Clay Natural Kraft
Clay Natural Kraft
Kraft paper with an uncoated bleached topside and unbleached bottom side.

Made from recycled material, CNK paper features a matte, clay coated front side and a brown kraft back side. The clay coating offers more dimensional stability making it a durable option for packaging food, retail and personal care products.


> Made from recycled material

Moisture and tear-resistant

Features a matte printing surface

Clay Natural Kraft (CNK) paper is made using at least 80% virgin unbleached wood pulp, making it an eco-friendly packaging material. Clay coated on the top side and uncoated on the back side, the coated top surface is a matte finish and offers superior printing capabilities for artwork designs, logos and text. Ideal for cold chain packaging, this material is tear, moisture and dust resistant making it popular for packaging frozen food, beverages, pharmaceuticals and personal care products.

Paperboard Thickness and Grammage Conversion Table:

Basestock Properties (Units)Nominal Basis Weight (GSM)Caliper (Inches)Thickness (Microns)Commonly Used For
14pt275gsm0.014”356μTakeout Boxes, Cups
16pt300gsm0.016”406μHeavy duty bags, Takeout Box
18pt350gsm0.018”456μAll box packaging
24pt400gsm0.024”610μHeavy duty boxes
28pt527gsm0.028”710μVery heavy duty boxes