Clay Natural Kraft (CNK)

CNK paper is an eco-friendly alternative made from recycled materials.This durable paper is ideal for packing food, retail goods, and personal care items. Its dimensional stability ensures your products are well-protected during transport and storage, making CNK paper a smart choice for environmentally conscious businesses.

Why use it

  • Eco-friendly option
  • Good performance in terms of moisture and tear-resistant
  • Matte top finish on its front side

Why not use it

  • Only one side white that means it is suitable for one-sided printing only
  • Matte printing surfaces can cause the printing colors to appear less vibrant.

Overview

CNK paper is a highly sustainable packaging material crafted with a minimum of 80% virgin unbleached wood pulp. It boasts a top side coated with clay and an uncoated backside. The matte top surface provides exceptional printability for logos, text, and artwork designs. Its remarkable durability against tearing, moisture, and dust makes it a prime option for cold chain packaging. As a result, CNK paper is a favored choice for packaging frozen foods, pharmaceuticals, beverages, and personal care products.

Paperboard Thickness and Grammage Conversion Table

Paperboard Thickness Chart

Thickness (Microns)
Norminal Basis Weight (GSM)
Basestock Properties (Units)
Caliper (Inches)
Commonly Used For
305µ
250gsm
12pt
0.012''
Bags, Liner paper
356µ
275gsm
14pt
0.014''
Takeout Boxes, Cups
406µ
300gsm
16pt
0.016''
Heavy duty Bags, Takeout Box
456µ
350gsm
18pt
0.018''
Product Packaging
610µ
400gsm
24pt
0.024''
Heavy duty packaging
710µ
527gsm
28pt
0.028''
Very heavy duty packaging boxes