{"id":3088,"date":"2025-10-15T08:11:26","date_gmt":"2025-10-15T08:11:26","guid":{"rendered":"https:\/\/shaliteink.com\/?post_type=product&p=3088"},"modified":"2026-04-09T04:33:10","modified_gmt":"2026-04-09T04:33:10","slug":"pvc%e3%83%95%e3%83%aa%e3%83%bc%e3%83%97%e3%83%a9%e3%82%b9%e3%83%81%e3%82%be%e3%83%ab%e3%82%a4%e3%83%b3%e3%82%af%e3%83%97%e3%83%ad%e3%82%bb%e3%82%b9%e3%83%96%e3%83%a9%e3%83%83%e3%82%af%e5%ae%89","status":"publish","type":"product","link":"https:\/\/shaliteink.com\/ja\/%e8%a3%bd%e5%93%81\/pvc%e3%83%95%e3%83%aa%e3%83%bc%e3%83%97%e3%83%a9%e3%82%b9%e3%83%81%e3%82%be%e3%83%ab%e3%82%a4%e3%83%b3%e3%82%af%e3%83%97%e3%83%ad%e3%82%bb%e3%82%b9%e3%83%96%e3%83%a9%e3%83%83%e3%82%af%e5%ae%89\/","title":{"rendered":"PVC\u30d5\u30ea\u30fc\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af\u30d7\u30ed\u30bb\u30b9\u30d6\u30e9\u30c3\u30af \u2013 \u5b89\u5168\u306a\u5370\u5237"},"content":{"rendered":"

The Honest Truth About Process Black: Why I Switched to PVC-Free Plastisol Ink and Never Looked Back<\/span><\/h1>\n

I\u2019ve spent twenty years in the screen printing trenches. I know the smell of a busy shop at 2 AM. I know the feeling of ink under my fingernails and the constant worry about whether the chemicals I\u2019m breathing are doing me in. If you\u2019re like me, you\u2019ve probably used traditional\u00a0<\/span>\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span><\/a>\u00a0for decades because it\u2019s easy and it works. But let\u2019s be real for a second. The world is changing. Customers want eco-friendly shirts and your lungs probably want a break.<\/span><\/p>\n

Last year, I made a major shift in my shop. I decided to\u00a0<\/span>Shop PVC Free Plastisol Ink Process Black Safe Printing<\/span>\u00a0options to see if the “green” stuff could actually handle a high-volume run. I\u2019m writing this to share that journey with you. No fluff. No corporate speak. Just the dirty (or rather, clean) truth about making the switch.<\/span><\/p>\n

Why Your Old Ink Is a Ticking Time Bomb<\/span><\/h2>\n

Traditional plastisol is basically liquid plastic. It\u2019s made of PVC resin and phthalate plasticizers. When you run those through a dryer at 320\u00b0F, they off-gas. You\u2019ve smelled it. That sweet, heavy scent isn\u2019t the smell of money; it\u2019s the smell of chemicals that are increasingly being banned in Europe and by major US retailers.<\/span><\/p>\n

I noticed my high-end clients were asking for more than just a “nice print.” They wanted OEKO-TEX compliance. They wanted to know the shirts wouldn’t irritate a baby\u2019s skin. That\u2019s when I started looking into\u00a0<\/span>PVC\u30d5\u30ea\u30fc\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span><\/a>.<\/span><\/p>\n

The Problem with “Standard” Black<\/span><\/h3>\n

In the CMYK world, your black is the anchor. If your\u00a0<\/span>\u30d7\u30ed\u30bb\u30b9\u30d6\u30e9\u30c3\u30af<\/span>\u00a0is muddy or contains heavy metals, the whole job looks cheap. I used to think eco-friendly meant “weak color,” but boy was I wrong.<\/span><\/p>\n

