Min. Order Reference FOB Price
1 Piece US$549.00-780.00 / Piece
Product Description
1,Introduction The instrument is used to determine penetration depth of drilling fluids. Put 180 ml sand (particle size is between 20 ~ 40 mesh) on filter screen in transparent cylinder drilling fluids cup with no filter paper. Pour 250ml drilling fluids in it and fasten upper cup cover. Put ...