TECTYL® 437D
HOT APPLICATION CORROSION PREVENTIVE COMPOUND
TECTYL® 437D Properties
Tectyl® 437D is a hot application corrosion preventive compound which provides an effective barrier against atmospheric corrosion. The film is semi-firm, tan in color, and opaque. Tectyl® 437D is covered under Military Specification MIL-C-11796C Class 3, QPL Reference Number M-6154.
TECTYL® 437D Surface Preparation
The maximum performance of TECTYL® 437D can be achieved only when the metal surfaces to be protected are clean, dry, and free of rust, oil, and mill scale.
Daubert Chemical Company recommends that the metal substrate temperature be 50 - 95° F (10 - 35° C) at the time of product application.
TECTYL® 437D Application
TECTYL ® 437D should be applied to clean, dry metal surfaces in the hot (molten) state by hot airless spray or dip. (See application temperatures under Lab Data.) TECTYL® 437D can be applied at warm, ambient temperatures by brush or swab.
TECTYL® 437D Removal
TECTYL ® 437D can be removed by TECTYL ® HPS, vapor degreasing, or highpressure steam cleaning.
TECTYL®437D Caution
For additional handling and first aid information, refer to Daubert's Material Safety Data Sheet
Tectyl 437D Note
The addition of any product over or under this coating is not recommended.
The use of additional coatings could result in chemical incompatibility, thus adversely affecting the performance of this coating as stated in the lab data section.
If a product other than Daubert Chemical Company's recommended product is required, written authorization must be obtained from Daubert Chemical Company, Inc.
