For over 40 years OFI Testing Equipment (OFITE) has provided instruments and reagents for testing drilling fluids, well cements, completion fluids, and wastewater.

Contact Quality Terms and Conditions Warranty and Return Policy Privacy Policy© 2025 All Rights Reserved - OFI Testing Equipment, Inc.

The OFITE drilling fluids product line includes the Viscometers, Rheometers, Retorts, Aging Cells, Roller Ovens, Mud Balances, Filter Presses, and all other instruments required to evaluate drilling fluid properties according to API Recommended Practice 1

Since 1982, OFI Testing Equipment (OFITE) has manufactured instruments and reagents for testing drilling fluids, completion fluids, oil-well cements, and waste-water.

The OFITE International Kit is the most complete and versatile test kit available anywhere in the world. It contains everything needed to perform a complete drilling fluid analysis.

Since 1982, OFI Testing Equipment (OFITE) has designed instruments and reagents for testing drilling fluids, completion fluids, oil well cements, core samples, and wastewater.

The OFITE Model 1100 Viscometer is a true Couette rotational oilfield viscometer. It is capable of testing samples of drilling fluid and cement at up to 500°F and 2500 PSI.

For over 40 years OFI Testing Equipment (OFITE) has provided instruments and reagents for testing drilling fluids, well cements, completion fluids, and wastewater.

OFITE offers a complete line of concentric-cylinder, couette viscometers for use in analyzing drilling fluids and completion fluids. OFITE's Model 900 Viscometer is extremely versatile.

Since 1982, OFI Testing Equipment (OFITE) has manufactured instruments and reagents for testing drilling fluids, completion fluids, oil-well cements, core samples, and wastewater.