\"Shop<\/p>\n

The Discovery: Shaliteink\u2019s PVC-Free Solution<\/span><\/h2>\n

I stumbled upon\u00a0<\/span>\u30b7\u30e3\u30e9\u30a4\u30c8\u30a4\u30f3\u30af \u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span><\/a>\u00a0during a late-night research session. They promised an\u00a0<\/span>\u74b0\u5883\u306b\u512a\u3057\u3044\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u30a4\u30f3\u30af<\/span>\u00a0that acted like traditional plastisol. I was skeptical. I\u2019ve tried water-based inks before and they dried in the screen faster than I could drink a cup of coffee.<\/span><\/p>\n

But\u00a0<\/span>Shaliteink\u2019s PVC Free Black Plastisol Ink<\/span>\u00a0is a different beast. It stays wet on the screen indefinitely but cures solid in the dryer. It gave me the safety of water-based ink with the ease of plastisol.<\/span><\/p>\n

Table 1: Comparison of Ink Types in My Shop<\/span><\/h3>\n
\n\n\n\n\n\n\n\n\n
\u7279\u5fb4<\/span><\/td>\n\u5f93\u6765\u578b\u30d7\u30e9\u30b9\u30c1\u30be\u30eb<\/span><\/td>\n\u6c34\u6027\u30a4\u30f3\u30af<\/span><\/td>\nPVC Free Plastisol (Shaliteink)<\/span><\/td>\n<\/tr>\n
PVC \/ Phthalates<\/span><\/strong><\/td>\nYes (High)<\/span><\/td>\nNo<\/span><\/td>\nNone (Safe)<\/span><\/strong><\/td>\n<\/tr>\n
Screen Clogging<\/span><\/strong><\/td>\nNo<\/span><\/td>\nYes (Fast)<\/span><\/td>\nNo<\/span><\/strong><\/td>\n<\/tr>\n
\u624b\u89e6\u308a<\/span><\/strong><\/td>\nHeavy\/Plastic<\/span><\/td>\nVery Soft<\/span><\/td>\nSoft\/Smooth<\/span><\/strong><\/td>\n<\/tr>\n
\u5b89\u5168\u6027<\/span><\/strong><\/td>\nRequires Ventilation<\/span><\/td>\n\u5b89\u5168<\/span><\/td>\nSafe\/Non-Toxic<\/span><\/strong><\/td>\n<\/tr>\n
\u4e0d\u900f\u660e\u5ea6<\/span><\/strong><\/td>\n\u9ad8\u3044<\/span><\/td>\n\u4f4e\u3044<\/span><\/td>\n\u9ad8\u3044<\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Deep Dive: The Performance of Process Black<\/span><\/h2>\n

When you\u2019re doing four-color process (CMYK) printing, the\u00a0<\/span>\u30d7\u30e9\u30b9\u30c1\u30be\u30fc\u30ebCMYK\u30a4\u30f3\u30af<\/span><\/a>\u00a0needs to be perfectly balanced. If the black is too thick, it overpowers the cyan and yellow. If it\u2019s too thin, your shadows look gray.<\/span><\/p>\n

I tested the\u00a0<\/span>Shop PVC Free Plastisol Ink Process Black Safe Printing<\/span>\u00a0on a run of 500 white tri-blend tees. Here is what I found:<\/span><\/p>\n

1. The “Hand” Feel is Superior<\/span><\/h3>\n

Usually, a heavy black print feels like a bulletproof vest. But the\u00a0<\/span>PVC\u30d5\u30ea\u30fcCMYK\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af\uff08\u9ed2\uff09<\/span>\u00a0has a much lower profile. It sinks into the fibers slightly more while keeping the color on top. It\u2019s a “soft hand” finish without the headache of discharge chemicals.<\/span><\/p>\n

2. Mesh Management<\/span><\/h3>\n

I ran this through a 305-mesh count. For those not in the trade, that\u2019s a very tight screen. Usually, eco-inks struggle with high mesh but this\u00a0<\/span>\u30d7\u30ed\u30bb\u30b9\u30d6\u30e9\u30c3\u30af\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span>\u00a0(linked here to the process category) flowed like butter. No thinning required.<\/span><\/p>\n

