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Fendolite® Industrial Guide Specification


1.0 GENERAL

1.1 Description

This specification covers the material requirements and basic general application procedures for the fire protection of structural steel with Fendolite.

1.2 Work Included

Provide all materials, equipment and labor required to finish and install fire proofing on structural steel as specified and as evidently necessary to complete the work. Fire proofing shall be installed as noted on pertinent drawings to achieve the specified fire rating in accordance with this specification.


2.0 STANDARDS

Materials, workmanship and testing shall conform to the following standards and shall be the latest issue in effect on the date of purchase order.

2.1 Underwriters Laboratories, Inc. (UL)
UL 1709, Rapid Rise Fire Tests of Protection Materials for Structural Steel.

Fire Resistance Directory, Design No. XR-704
2.2 Factory Mutual Research Corp.
Approval Guide, Fire Protective Coatings for Process Structures
2.3 ASTM Standards
  • C-1063 Installation of Lathing

  • E-84 Surface Burning Characteristics

  • E-136 Combustibility

  • E-736 Cohesion/Adhesion

  • E-761 Compressive Strength

  • E-937 Corrosion
2.4 Submittal Data
Manufacturers Product Data Sheet and Application Instructions.

3.0 MATERIALS

Material shall be those of the following manufacturers and of the specific generic types

3.1 Fire proofing

3.1.1

The fire proofing shall be Fendolite, an inorganic lightweight cementitious mixture, asbestos and fiber free, manufactured by NEWKEM. Type M-II shall be used for spray application and Type TG shall be used for hand trowel application.

3.1.2

The fire proofing shall provide compliance with the following physical properties:

  • Dry Density - 44 pcf min. avg. (ASTM E-605)

  • Flame Spread - 0 (ASTM E84)

  • Smoke Developed - 0 (ASTM E84)

  • Non Combustible (ASTM E136)

  • Bond Strength - 5,700 psf (ASTM E736)

  • Compressive Strength - 400 psi (ASTM E-761)

  • Corrosion - 0.00 g/mm2 weight loss (ASTME937)
3.2 Adhesive for Bonding
Shall be a water based vinyl acrylic copolymer.
3.3 Reinforcement

The reinforcing mesh shall be 3.4 lbs per square yard galvanized expanded metal lath (for boxed applications) and min. No. 19 SWG 1.5 inch plastic coated hexagonal wire mesh (for profile applications).

3.4 Mesh Fixings

Expanded metal lath shall be fixed to the background with stud welded or gunned pins at approx. 16 inch centers along the joints.

Plastic coated wire mesh shall be fixed to the background with stud welded or gunned pins with retaining washers.

3.5
Corner Bead shall be Plastic Nosed as manufactured by Stockton Wire Products of Burbank, CA.
3.6
Tie wire shall be min. no. 18 SWG galvanized steel.
3.7

Caulking shall be either polysulphide, butyl rubber, silicone rubber or acrylic based. Caulking must be suitable for use with a cementitious mixture having a pH of 12.5 and be weather resistant.

NOTE TO SPECIFIER: The Surface Coating is optional. See Application Instructions Section 7.0. Delete Section 3.8 if not required.

3.8
Surface coating shall be Topcoat , a single pack, ready to use water based product with an acrylic polymer emulsion binder.
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Fendolite


(Draft - Under Construction)