Specifications:

φ50 automatic double gravel

φ60 automatic double sandstone

φ70 automatic double sandstone

φ80 automatic double sandstone

φ90 automatic double sandstone

φ100 automatic double sandstone

3 "φ60 automatic double sand and gravel double lamination

4 "φ70 automatic double sand and gravel double lamination

4 "φ70 automatic double sandstone triple stack

6 "φ80 automatic double sandstone triple stack

6 "φ80 automatic double gravel four-stack sheet