Best Permanent Inks For Plastic Surfaces

what ink is permanent on plastic

Permanent ink stamps and markers are commonly used to write on plastic surfaces. Stamps are favoured for their versatility, resilience, portability, and cost-effectiveness. Permanent markers are widely used for their ability to write on various surfaces, including plastic, glass, and stone. When choosing a permanent ink for plastic, it is important to consider the type of plastic surface, as some inks may be more suitable for specific types of plastic. Additionally, the durability of the ink should be considered, as some inks may be more resistant to abrasion, solvents, or other factors that can affect the longevity of the writing.

Characteristics Values
Application Permanent ink stamps, rubber stamps, permanent markers
Effectiveness Highly effective for marking on plastic surfaces
Advantages Versatility, resilience, portability, cost-effectiveness, durability
Uses Marking plastic components, packaging materials, products, labelling medical devices, marking plastic packaging of consumer goods
Ink Types #628 ink, #432 ink, Noodler's ink for plastic and glass
Ink Performance Resistance to water, alcohol, acetone, mineral spirits, temperature reactivity, abrasion resistance
Markers Zebra Onamae Mackee Double-Sided Name Marker, Pilot Permanent Marker 100, Sharpie

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Permanent markers for multi-surface use

Permanent markers are a reliable tool for writing on multiple surfaces, including plastic. When choosing a permanent marker for plastic, it's important to consider the specific type of plastic and the desired level of permanence. Here are some options for permanent markers that can be used on various surfaces, including plastic:

Pilot Permanent Marker 100

The Pilot Permanent Marker 100 is a versatile marker that writes on paper, plastic, glass, and stone. Its bullet tip produces dark and easy-to-read marks. While it is not recommended for fabric due to wicking issues, the ink remains unaffected by a standard wash in the machine. This marker can be susceptible to scrubbing, but the text remains legible even after fading.

Zebra Onamae Mackee Double-Sided Name Marker

This marker is a durable and precise option for writing on multiple surfaces. It features fine and extra-fine tips that produce dark, opaque ink. The Zebra Onamae Mackee can write on paper, plastic, metal, glass, fabric, and more, with a brief drying time. It is water-resistant and performs well in the washing machine, but it is not recommended for damp surfaces or surfaces that experience sustained abrasion.

Noodler's Committee of Safety Bonded Inks

Noodler's has designed a set of inks specifically for writing on plastic and glass. These inks are intended for use with the Noodler's Boston Safety pen and may contain solvents or binders that are not suitable for non-safety pens.

#628 Ink

#628 ink is a pigmented ink that adheres well to treated polyethylene and most non-porous surfaces. It is available in vivid colours and can be used with natural rubber stamps for marking on plastic.

Permanent Ink Stamps

Permanent ink stamps are a versatile, resilient, portable, and cost-effective solution for marking on plastic. They can be customised to suit specific marking requirements, such as alphanumeric characters, serial numbers, dates, and logos. These stamps are widely used in industries such as manufacturing, medical, and retail for marking essential information on plastic surfaces.

When choosing a permanent marker for plastic, it's worth noting that some inks may be more resistant to non-water solvents like alcohol, acetone, or mineral spirits. Additionally, permanent markers may be more susceptible to friction and scrubbing on nonporous surfaces, so it's essential to consider the specific type of plastic and the desired level of permanence.

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Permanent ink stamps

The stamps can be tailored to include alphanumeric or numeral characters, with different configurations available for band numbers and character sizes. This customisation ensures that important information can be efficiently and accurately applied to plastic surfaces.

In addition to #628 ink, other ink types like #432 offer resistance to various solvents and cleaning fluids, making the imprints long-lasting. The #432 ink is designed to withstand common solvents like alcohol, Freon, degreasers, trichloroethylene, soap, and water. By allowing the imprint to dry thoroughly, the resistance to these solvents is enhanced.

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Ink for plastic packaging

When it comes to choosing the right ink for plastic packaging, several factors come into play to ensure durability and effectiveness. Firstly, it is essential to understand the unique characteristics of plastic as a material. Plastic is a non-porous surface, which means that traditional inks may not adhere well or may be vulnerable to friction and scrubbing. Therefore, selecting a suitable ink with strong adhesion is crucial.

One popular option for marking plastic packaging is the use of permanent ink stamps. These stamps offer versatility, resilience, portability, and cost-effectiveness. They can be customised to suit specific marking requirements, such as branding logos, barcodes, batch numbers, and price information. Additionally, they provide flexibility in terms of the number of bands and character sizes available. The #628 ink, for instance, is a pigmented ink that offers excellent adhesion on treated polyethylene and most non-porous surfaces, making it a suitable option for plastic packaging.

Another option for ink that works on plastic is permanent markers. When selecting a permanent marker, it is important to consider the ink's resistance to different solvents. While most permanent inks wash off non-porous surfaces with solvents like alcohol, acetone, or mineral spirits, some inks exhibit unexpected resistance to these solvents, making them more permanent. The Pilot Permanent Marker 100, for instance, is known for leaving dark, easy-to-read marks on various surfaces, including plastic. However, it is not recommended for fabric due to the wicking effect.

For those seeking a multi-surface permanent marker, the Zebra Onamae Mackee Double-Sided Name Marker is a fine-tipped option that handles paper, plastic, metal, glass, fabric, and more with impressive durability. While it is unaffected by water or washing machines, it is not recommended for damp surfaces or surfaces that experience sustained abrasion. Additionally, the ink may fade over time. Therefore, it is crucial to test different inks on plastic surfaces to ensure they meet the specific requirements of plastic packaging applications.