3. Safety First (Truly)<\/span><\/h3>\n

My shop used to have a faint chemical haze. Since switching my main black and CMYK sets to\u00a0<\/span>\u30d5\u30bf\u30eb\u9178\u30a8\u30b9\u30c6\u30eb\u4e0d\u4f7f\u7528\u306e\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span>, the air is clearer. My staff isn’t complaining about headaches anymore and that alone is worth the price of admission.<\/span><\/p>\n

How to Make the Switch Without Breaking Anything<\/span><\/h2>\n

If you’re going to\u00a0<\/span>Buy PVC Free Plastisol Ink<\/span>, don’t just dump it into your old routine. There are a few tricks I learned.<\/span><\/p>\n

Curing Temperatures<\/span><\/h3>\n

Most\u00a0<\/span>\u30b7\u30e3\u30e9\u30a4\u30c8\u30a4\u30f3\u30af \u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span>\u00a0products cure at standard temperatures but you need to ensure the\u00a0<\/span>\u5168\u4f53<\/span>\u00a0ink film reaches the target temp. I set my conveyor dryer to 320\u00b0F (160\u00b0C). Use a donut probe or a laser temp gun. If you under-cure PVC-free ink, it won’t just crack; it might wash off. Get it right and it will last longer than the shirt.<\/span><\/p>\n

Emulsion Compatibility<\/span><\/h3>\n

You can\u2019t use just any emulsion. I recommend a\u00a0<\/span>\u9ad8\u89e3\u50cf\u5ea6\u611f\u5149\u4e73\u5264<\/span>\u00a0to handle the fine lines of CMYK printing. It needs to be water-resistant if you\u2019re using any humidity in your shop yet tough enough for the friction of a squeegee.<\/span><\/p>\n

Why “Process Black” is Your Most Important Purchase<\/span><\/h2>\n

Most printers buy a\u00a0<\/span>\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u30a4\u30f3\u30af\u30ad\u30c3\u30c8<\/span>\u00a0and use whatever black comes in the box. That\u2019s a mistake. The black in a kit is often a “standard” black meant for spot colors.<\/span><\/p>\n

A true\u00a0<\/span>\u30d7\u30ed\u30bb\u30b9\u30d6\u30e9\u30c3\u30af<\/span>\u00a0is designed for transparency and blending. When it hits the Cyan or Magenta on the shirt, it creates those rich, deep purples and forest greens. If you use a standard\u00a0<\/span>\u9ed2\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span>, it\u2019s too opaque and you\u2019ll lose all your detail.<\/span><\/p>\n

Table 2: The ROI of Switching to PVC-Free<\/span><\/h3>\n
\n\n\n\n\n\n\n\n
Expense Item<\/span><\/td>\nTraditional Ink<\/span><\/td>\nPVC-Free Ink<\/span><\/td>\nThe “Hidden” Benefit<\/span><\/td>\n<\/tr>\n
Ink Cost per Gallon<\/span><\/strong><\/td>\n$45 – $60<\/span><\/td>\n$55 – $75<\/span><\/td>\nHigher perceived value for clients.<\/span><\/td>\n<\/tr>\n
Insurance Premiums<\/span><\/strong><\/td>\n\u6a19\u6e96<\/span><\/td>\nPotential Discounts<\/span><\/td>\nLower chemical risk in the workplace.<\/span><\/td>\n<\/tr>\n
Regulatory Fines<\/span><\/strong><\/td>\nRisk (Non-compliant)<\/span><\/td>\nZero Risk<\/span><\/strong><\/td>\nPeace of mind with EPA\/REACH.<\/span><\/td>\n<\/tr>\n
Customer Retention<\/span><\/strong><\/td>\n\u4e2d\u304f\u3089\u3044<\/span><\/td>\n\u9ad8\u3044<\/span><\/strong><\/td>\nBrands want sustainable partners.<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

