Getting the right temperature and time settings is the single most important factor in achieving professional sublimation results. Whether you are pressing mugs, tumblers, ornaments, or neoprene products, each substrate requires specific heat press settings to produce vibrant, long-lasting prints. This guide covers the recommended temperature and time settings for every sublimation blank type available at WestCoastCraft.
Understanding Sublimation Heat Transfer Basics
Sublimation works by converting solid ink into gas under heat and pressure, which then bonds permanently with the polyester coating on your blank. If the temperature is too low, the ink will not fully convert to gas and your print will appear faded or washed out. If the temperature is too high, you risk scorching the substrate, causing yellowing, or producing blurry images from excessive gas expansion. Time is equally important — too short and the transfer is incomplete, too long and you get ghosting or colour shifts.
Ceramic and Porcelain Sublimation Settings
Standard Sublimation Mugs
For standard 11 oz and 15 oz sublimation mugs, use a mug press at 400°F (204°C) for 180 to 240 seconds with medium pressure. Wrap the transfer tightly around the mug using heat-resistant tape. Allow the mug to cool completely before removing the transfer paper for the sharpest results.
Sublimation Coasters (Ceramic)
Press ceramic coasters at 400°F (204°C) for 180 to 240 seconds using a flat press with medium pressure. Use a protective sheet underneath to prevent ink bleed-through onto the press.
Metal and Aluminum Sublimation Settings
Aluminum Ornaments and Keychains
Aluminum ornaments and keychains press at 400°F (204°C) for 60 to 75 seconds with medium-firm pressure. Metal transfers faster than ceramic, so keep your time shorter. Pre-press the blank for 5 seconds to remove moisture before applying the transfer.
Aluminum Photo Panels and Signs
Larger aluminum panels and home decor signs require 400°F (204°C) for 60 to 90 seconds with firm pressure. Ensure even pressure distribution across the entire surface for consistent colour.
Stainless Steel Tumbler Settings
Stainless steel tumblers require a tumbler press or convection oven. For tumbler presses, set to 385°F to 400°F (196°C to 204°C) for 60 to 90 seconds with medium pressure. For convection ovens with shrink wraps, use 385°F (196°C) for 5 to 6 minutes. Always rotate tumblers during oven sublimation for even heat distribution.
Neoprene Product Settings
Neoprene sublimation blanks including can coolers, slim can coolers, and coozies should be pressed at 385°F to 400°F (196°C to 204°C) for 45 to 60 seconds with light to medium pressure. Neoprene is heat-sensitive, so avoid excessive pressure which can compress the material and affect the final texture.
MDF and Wood Blank Settings
MDF and wood sublimation blanks press at 400°F (204°C) for 60 to 90 seconds with medium pressure. MDF blanks with a polyester coating produce brighter colours than natural wood substrates. Pre-press for 10 seconds to remove moisture, as MDF absorbs humidity which causes ghosting.
Glass and Acrylic Settings
Glass and acrylic sublimation products should be pressed at 375°F to 400°F (190°C to 204°C) for 120 to 180 seconds. Glass requires more careful handling due to thermal shock risk — allow gradual cooling. Acrylic ornaments and keychains press at 385°F (196°C) for 90 to 120 seconds with light pressure.
Troubleshooting Common Temperature Issues
If your sublimation prints are coming out faded, first verify your actual press temperature with an external thermometer, as many presses can be off by 10 to 25 degrees. If colours appear washed out, increase time by 15 seconds before increasing temperature. If you see ghosting or blurry edges, ensure your transfer paper is firmly taped and the blank is not shifting during pressing. Yellowing usually indicates too much heat or time — reduce by 10°F or 15 seconds and test again.
Quick Reference Temperature Chart
Here is a quick reference for the most common sublimation blanks available at WestCoastCraft:
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Ceramic Mugs: 400°F / 180-240 seconds / Medium pressure
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Tumblers (press): 385-400°F / 60-90 seconds / Medium pressure
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Tumblers (oven): 385°F / 5-6 minutes / Shrink wrap
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Aluminum Ornaments: 400°F / 60-75 seconds / Medium-firm pressure
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Neoprene (koozies): 385-400°F / 45-60 seconds / Light pressure
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MDF/Wood Blanks: 400°F / 60-90 seconds / Medium pressure
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Ceramic Coasters: 400°F / 180-240 seconds / Medium pressure
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Glass Products: 375-400°F / 120-180 seconds / Light pressure
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Acrylic Products: 385°F / 90-120 seconds / Light pressure
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Keychains (metal): 400°F / 60-75 seconds / Medium-firm pressure
All sublimation blanks referenced in this guide are available at WestCoastCraft.ca with wholesale pricing, no minimum orders, and fast shipping across Canada. Browse our full collection of sublimation blanks to find the right products for your business.
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WestCoastCraft ships sublimation blanks across Canada. Find products and shipping details for your region:
