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M-Coat B

Description
Air-drying solvent-thinned (MEK) nitrile rubber. Forms flexible rubbery coating. Do not use directly on exposed foil or bare leads. If used as primer on leads, thin 50:50 with MEK. Generally used to prime vinyl-insulated wire to improve bondability to other coatings. Flexible at cryogenic temperatures. Excellent resistance to gasoline, kerosene, commercial oils. Electrical properties poorer than other M-Coats, particularly at high temperatures.


M-Coat B Kit

Cure Requirements
Air-dries in 1 hour at +75°F (+24°C). Do not apply subsequent protective coatings for at least 2 hours from time of application. Normal cure 24 hr at room temperature. Further improve chemical resistance with 1 hour bake at +200°F (+95°C).

Operating Temperature Range
Short Term: -320° to +300°F (-195° to +150°C)
Long Term: -320° to +200°F (-195° to +95°C)

Shelf Life *
1 year at +75°F (+24°C)

Ordering Information
  • M-Coat B Kit (as shown above) 4 brush-cap bottles [1 oz (30 ml) ea]
  • M-Coat B Bulk Quart container

* Shelf life refers to the duration of time, beginning with the date of shipment, over which the item, when properly stored, should be expected to meet published specifications.


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