The “Wow” Factor: Adding Special Effects<\/span><\/h2>\n

Once I got the hang of the\u00a0<\/span>PVC\u30d5\u30ea\u30fc\u30d7\u30e9\u30b9\u30c1\u30be\u30eb <\/span>I<\/span>nk White<\/span>\u00a0and Black, I started playing with effects. You can actually mix these with specialty bases. For example, I\u2019ve used\u00a0<\/span>\u30d1\u30d5\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u30a4\u30f3\u30af\u30d7\u30e9\u30b9\u30c1\u30be\u30eb<\/span>\u00a0to add texture to an eco-friendly design.<\/span><\/p>\n

If you are doing athletic wear, you must use an\u00a0<\/span>\u30a2\u30f3\u30c1\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u30a4\u30f3\u30af\uff08\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\uff09<\/span>\u00a0or a blocker. Even with PVC-free inks, polyester dyes want to bleed through. Shaliteink has a whole range of\u00a0<\/span>\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u30a4\u30f3\u30af\u7279\u6b8a\u52b9\u679c<\/span>\u00a0that play nice with their green line.<\/span><\/p>\n

My Advice to Shop Owners<\/span><\/h2>\n

Look, I get it. You have a shelf full of old ink. You don’t want to throw it away. But start small.\u00a0<\/span>Shaliteink\u3067\u9ed2\u8272\u306ePVC\u30d5\u30ea\u30fcNB\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u30a4\u30f3\u30af\u3092\u304a\u8cb7\u3044\u6c42\u3081\u304f\u3060\u3055\u3044\u3002<\/span>\u00a0first. Black is your most used color. Use it for your next “eco-conscious” client and see the difference.<\/span><\/p>\n

The print is crisp but the edges are sharp. The color is deep yet it doesn’t feel like a sheet of rubber. When you tell your customer, “Hey, this print is 100% PVC and Phthalate free,” you aren’t just selling a shirt. You are selling a premium service. You can charge more for that. I do.<\/span><\/p>\n

\"Shop<\/p>\n

\u3088\u304f\u3042\u308b\u8cea\u554f<\/span><\/h2>\n

1. Is PVC-free ink really as durable as regular plastisol?<\/span><\/h3>\n

Yes. In my wash tests (50+ cycles at high heat), the\u00a0<\/span>PVC\u30d5\u30ea\u30fc\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span>\u00a0held up just as well as the toxic stuff. It doesn’t crack as easily because the resin is actually more flexible.<\/span><\/p>\n

2. Can I mix PVC-free ink with my old standard ink?<\/span><\/h3>\n

Technically, yes but it defeats the purpose. If you mix 10% old ink into 90% PVC-free ink, the whole batch is now contaminated with PVC. Keep your tools and screens separate if you want to certify a job as “Safe Printing.”<\/span><\/p>\n

3. Does it dry out on the screen?<\/span><\/h3>\n

No. That is the best part. Unlike water-based ink, you can leave\u00a0<\/span>\u30b7\u30e3\u30e9\u30a4\u30c8\u30a4\u30f3\u30af \u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span>\u00a0on the mesh during your lunch break and it won’t clog. It only cures with heat.<\/span><\/p>\n

4. What mesh count should I use for Process Black?<\/span><\/h3>\n

For the\u00a0<\/span>Shop PVC Free Plastisol Ink Process Black<\/span>, I recommend 230 to 305 mesh. This allows for the fine detail required in CMYK process printing.<\/span><\/p>\n

5. Is it more expensive?<\/span><\/h3>\n

The ink itself costs about 15-20% more than the bottom-shelf stuff. However, when you consider the health benefits and the ability to land high-paying eco-friendly contracts, the “cost” disappears.<\/span><\/p>\n

Final Thoughts: The Future is PVC-Free<\/span><\/h2>\n

I don’t miss the old days of coughing over the dryer. I don’t miss the stiff, plasticky prints that cracked after three washes. Moving to\u00a0<\/span>\u30b9\u30af\u30ea\u30fc\u30f3\u5370\u5237\u7528\u30a4\u30f3\u30af\u306e\u5378\u58f2<\/span>\u00a0sources that prioritize safety has changed my business.<\/span><\/p>\n

