Matsui SI0302 Yama White -110 Silicone Screen Printing Ink High-Stretch, High-Coverage White for Performance Apparel

Matsui

Matsui Yama White 110 (SI0302) is a high-opacity white silicone ink built for premium stretch fabrics. It lays down a bright, opaque matte white on dark polyester, spandex and nylon — and flexes and rebounds with the garment so it won’t crack or split on compression and athletic wear. Print it as a stand-alone white or as an underbase for your Yama colors. Add 10% silicone catalyst and print.

High-opacity white
Bright & opaque on darks
Extreme stretch & rebound
Won’t crack or split
Matte, soft hand
Smooth, low-profile feel
Stand-alone or underbase
Two jobs, one white
Superior wash durability
Built for activewear
Catalyst required
Mix 90% ink / 10% catalyst
★ Add 10% silicone catalyst before printing — 4–6 hour pot life once mixed.
The white that stretches with the shirt. Opaque, crack-proof white on the synthetics plastisol can’t hold. Questions? Call 512-454-0505.

Price range: $44.00 through $792.00

Description

Matsui Yama White 110 — High-Opacity Silicone White for Stretch

White is the hardest ink to get right on dark performance fabric. It has to be bright and opaque enough to cover polyester, spandex and nylon — but those fabrics stretch, shed water and reject the whites that work on cotton, so a normal white cracks, greys out or peels. Matsui Yama White 110 (SI0302) is engineered for exactly this: a high-opacity silicone white that flexes and rebounds with the garment, bonds tight to slick synthetics, and stays bright wash after wash. Use it as a stand-alone white for clean one-color prints, or as an underbase that makes your Yama colors pop on dark stretch garments — all with a soft, matte, low-profile hand.

★ Not pre-catalyzed — mix 90% ink with 10% Matsui silicone catalyst before printing (4–6 hr pot life).

Two Jobs, One White

Stand-alone white

Print bright, opaque white graphics, numbers and logos directly onto dark activewear — a clean, matte, one-hit white that stretches and won’t crack.

Underbase for color

Lay it down first, flash, then print your Yama colors on top so they stay vivid and opaque on dark stretch garments.

Why a Silicone White for Performance Fabric?

Plastisol and water-based whites were built for cotton. On stretchy synthetics they crack, bleed or grey out. Here’s why silicone white wins where it counts:

What mattersSilicone White (Yama 110)Plastisol WhiteWater-Based White
Stretch & reboundExtreme — flexes and snaps back, won’t crackPoor — cracks & splits on stretchFair — can crack under heavy stretch
Opacity on dark syntheticsHigh — bright, solid coverageHigh on cotton; needs low-bleed on polyLower — often needs discharge/underbase
Adhesion to poly / nylon / spandexExcellent — bonds to slick syntheticsFair — needs additivesFair — struggles on nylon/spandex
Dye migration / bleedExcellent resistance — stays whiteProne to bleed — needs low-bleed whiteVariable — can grey on polyester
Hand feelMatte, soft, low-profileHeavier — sits on topVery soft — dyes into fabric
Wash & water durabilitySuperb — waterproof & long wash lifeGood, but cracks over time on stretchGood
Best forCompression, activewear, swim, nylon, seamlessEveryday cotton teesSoft prints on cotton

Bottom line: for bright white on stretchy, dark, synthetic performance garments, a silicone white is the only system that truly moves with the fabric and grips synthetics without cracking, greying or bleeding.

How to Print Yama White 110

1 · Catalyze

Stir well, then mix 90% ink with 10% Matsui silicone catalyst. Only mix what you’ll use — pot life is 4–6 hours. Let it rest 5–10 min to release air.

2 · Print

80–160 mesh, 70–80 durometer (or triple-duro) squeegee, 1–2 smooth strokes. Use a solvent-resistant, silicone-compatible emulsion.

3 · Cure

Flash ~220°F for 5–8 sec if needed (or before printing colors on top); final cure 300–320°F for 1–2 min (ink film above 250°F).

Why Buy From River City Supply?

Real screen printers. Real support. Genuine Matsui ink.

 

Real printers on staff
Underbasing on stretch is its own skill — we’ll help you dial in catalyst, mesh, flash and cure. Call (512) 454-0505.

