the moment it's dispensed through full cure — making it the top choice for invisible seams on white, cream, and light-toned stones such as Calacatta, Carrara, or quartz surfaces. Discolored joints are a leading cause of rework; this adhesive eliminates that risk on light-colored material.

Fast Gel and Cure Times

With a gel time of 3–4 minutes and a working cure of 20 minutes, SV-9 keeps fabrication and installation workflows moving efficiently. Shorter wait times between seaming and finishing mean higher throughput without compromising bond integrity.

Broad Size Availability

SV-9 is available in quart, gallon, 5-gallon, and The Big Box (4 x 1.25 gallons) formats, accommodating both small-scale repair work and high-volume shop production. Buying in larger formats reduces per-unit cost for fabricators with consistent volume.

Compatible with Natural and Engineered Stone

The formulation is designed to bond reliably across a wide range of stone types — granite, marble, quartzite, travertine, engineered quartz, and more — eliminating the need to stock multiple adhesive products for different substrate types.

Common Applications

Seaming

SV-9's thick paste and fast gel time provide the control and open time needed to achieve tight, invisible seams on countertops and slabs, particularly on light-colored natural and engineered stone.

Laminating

The high bond strength of vinyl ester chemistry makes SV-9 well-suited for laminating stone edges, building up thickness on countertop profiles, and bonding stone layers that will be subject to mechanical stress.

Miter Joints

SV-9's thick paste consistency holds position on mitered stone edges without sagging, ensuring full glue coverage and a tight joint during clamping.

Crack Repair

The adhesive's translucency and strong cure make it effective for filling and stabilizing cracks in stone slabs, restoring structural integrity while minimizing visible repair lines on light-colored material.

Chip Repair

SV-9 can be used to fill and blend chipped areas on stone surfaces. Its pearlescent color makes repairs nearly invisible on white and light-colored stones when properly color-matched.

Vertical and Overhead Applications

The thick paste viscosity resists slumping, making SV-9 appropriate for wall cladding installations and other non-horizontal surface work where adhesive migration would cause bond failure or visible drips.

Compatible Materials

• Granite
• Marble
• Quartzite
• Travertine
• Limestone
• Engineered Quartz (Silestone, Caesarstone, etc.)
• Onyx
• Porcelain Slabs (consult technical data)
• All types of natural stone
• All types of engineered stone

Available Sizes

Product Documents

• Superior SV-9 Safety Data Sheet (SDS)

Application Instructions

Surface Preparation

1. Ensure all bonding surfaces are clean, dry, and free of dust, oil, sealers, or loose material.
2. For seaming, align and dry-fit stone sections before applying adhesive to confirm joint fit.
3. For crack or chip repair, remove any loose fragments and clean the area thoroughly.

Mixing and Catalyzing

1. Add BPO (benzoyl peroxide hardener) at a ratio of 1%–3% by weight to the SV-9 adhesive base.
2. Mix thoroughly until catalyst is fully incorporated and color is uniform — incomplete mixing will result in uneven cure.
3. Note: Higher catalyst percentages accelerate gel time; adjust based on ambient temperature and working time required.

Application

1. Apply mixed adhesive to the prepared bonding surface immediately after mixing.
2. Work within the 3–4 minute gel window — do not apply after gel has begun.
3. For seams, apply adhesive to one edge, bring sections together, and clamp or brace securely.
4. For chip and crack repair, fill void fully and slightly overfill to allow for surface grinding after cure.

Curing and Finishing

1. Allow adhesive to cure undisturbed for a minimum of 20 minutes before removing clamps or beginning finishing operations.
2. Once cured, seams and repairs can be ground flush and polished to match the surrounding stone surface.
3. Shelf life is 6 months from date of manufacture — do not use expired product.

Technical Specifications

Safety Data Summary

Hazard Information

• Flammable liquid and vapor (Category 3) — H226
• May be fatal if swallowed and enters airways (Aspiration Hazard Category 1) — H304
• Causes skin irritation (Category 2) — H315
• Causes serious eye irritation (Category 2A) — H319
• Harmful if inhaled (Acute Toxicity Category 4, Inhalation) — H332
• May cause respiratory irritation — H335
• Suspected of causing genetic defects (Germ Cell Mutagenicity Category 2) — H341
• Suspected of causing cancer (Carcinogenicity Category 2) — H351
• May damage fertility or unborn child (Reproductive Toxicity Category 1B) — H360
• Causes damage to organs — Central Nervous System (STOT Single Exposure Category 1) — H370
• Causes damage to organs through prolonged or repeated exposure — Blood System, Liver, Nervous System, Respiratory Tract (STOT Repeated Exposure Category 1) — H372
• Toxic to aquatic life (Acute Aquatic Toxicity Category 1) — H401
• Signal Word: DANGER

Personal Protective Equipment

• Chemical-resistant gloves
• Safety glasses or goggles to prevent eye contact
• Use in adequately ventilated areas; respiratory protection recommended if ventilation is insufficient
• Protective clothing to prevent skin contact

Safe Handling

• Obtain special instruction before use; do not handle until all safety precautions have been read and understood — P201, P202
• Keep away from heat, sparks, open flames, and hot surfaces — no smoking — P210
• Keep container tightly closed — P233
• Ground and bond container and receiving equipment — P240
• Use explosion-proof electrical and ventilating equipment — P241
• Use only non-sparking tools — P242
• For emergency spill or exposure, contact CHEMTREC at 800-424-9300
• Store in a cool, dry location away from ignition sources; observe 6-month shelf life

Frequently Asked Questions

Q: What is the difference between SV-1 and SV-9?
A: Both are 100% vinyl ester adhesives in the V-MAX line, but they differ in viscosity. SV-1 is a thinner, more fluid consistency suited for horizontal seaming where flow-out into the joint is desired. SV-9 is a thick paste, better suited for vertical surfaces, miter joints, and applications requiring the adhesive to stay in place without sagging.

Q: Can SV-9 be used on engineered quartz?
A: Yes. SV-9 is formulated for use on all types of natural and engineered stone, including engineered quartz products. Its pearlescent color makes it particularly effective for achieving invisible joints on white and light-toned quartz surfaces.

Q: How do I adjust working time on the job site?
A: Gel time is influenced by both catalyst percentage and ambient temperature. Use a lower BPO ratio (closer to 1%) for longer working time in warm conditions, and a higher ratio (up to 3%) when you need faster setup. Always stay within the 1%–3% range specified.

Q: Is SV-9 suitable for outdoor installations?
A: SV-9 is rated for indoor use. For outdoor or exposed applications, consult Superior Stone Products to confirm suitability based on environmental exposure conditions.

Q: What container size is most cost-effective for a high-volume shop?
A: The 5-gallon pail or The Big Box (4 x 1.25 gallons) provide the best per-unit value for shops with consistent daily adhesive consumption. The Big Box format also offers the convenience of manageable pour-size sub-units within the bulk packaging.

Q: How should unused SV-9 be stored?
A: Store in a tightly sealed container, away from heat sources, sparks, and open flames, in a cool and dry location. Shelf life is 6 months from the manufacture date. Do not use product beyond its shelf life, as catalyst response and bond performance may be compromised.