塑料毛毡在国外一般都用来铺体育场地,或装饰室内外草坪,因此也叫人造草皮。加拿大将它用到溜槽选金上效果很好。黑龙江省于1984年首先引进20 mm,6 mm厚的绿色塑料毛毡用在龙江-1型溜槽上效果很好,在没有用这种垫层时其选金回收率仅达50％左右,采用塑料毛毡选金其回收率达71.5％左右。它的主要特点是塑料刺之间有空隙,而且有弹力。溜槽垫上毛毡选金时,由于水流溜格的作用, Plastic felts in foreign countries are generally used to shop sports venues, or decoration indoor and outdoor lawn, it is also called artificial turf. Canada to use it on the chute election gold works very well. Heilongjiang Province in 1984 first introduced 20 mm, 6 mm thick green plastic felt used in the Longjiang-1 type chute effect is good, in the absence of such cushion when the gold recovery rate of only 50%, using Plastic felt gold recovery rate of 71.5%. Its main feature is the gap between plastic spines, but also elastic. Chute mat felt on the election gold, due to the role of water slip,