K&R Blog
Substrate selection guides, comparison articles, and application case content from the K&R Plastics substrate team.
Guide · 7 min read
APET vs PETG vs RPET: What's the Real Difference?
All three are PET. They are not interchangeable.
May 8, 2026 · K&R Plastics Substrate Team
Guide · 8 min read
Choosing the Right Plastic for Digital Printing (Toner, Indigo, Inkjet)
Substrate selection for commercial printers running toner, HP Indigo, UV inkjet, and solvent inkjet
May 8, 2026 · K&R Plastics Substrate Team
Guide · 8 min read
Print-Grade Polyester (Mylar): Applications and Properties
Where polyester film wins and where it fails. Print-grade vs industrial-grade Mylar.
May 8, 2026 · K&R Plastics Substrate Team
Guide · 9 min read
PVC vs HIPS vs PETG: Substrate Selection for Sign and Display
When does each rigid substrate win? Cost, clarity, formability, and printability compared head-to-head.
May 8, 2026 · K&R Plastics Substrate Team
Guide · 8 min read
Synthetic Paper: When It Beats Coated Paper and Plastic
Synthetic paper sits between coated paper and rigid plastic. The use cases are specific.
May 8, 2026 · K&R Plastics Substrate Team
Guide · 10 min read
Thermoforming Substrate Guide: Gauge, Draw Ratio, and Material Selection
Match substrate to forming process. Vacuum, pressure, twin-sheet — gauge ranges and qualified materials for each.
May 8, 2026 · K&R Plastics Substrate Team