 

Genuine Matsui silicone
Authentic Yama whites, inks and catalyst — the real performance system.

 

The whole silicone system
Whites, colors, catalyst, reducer, HD, puff and blocker bases — all in stock.

 

Financing available
Stocking up on ink and equipment? Apply for equipment financing.

 

Fast shipping + 1-hour pickup
Ships quick, and in-stock items are ready for pickup within an hour in Central Texas.

 

Support after the sale
Family-run and here Monday–Friday, 9–5, long after your order ships.

You’ll also need

The required silicone catalyst, plus a solvent-resistant emulsion and silicone-safe cleaner. Thin flow with Yama Reducer. Browse all silicone inks.

Whites & special effects

Go brighter or add texture: Super White, Yama HD, Puff and High Gloss.

New to silicone printing?

It rewards the right setup. Call us and we’ll walk you through catalyst ratios, mesh, squeegee, emulsion and curing for crack-proof white on synthetics.

Call 512-454-0505

Apply for financing

Stocking up on ink and equipment? Spread the cost with simple equipment financing.

Explore Financing

Technical Specifications

Matsui Yama White 110 — High-Opacity Silicone White for Stretch

White is the hardest ink to get right on dark performance fabric. It has to be bright and opaque enough to cover polyester, spandex and nylon — but those fabrics stretch, shed water and reject the whites that work on cotton, so a normal white cracks, greys out or peels. Matsui Yama White 110 (SI0302) is engineered for exactly this: a high-opacity silicone white that flexes and rebounds with the garment, bonds tight to slick synthetics, and stays bright wash after wash. Use it as a stand-alone white for clean one-color prints, or as an underbase that makes your Yama colors pop on dark stretch garments — all with a soft, matte, low-profile hand.

★ Not pre-catalyzed — mix 90% ink with 10% Matsui silicone catalyst before printing (4–6 hr pot life).

Two Jobs, One White

Stand-alone white

Print bright, opaque white graphics, numbers and logos directly onto dark activewear — a clean, matte, one-hit white that stretches and won’t crack.

Underbase for color

Lay it down first, flash, then print your Yama colors on top so they stay vivid and opaque on dark stretch garments.

Why a Silicone White for Performance Fabric?

Plastisol and water-based whites were built for cotton. On stretchy synthetics they crack, bleed or grey out. Here’s why silicone white wins where it counts:

What mattersSilicone White (Yama 110)Plastisol WhiteWater-Based White
Stretch & reboundExtreme — flexes and snaps back, won’t crackPoor — cracks & splits on stretchFair — can crack under heavy stretch
Opacity on dark syntheticsHigh — bright, solid coverageHigh on cotton; needs low-bleed on polyLower — often needs discharge/underbase
Adhesion to poly / nylon / spandexExcellent — bonds to slick syntheticsFair — needs additivesFair — struggles on nylon/spandex
Dye migration / bleedExcellent resistance — stays whiteProne to bleed — needs low-bleed whiteVariable — can grey on polyester
Hand feelMatte, soft, low-profileHeavier — sits on topVery soft — dyes into fabric
Wash & water durabilitySuperb — waterproof & long wash lifeGood, but cracks over time on stretchGood
Best forCompression, activewear, swim, nylon, seamlessEveryday cotton teesSoft prints on cotton

Bottom line: for bright white on stretchy, dark, synthetic performance garments, a silicone white is the only system that truly moves with the fabric and grips synthetics without cracking, greying or bleeding.

How to Print Yama White 110

1 · Catalyze

Stir well, then mix 90% ink with 10% Matsui silicone catalyst. Only mix what you’ll use — pot life is 4–6 hours. Let it rest 5–10 min to release air.

2 · Print

80–160 mesh, 70–80 durometer (or triple-duro) squeegee, 1–2 smooth strokes. Use a solvent-resistant, silicone-compatible emulsion.

3 · Cure

Flash ~220°F for 5–8 sec if needed (or before printing colors on top); final cure 300–320°F for 1–2 min (ink film above 250°F).

Why Buy From River City Supply?

Real screen printers. Real support. Genuine Matsui ink.

