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一种塑料中空板,包括上木塑层和下木塑层;上木塑层通过连接部连接交错分布下底缺失的上空心锥台;下木塑层通过连接部连接交错分布下底缺失的下空心锥台;上空心锥台的上底与下空心锥台的上底相对固接。本实用新型具有弹性模量高、抗弯曲性好、强度高、板面平整,不容易损坏、使用寿命长的优点(申请专利号:
The plastic hollow board comprises an upper wood plastic layer and a lower wood plastic layer; the upper wood plastic layer is connected with the upper hollow frustum which is staggered and distributed at the bottom through the connecting portion; the lower wood plastic layer is connected through the connecting portion with staggered distribution bottom missing The lower center of the hollow frustum; the upper center of the hollow frustum and the lower center of the hollow frustum relative fixedly connected. The utility model has the advantages of high elastic modulus, good bending resistance, high strength, flat surface, not easy to be damaged and long service life (application patent number: