Product Application: Core Trays are designed for the mining and exploration industry to store and transport core samples. Lake series core tray is designed according to standard wire-line rock core, its model include BQ.NQ.HQ.PQ,and we also have lid, block and tag as accessories to perfect drilling work. All our goods are produced by large injection machine, and A.B.C grade are separated according to different raw material, so client can choose the suitable core tray. Compare to ordinary type, Q core tray performs excellent under quite high/low temperature, and its age is much longer. Feature: 1. Triangle support on the bottom to Strengthen boxâ??s load capacity. 2. Two lines of 7mm width drainage hole on the end to make sure mud flows smoothly. 3. Block is inserted inside core tray to tell different rock core apart. 4. Paper tag on the top end to remark core information. 5. 30 pieces of core trays can be stacked tightly without falling down.