 

Real printers on staff
Underbasing on stretch is its own skill — we’ll help you dial in catalyst, mesh, flash and cure. Call (512) 454-0505.

 

Genuine Matsui silicone
Authentic Yama whites, inks and catalyst — the real performance system.

 

The whole silicone system
Whites, colors, catalyst, reducer, HD, puff and blocker bases — all in stock.

 

Financing available
Stocking up on ink and equipment? Apply for equipment financing.

 

Fast shipping + 1-hour pickup
Ships quick, and in-stock items are ready for pickup within an hour in Central Texas.

 

Support after the sale
Family-run and here Monday–Friday, 9–5, long after your order ships.

You’ll also need

The required silicone catalyst, plus a solvent-resistant emulsion and silicone-safe cleaner. Thin flow with Yama Reducer. Browse all silicone inks.

Whites & special effects

Go brighter or add texture: Super White, Yama HD, Puff and High Gloss.

New to silicone printing?

It rewards the right setup. Call us and we’ll walk you through catalyst ratios, mesh, squeegee, emulsion and curing for crack-proof white on synthetics.

Call 512-454-0505

Apply for financing

Stocking up on ink and equipment? Spread the cost with simple equipment financing.

Explore Financing

Technical Sheets / Safety Data Sheets / Documents

Documents & Downloads

Everything you need to spec, mix and cure Yama White 110. Download the data sheet, or call us for the SDS and print guidance.


PDF
Yama White 110 — Technical Data SheetFull specs, directions for use, mesh, flash & cure temps, pot life and storage.
Download →


i
Required: Matsui Silicone CatalystThis ink needs 10% catalyst to cure — view the catalyst product page.
View →

Need the SDS or a spec confirmation? Call (512) 454-0505 or email us and we’ll send the Safety Data Sheet and answer any print questions.

FREQUENTLY ASKED QUESTIONS

Matsui Yama White 110 — Frequently Asked Questions

What is Yama White 110 used for?
It’s a high-opacity white silicone ink for premium stretch fabrics. Use it as a stand-alone white for bright, opaque graphics on dark performance garments, or as an underbase under your Yama colors so they stay vivid on dark polyester, spandex and nylon — with a soft, matte hand that stretches and won’t crack.
Why choose a silicone white over plastisol or water-based?
Silicone flexes and rebounds with the fabric, so it won’t crack or split on high-stretch garments, and it bonds to slick synthetics — polyester, nylon, spandex — that plastisol and water-based whites struggle to hold. It also resists dye migration and is extremely washfast, so your white stays white.
Is it ready to print?
It’s ready-mixed but not pre-catalyzed. Stir well, add 10% Matsui silicone catalyst (90/10), mix until uniform, let it rest 5–10 minutes, and use it within the 4–6 hour pot life.
Can I use it as an underbase?
Yes. Print the white first, flash ~220°F for 5–8 seconds, then print your Yama colors on top for bright, opaque color on dark stretch garments. It also prints beautifully as a one-color stand-alone white.
What mesh, squeegee and cure should I use?
Print through 80–160 mesh with a 70–80 durometer (or triple-duro) squeegee, 1–2 smooth strokes. Flash 220°F for 5–8 seconds, and final cure at 300–320°F for 1–2 minutes (ink film above 250°F internal).
What fabrics is it for?
Polyester, spandex and nylon blends — compression and athletic wear, leggings, swimwear, seamless and other premium stretch garments. On sublimated or heavily dyed fabrics, test for dye migration first.
How should I store it, and how long does it last?
Keep it sealed at 65–77°F. Shelf life is 12 months unopened. This item drop ships from Matsui in Gardena, CA — call us for lead times or bulk.

Why Buy From River City Supply?

Real screen printers. Real support. Genuine Matsui ink.

 

Real printers on staff
We’ll help you dial in white on stretch. Call (512) 454-0505.

 

Genuine Matsui silicone
Authentic Yama whites and catalyst.

 

The whole silicone system
Whites, colors, catalyst, reducer and more.

 

Financing available

 

Everything under one roof
Ink, emulsion, screens, presses and curing.

 

Support after the sale
Family-run and here Monday–Friday, 9–5.

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