地毯底布是一種較為結實的纖維布料，每平方重量在180到407克之間，用來做地毯底部的襯布。主要是由特定的質地較為均勻的紗線制成。在簇絨地毯業內，地毯底布可以劃分成兩種規格：
一級地毯底布：在底布上面鋪上層層紗線，最后組成簇絨地毯。
二級地毯底布：用來縫制地毯的褐色邊緣，組成襯底。更多優質貨源請訪問中國進出口網  

Carpet backing cloth (CBC) is a kind of balanced fabric, weighing between 180 - 407 g/m2  used as a base for making carpets.  They are made of uniform yarns of a particular grist. Normally CBC are classified into the following two categories for being used in tufted carpet industry:
Carpet backing (primary) -The base fabric on which pile yarns are tufted an anchored to make a carpet.
Carpet backing (secondary) - Fabric bonded on the backside of the carpet forming an underlay.