In conclusion, when choosing ink for plastic packaging, it is essential to consider the unique characteristics of plastic and select inks with strong adhesion and resistance to solvents. Permanent ink stamps and markers offer effective solutions, but testing and customisation are key to ensuring the ink meets the specific requirements of the application. By choosing the right ink and considering the specific needs of the application, businesses can effectively utilise plastic packaging for conveying essential information to consumers.

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Ink for medical equipment

When selecting an ink for medical equipment, several factors must be considered to ensure safety and compliance with regulations. Here are some key considerations and options for inks suitable for medical devices and equipment:

Safety and Compliance:

The primary concern when choosing ink for medical equipment is safety. Inks must be sterile and resistant to chemicals, heat, gases, and radiation to prevent any adverse effects on patients. Only specific inks, such as Class VI medical-grade inks, are approved for medical parts that come into contact with blood and plasma. These inks are rigorously tested for biocompatibility and drug resistance and must comply with regulations like ROHS, REACH, EN-71 Para 3, EUPIA, USP, FDA guidelines, and CONEG heavy metal restrictions.

Adhesion and Durability:

Inks for medical equipment should have excellent adhesion to the substrate, ensuring they do not rub off or fade over time. This is especially important for equipment that will be handled frequently or exposed to challenging conditions. Inks like Kao Collins' ULTRA UV-Curable Ink offer instant curing and excellent adhesion to glass, plastic, and metals, making them ideal for medical devices.

Printing Requirements:

The printing requirements for medical equipment vary. Some devices require clear, bright, and opaque printing, like dosage information on insulin injectors. Other equipment may need smaller, more intricate codes or alphanumerics. Inkjet inks, such as Kao Collins' TESLA LED-Curable Ink, are suitable for printing on various materials, including metals, plastics, and glass, without damaging the products with heat.

Eco-Friendliness:

Eco-friendly inks, such as Kao Collins' LUNAJET, are water-based, food-grade inks with low volatile organic compounds (VOCs). They are ideal for printing on flexible packaging, blister packaging, plastics, glass, and thin films while minimizing environmental impact.

Permanent Inks:

For certain applications, permanent inks may be required for medical equipment. While natural rubber stamps are commonly used for marking plastic components and packaging, they may not offer the same level of permanence as some inks. Inks like #628 provide excellent adhesion to treated polyethylene and non-porous surfaces, ensuring durability.

In summary, selecting the appropriate ink for medical equipment involves balancing safety, compliance, adhesion, durability, printing requirements, and environmental considerations. It is essential to work with reputable suppliers who understand the unique needs of the medical industry and can provide inks that meet all relevant regulations.

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Ink for manufacturing

When it comes to ink for manufacturing, permanent ink stamps and markers are commonly used for marking plastic components, packaging materials, and products. These inks are designed to be durable and versatile, providing important information such as serial numbers, manufacturing dates, and part numbers.

One option for permanent ink is to use a rubber stamp, which offers the added convenience of self-inking. Permanent ink stamps can be tailored to specific requirements and are cost-effective. They are also versatile, allowing for marking on various plastic surfaces. However, it's important to ensure that the ink is suitable for the specific plastic surface and that it has adequate drying time to achieve maximum resistance.

Another option is to use permanent markers specifically designed for writing on plastic surfaces. Some recommended markers include the Zebra Onamae Mackee Double-Sided Name Marker and the Pilot Name Marker, which offer precision and durability. These markers can write on various surfaces, including plastic, metal, glass, and fabric, and are unaffected by water or washing machines. However, they may not be suitable for damp surfaces or surfaces that experience sustained abrasion.

When choosing an ink for plastic, it's important to consider the surface's porosity. Non-porous surfaces may require different inks that can withstand solvents like alcohol, acetone, or mineral spirits. Noodler's, for example, offers a set of inks specifically designed for writing on plastic and glass, but they may contain solvents or binders that are not suitable for all pens.

Additionally, the preparation of the plastic surface and the drying time can impact the permanence of the ink. Some inks, like Sharpie-style markers, may require specific preparation for better results. Allowing the ink to dry thoroughly can also increase its resistance and durability.

Frequently asked questions

Some of the best permanent inks for use on plastic include the Pilot Permanent Marker 100, the Zebra Onamae Mackee Double-Sided Name Marker, and the Noodler's line of inks designed specifically for plastic.

Permanent ink stamps are a highly effective solution for marking on plastic surfaces. They are versatile, resilient, portable, and economical. They can be used on various plastic surfaces and are durable under challenging conditions. The ink #432, for example, is designed to resist alcohol, cleaning fluids, water, and more.

Permanent ink stamps are used in a variety of industries, including manufacturing, medical, and retail. In manufacturing, they are used to mark plastic components, packaging materials, and products with information such as serial numbers and manufacturing dates. In the medical field, they are used for labeling medical devices, equipment, and packaging with details like expiration dates and lot numbers. In retail, they are used to mark plastic packaging with barcodes, batch numbers, and price information.

Yes, rubber stamps are also commonly used for marking on plastic surfaces. They offer similar advantages to permanent ink stamps and are available in self-inking formats, making the marking process more efficient. Additionally, permanent markers like Sharpies can be used on plastic surfaces, but the ink may fade over time or wash off with water.

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