Black Sea Technology Inc (BSTI) manufactures and supplies all four popular types of liners in the drilling fields:

– Double Metallic (high chrome inner sleeved) liners
– Hardened Steel liners
– Chrome Plated liners
– Ceramic zirconia liners.

All BSTI liner products from Double Metallic liners to Ceramic zirconia liners offer the highest durability and will provide effective resistant to heat, pressure, and corrosion.

All BSTI liner products are interchangeable with O.E.M. products and meet or exceed API 7K standards. Our liners are available in sizes ranging from 4 to 7-1/2 inches. BSTI Double Metallic liner products are CNC machined to provide exact tolerances to keep liner concentric, reduces misalignment, provides longer liner and piston service life.

BSTI will support our customers to establish piston and liner product requirements and provide product solutions with best overall efficiency based on technical cost considerations.