If you are ready to level up, go check out the\u00a0<\/span>\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc<\/span>\u00a0section at Shaliteink. Grab a gallon of the\u00a0<\/span>PVC\u30d5\u30ea\u30fc\u306e\u9ed2\u8272\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u30a4\u30f3\u30af<\/span>\u00a0and try it on your next job. Your lungs will thank you and your customers will too.<\/span><\/p>\n

Screen printing is an art but it shouldn’t be a health hazard. Let’s print smarter. Let’s print safer. And let’s make sure our “Process Black” is as clean as the designs we create.<\/span><\/p>\n

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\u6b63\u76f4\u8a00\u3063\u3066\u3001\u3082\u3057\u3042\u306a\u305f\u304c\u307e\u3060\u5316\u5b66\u5de5\u5834\u306e\u3088\u3046\u306a\u81ed\u3044\u306e\u3059\u308b\u6614\u306a\u304c\u3089\u306e\u91cd\u3044\u30d7\u30e9\u30b9\u30c1\u30be\u30eb\u5857\u6599\u3092\u4f7f\u3063\u3066\u3044\u308b\u306a\u3089\u3001\u3042\u306a\u305f\u306f\u305f\u3060\u5fc5\u8981\u4ee5\u4e0a\u306b\u751f\u6d3b\u3092\u56f0\u96e3\u306b\u3057\u3066\u3044\u308b\u3060\u3051\u3067\u3059\u3002\u00a0<\/span>PVC\u30d5\u30ea\u30fc\u88fd\u6cd5\u30d6\u30e9\u30c3\u30af<\/span><\/strong>\u00a0is what we actually use in the shop when we need a “true” black that doesn’t feel like a suit of armor on the shirt. It\u2019s 100% non-toxic\u2014no phthalates or nasty fumes\u2014so you aren’t breathing in junk all day. Plus, it goes through fine mesh like a dream, giving you that soft, retail-ready finish without the nightmare of water-based inks drying in your screen.<\/span><\/p>\n

Most “eco” inks are a pain to work with, but this one just works. It sits nice and thin on the fabric so the shirt actually breathes, yet it stays dark and crisp even after fifty washes. I\u2019ve left this sitting on the mesh during lunch breaks and it doesn’t clog up, but it cures solid once it hits the dryer. It\u2019s just straightforward, safe ink that makes your prints look expensive without the health risks. If you want to keep your shop clean and your customers happy, this is the stuff.<\/span><\/p>","protected":false},"featured_media":3092,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[45,50,63],"product_tag":[154],"class_list":["post-3088","product","type-product","status-publish","has-post-thumbnail","product_cat-pvc-free-plastisol-ink","product_cat-black-screen-printing-ink-plastisol","product_cat-plastisol-cmyk-ink","product_tag-shop-pvc-free-plastisol-ink-process-black-safe-printing","first","instock","shipping-taxable","purchasable","product-type-variable"],"tiered_pricing_type":"fixed","tiered_pricing_fixed_rules":[],"tiered_pricing_product_settings":{"layout":"default","base_unit_name":{"singular":null,"plural":null},"default_variation":null},"tiered_pricing_minimum_quantity":null,"tiered_pricing_roles_data":[],"tiered_pricing_percentage_rules":[],"tiered_pricing_maximum_quantity":null,"tiered_pricing_quantity_step":null,"_links":{"self":[{"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/product\/3088","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/comments?post=3088"}],"version-history":[{"count":2,"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/product\/3088\/revisions"}],"predecessor-version":[{"id":4846,"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/product\/3088\/revisions\/4846"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/media\/3092"}],"wp:attachment":[{"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/media?parent=3088"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/product_brand?post=3088"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/product_cat?post=3088"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/shaliteink.com\/ja\/wp-json\/wp\/v2\/product_tag?post=3088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}