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ZN 50
Zinc-Based Thread Compound for All Rotary Shouldered
Connections
COLOR Gray
PENETRATION 290 - 310 (ASTM D 217)
WEIGHT/GALLON 15.0 pounds/gallon
DROPPING POINT 350°F/177ºC (typ)
FLASH POINT 385°F/196ºC (min)
BRUSHABLE TO 10°F/-12ºC
SERVICE RATING 350°F/177ºC
TORQUE FACTOR 1.0 (per API RP 7A1)*
CONTAINS Zinc and other nonmetallic additives
Zn 50 is a zinc-based thread compound made with finely powdered metallic zinc. It
contains 50% zinc as well as H2S and oxidation inhibitors. Meets the requirements of
API RP SPEC 7: “Specification for Rotary Drill Stem Elements”.
RECOMMENDED FOR tool joints, drill collars, and drilling and coring bits.
*API RP 7A1: “Recommended Practice for Testing of Thread Compound for Rotary Shouldered Connections”
NOTE: Due to operation and equipment variables, this value may require adjustment based on field experience.
BESTOLIFE ZN 50 MEETS ALL APPLICABLE API AND IADC STANDARDS.
DO NOT USE ON OXYGEN LINES OR IN OXYGEN ENRICHED ATMOSPHERES
