1、 ENGINEERING MATERIAL SPECIFICATION Date Action Revisions Rev 03 2012 02 16 N Status No replacement named N. Benipal, NA 2005 08 09 Revised Inserted 3.0; Deleted 3.4, 4 1967 04 04 Released Incomplete, CAW3-PR604117 Controlled document at www.MATS Copyright 2012, Ford Global Technologies, LLC Page 1
2、of 2 COATING, BLACK RUBBER RESIN BASE, BAKE OR AIR DRY ESE-M99J252-A NOT TO BE USED FOR NEW DESIGN 1. SCOPE The material defined by this specification is a black thermosetting or air dry elastomeric and resin base coating. 2. APPLICATION This specification was released originally for material used f
3、or coating engine pulleys. 3. REQUIREMENTS 3.1 COATING 3.1.1 Color Black 3.1.2 Composition 3.1.2.1 Non-Volatile, min 15% 3.1.2.2 Volatiles A mixture of aliphatic and aromatic hydrocarbons to obtain the necessary spray properties and flash-off time. 3.1.3 Viscosity at 25 +/- 1 C 35 - 55 cP (mPas) (Br
4、ookfield Model RVS #1 Spindle - 20 rpm) 3.1.4 Weight, min 7.5 lb/gal (0.9 kg/L) 3.2 PART REQUIREMENT 3.2.1 Film Properties 3.2.1.1 Initial Hardness Must be sufficiently cured at time of packing to withstand normal handling and shipping without chipping. 3.2.1.2 Adhesion No flaking or chipping (FLTM
5、BI 016-01) 3.2.1.3 Thickness, min 0.0004 in (10 m) (FLTM BI 117-01) Note: Thickness in groove area must not be detrimental to belt function and life. ENGINEERING MATERIAL SPECIFICATION ESE-M99J252-A Copyright 2012, Ford Global Technologies, LLC Page 2 of 2 3.2.2 Resistance Properties All parts must
6、be aged a minimum of 1 h before testing for resistance properties. 3.2.2.1 Gasoline Resistance Shall not blister or show softening or dulling when subjected to immersion in MI-14J148 (Petroleum Naphtha) for 1 h at 23 +/- 2 C. 3.2.2.2 Hot Oil Resistance Shall not blister or show more than slight soft
7、ening or dulling when subjected to immersion in hot 100 +/- 3 C Ford multi-grade engine oil for 1 h. 3.2.2.3 Ethylene Glycol Resistance Shall not blister or show more than slight softening or dulling when subjected to immersion for 1 h at 23 +/- 2 C solution of 50% water and 50% Ford permanent anti-
8、freeze. 3.2.2.4 Salt Spray, min 24 h minimum (FLTM BI 103-01) No blistering, flaking or corrosion permitted more than 1/8 in (3.2 mm) from holes. 3.2.2.5 Humidity 95 - 100% R.H. & 38 +/- 1 C, 48 h minimum No rust, creepage or blisters permitted more than 1/8 in (3.2 mm) from holes. 3.2.2.6 Phosphate
9、 Coating To consistently meet the minimum corrosion resistance, light phosphate coating of 20 - 40 mg/ft2 (215 - 430 mg/m2) is required. 3.3 QUALITY Production shipments must be equivalent to approved purchase sample in laboratory and production test. This includes sprayability, mottling, flow-out,
10、film thickness, color, hiding, hold-out and adhesion. 5. GENERAL INFORMATION The information given below is provided for clarification and assistance in meeting the requirements of this specification. 5.1 FLAMMABILITY AND/OR TOXICITY This material represents a potential fire and/or health hazard. The Manufacturing Engineering Department shall notify both the Plant Security and the Safety Units of its presence in the Plant to assure that proper fire and/or health precautions are provided. The location in which it is used or stored shall be included in the notifications.
