Yes, honeycomb paperboard can usually be used as cushioning material. Honeycomb paperboard is a lightweight but strong material consisting of multiple layers of cardboard sheets that exhibit a honeycomb-like structure. This structure endows honeycomb paperboard with good cushioning and shock-absorbing properties, so it is often used to package and transport fragile items, such as electronic equipment, glass products, ceramics, etc., to protect them from damage.

Advantages of honeycomb paperboard include lightness, environmental protection, easy processing and recyclability. It can be cut, folded and custom-shaped to accommodate items of different sizes and shapes. In addition, honeycomb paperboard can effectively absorb shock and vibration, reducing the risk of damage to items during transportation.

So if you need cushioning and protection for your items, honeycomb paperboard can be an affordable and viable option. Note, however, that honeycomb paperboard may have limited cushioning capacity, depending on the level of protection required and the characteristics of the item. In some cases, you may want to consider incorporating other cushioning materials, such as foam or bubble wrap, for an even higher level of protection.