Chemola™ ThredOn™

ThredOn™ is a leading producer of tool joint and thread compounds. The line is comprised of products for drill collars, drill pipe and threaded connections large and small, as well as industrial cleaners and protective coatings.

Chemola™ ThredOn™ Copper Choice

Premium Copper Base Tool Joint Compound

Chemola™ ThredOn™ Copper Choice high temperature, high performance premium copper base tool joint compound is specially designed to work from the saver sub all the way to the bit. Copper Choice's high copper content and extreme EP characteristics fill all thread compounds needs without compromise. Although specifically engineered for use on tool joints and drill collars, it is also well suited as a lead free replacement to API Modified. Copper Choice provides consistent makeup and breakout characteristics and meets or exceeds API performance specifications and recommendations.

Recommended Uses
Copper Choice is recommended or drill collars and all rotary shoulder connections. Copper Choice adheres to the performance requirements of API 5A3 for use as a thread sealant and lubricant on line pipe including tubing and casing.

Typical Characteristics

Appearance Dark copper, grainy
NLGI 1.5-2
Penetration (ASTM D217) 275-310
Worked Penetration, 60x (ASTM D217) 275-310
Base Grease Lithium Complex
Base Oil Highly refined mineral oil
Base Oil Viscosity 140 cSt at 40°C
Base Oil Viscosity 10 cSt at 100°C
Base Oil Pour Point -10°F (-23°C)
Solids Content Copper, minerals
Specific Gravity 1.2
Density (lb/gal) 10.3
Dropping Point (ASTM D566) 500°F (260°C)
Flash Point 430°F (221°C)
Temperature Range 0°F to 500°F (-18°C to 260°C)
Friction Factor (API 7A1) 1.2
Brushable To 0°F (-18°C)
Sulfur Content <0.15%


Packaging Information

Item Number Unit Size 
S344025WMS 25 lb metal pail
S344045WMS 45 lb metal pail


*Contains no lead.


Do Not Use On Oxygen Services.

Special packaging sizing available upon request.

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