Heat Press Instructions for Sublimation

Sublimation results depend heavily on your specific heat press, the quality of the substrate, and the humidity of your environment. Use this guide as a starting point for achieving vibrant, permanent transfers.

1. Fabric & Textiles

Substrate Temperature Time (Sec) Pressure Notes
Polyester Fabric (<30% Cotton) 385°F - 400°F 45 - 60 Medium High poly count (65%+) ensures brightness.
Polyester / Cotton Blend 375°F - 385°F 50 - 60 Medium Will have a "vintage" or faded look after washing.
Poly Linen Hat Patch 365°F 45 - 60 Light/Med Use a hat press; avoid flattening the foam crown.
Pillows (Polyester) 385°F 60 Medium Remove the insert before pressing.
Bags / Tote Bags 385°F 50 Medium Check for zippers or plastic liners that might melt.
Socks 385°F 50 - 60 Medium Use a sock jig to prevent white gaps on edges.
Garden Flag 385°F 50 Medium Ensure the flag is flat; use butcher paper inside.
Graduation Stole 385°F 50 Medium Use a large press to ensure even heat across length.
Graduation Cap 385°F 45 Medium Hard surface—press only the fabric portion.
Graduation Tassel 360°F 30 - 45 Light Keep the metal charm flat.

2. Drinkware & Glass

Substrate Temperature Time (Sec) Pressure Notes
Tumblers (Stainless) 365°F - 385°F 45 / rotate Firm 45s per side in a mug press or 6 mins in an oven.
Ceramic Mugs 385°F - 400°F 180 - 240 Medium Pre-warm the mug for better results in winter.
Frosted Glass Can 365°F 120 - 180 Medium Use a silicon wrap if using a convection oven.
Other Glass Items 365°F 180 Light/Med Press face down (transfer on bottom) for best heat.

3. Hard Surfaces & Decor

Substrate Temperature Time (Sec) Pressure Notes
Ceramic Car Coaster 385°F 180 - 240 Medium Place transfer on top; ceramic holds heat.
Slate Frame 400°F 360 - 480 Medium Press face down onto the transfer.
MDF Plaque 375°F 60 - 80 Medium Don't over-press; MDF can warp if too hot.
Aluminum Plate 385°F 45 - 60 Medium Remove protective plastic film before pressing.
Glass/Ceramic Tiles 400°F 180 - 300 Medium Use a green heat pad for even distribution.
Ceramic Ornament 385°F 180 - 240 Medium Both sides can be done if coated on both.
Hardboard 375°F 60 Medium Very common for signs and puzzles.

3. Accessories & Stationery

Substrate Temperature Time (Sec) Pressure Notes
Phone Case (Insert) 385°F 45 Medium Sublimate the metal insert, not the plastic case.
Air Freshener 375°F 45 Medium Felt material; colors pop very easily.
Puzzles 365°F 50 - 60 Medium Ensure all pieces are flat and pushed together.
Passport Cover 385°F 50 Medium Place a sheet of paper inside to prevent sticking.
Mouse Pad 385°F 50 Medium Neoprene base; avoid high pressure to prevent indents.
Key Chain (Plastic/MDF) 375°F 60 Medium Remove plastic film; keep metal rings away from heat.
Fridge Magnet 365°F 45 - 60 Medium Do not overheat or the magnetic backing may fail.

4. Industrial & Specialty Materials

Substrate Temperature Time (Sec) Pressure Notes
Fiberglass 385°F 60 - 75 Medium Extremely durable; wear gloves when handling hot edges.
Other Metal Aluminum 365°F - 385°F 45 - 60 Medium Varies by coating thickness; test for color accuracy.
Other Plastic Items 360°F 45 - 60 Light/Med Plastics melt easily; start with lower heat.
Neoprene 385°F 50 Medium Used for drink cozies; colors appear very vibrant.
Unisub Products 400°F 60 Medium High-end brand coating; requires precise timing.
Fire Retardant Plastics 365°F 60 Medium Used for safety signage and industrial tags.
Acrylic 350°F - 365°F 60 Light Warning: Melts easily. Place under a weight while cooling.

Pro Tip: Always use uncoated Butcher Paper on both the top and bottom of your project to protect your heat press from ink "blowout" or ghosting.

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