2.0 MATERIAL DETAIL

Drum construction must comply with Title 49, Code of Federal Regulations (49 CFR), ¶ 178.504 (latest edition) for steel drums, and the following minimum requirements. Manufacturer shall document appropriate quality control on incoming raw material. No significant changes to the manufacturing process or raw material is allowed without prior approval of the Company. Steel thickness dimensions/tolerances in conformance with TABLE, per Appendix A-1.

2.1   Drum Body:

Cold rolled steel, ASTM A 366 or equivalent. Top of body rolled to form 2 inch false wire--see Appendix A-1 for steel size for stated drum capacity.

2.2   Drum Head:

Cold rolled steel, ASTM A 366 or equivalent; see Appendix A-1 for steel size.

2.3   Drum Bottom:

Cold rolled steel, ASTM A 366 or equivalent; same steel as drum body.

2.4   Body Seams:

Welded (on-line, continuous welder).

2.5   Chimes:

Mechanically seamed; bottom chime triple seamed, or either double-seamed or double-seamed and welded, if the double seam drum meets UN test criteria as specified.

2.6   Gasket:

Closed-cell rubber, glued into lid--gasket material and size as necessary to meet UN performance tests. Gasket to have an operating range of -40 F to +158 F. Must be EPDM or approved equivalent.

2.7   Rolling Hoops:

Three (3) each separate rolling hoops formed into the drum body, with one not more than three (3) inches from top drum curl for 55-gallon capacity and larger. Two (each) rolling hoops for under 55-gallon capacity (5-gallon called beads). Rolling hoops to be in accordance with ANSI MH2-1997 Standards.

2.8   Closure:

Twelve (12) gauge bolt type locking ring, welded lugs, one lug threaded, with steel bolt. Locking ring painted, coated, or galvanized to prevent corrosion. See Appendix A-1 for minimum required bolt sizes.

Manufacturer/ supplier must furnish LMER, in writing, closure requirements, as performed for the UN design test; per 49 CFR, ¶ 178.2(c)(1).

2.9   Surface Preparation:

Surfaces shall be prepared to retard rust formation, or be sufficiently cleaned for application of interior and exterior coatings.

2.10  Interior finish:

55 and 30 gal: Lined with Morton Series 46, 2/3 Epoxy, 1/3 Phenolic coating, 1 mil. [or an equivalent material, after approval by LMER Packaging Management]

5, 10, and 15 gal: Lined with clear phenolic coating, 1/10 mil, or equal, for rust prevention.

2.11  Exterior finish:

Body painted SSCI (Steel Shipping Container Institute) Black, with White head (unless specified differently elsewhere).

2.12  Seaming Compound:

Bottom chime must be sealed with a seaming compound, and applied in conformance to standard manufacturing quality procedures, to insure no leakage/seepage. Seaming compound is omitted for double seam/welded bottom chimes.

2.13  Cleanliness:

Finished drums must be free of rust, dirt, oil, solvents, metal shavings, foreign contaminates, and interior moisture.