GRADE DATA
GRAPHITAR carbon and graphite materials produced and supplied by USG are the foundation of the company’s friction and wear business.
USG has for over 100 years been supplying innovative, technically capable mechanical carbon and graphite materials and products into diverse industries such as Aerospace, Nuclear, Petrochemical and industrial fluid handling. USG is dedicated to quality and service to our customers and we work constantly to provide novel cost effective solutions to Industry’s tribological challenges.
METRIC
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| 1 | 70 | 86.2 | 24.2 | 17.3 | 11.4 | 3.4 | 6.2 | 370 | 1.68 | 14 | 387 | CG |
| 14 | 90 | 262.0 | 75.9 | 58.6 | 19.4 | 5.4 | 8.0 | 500 | 1.85 | 0.5 | 387 | CGR |
| 18 | 75 | 137.9 | 38.0 | 24.2 | 14.5 | 4.0 | 8.1 | 370 | 1.7 | 12 | 484 | CG |
| 30-A | 85 | 172.4 | 48.3 | 38.0 | 12.5 | 4.5 | 6.4 | 370 | 1.68 | 13 | 290 | CG |
| 34 | 88 | 124.1 | 41.4 | 24.2 | 8.3 | 4.5 | 8.3 | 370 | 1.65 | 14 | 290 | CGR |
| 35 | 98 | 262.0 | 75.9 | 48.3 | 14.5 | 7.0 | 10.2 | 260 | 1.7 | 0.7 | 290 | CGR |
| 38 | 100 | 241.3 | 72.4 | 58.6 | 17.3 | 6.5 | 6.6 | 260 | 1.8 | 2 | 290 | CGR |
| 39 | 100 | 262.0 | 79.3 | 62.1 | 17.3 | 6.1 | 6.6 | 260 | 1.82 | 1 | 290 | CGR |
| 40 | 85 | 193.1 | 62.1 | 44.9 | 17.3 | 5.4 | 7.1 | 260 | 1.82 | 3.4 | 387 | CGR |
| 47 | 95 | 248.2 | 75.9 | 65.5 | 20.7 | 4.9 | 11.1 | 260 | 1.88 | 0.5 | 387 | CGR |
| 48 | 45 | 31.0 | 17.3 | 6.9 | 3.5 | 2.2 | 46.7 | 400 | 1.72 | 17 | 290 | G |
| 64 | 35 | 34.5 | 20.7 | 17.3 | 12.5 | 1.8 | 46.7 | 370 | 1.8 | 9 | 484 | CG |
| 67 | 75 | 89.7 | 44.9 | 27.6 | 11.1 | 3.8 | 9.2 | 370 | 1.72 | 11 | 290 | CG |
| 70 | 85 | 193.1 | 55.2 | 44.9 | 15.2 | 5.8 | 9.5 | 260 | 1.8 | 3 | 290 | CGR |
| 77 | 60 | 82.8 | 41.4 | 24.2 | 10.4 | 5.0 | 48.5 | 260 | 1.88 | 3 | 387 | GR |
| 80 | 75 | 172.4 | 69.0 | 38.0 | 16.6 | 4.1 | 12.1 | 370 | 1.8 | 7 | 290 | CG |
| 84 | 80 | 206.9 | 75.9 | 44.9 | 19.4 | 4.1 | 12.1 | 370 | 1.85 | 6 | 290 | CG |
| 86 | 90 | 248.2 | 86.2 | 65.5 | 20.7 | 4.1 | 13.2 | 260 | 1.9 | 0.5 | 290 | CGR |
| 88 | 95 | 193.1 | 55.2 | 41.4 | 12.5 | 5.2 | 6.7 | 175 | 1.8 | 0.5 | 290 | CGR |
| 92 | 90 | 220.7 | 60.7 | 48.3 | 19.4 | 5.8 | 8.8 | 260 | 1.82 | 3 | 484 | CGR |
| 94 | 90 | 206.9 | 58.7 | 41.4 | 15.2 | 6.3 | 9.5 | 260 | 1.82 | 1 | 290 | CGR |
| 95 | 40 | 41.4 | 24.2 | 20.7 | 13.8 | 2.7 | 47.6 | 175 | 1.85 | 1 | 290 | GR |
| 101 | 85 | 262.0 | 72.4 | 58.6 | 20.0 | 5.2 | 12.1 | 175 | 2.75 | 1 | 484 | CGB |
| 102 | 88 | 262.0 | 65.5 | 51.8 | 17.8 | 5.6 | 15.1 | 370 | 2.35 | 4 | 484 | CGCu |
| 103 | 89 | 241.4 | 72.4 | 51.8 | 19.4 | 5.6 | 16.1 | 370 | 2.7 | 3 | 484 | CGAg |
| 105 | 84 | 241.4 | 78.6 | 58.6 | 19.4 | 6.1 | 14.7 | 370 | 2.35 | 2 | 290 | CGCuPb |
| 107 | 92 | 262.0 | 69.0 | 51.8 | 24.2 | 4.3 | 12.1 | 370 | 2.2 | 1 | 484 | CGSb |
| 108 | 77 | 117.3 | 29.0 | 20.7 | 12.5 | 4.3 | 6.6 | 175 | 1.8 | 3 | 387 | CGR |
| 109 | 85 | 275.8 | 79.3 | 51.8 | 24.2 | 5.6 | 14.7 | 370 | 2.7 | 1 | 484 | CGCuPb |
| 110 | 92 | 220.7 | 69.0 | 58.6 | 22.8 | 4.1 | 13.8 | 370 | 1.9 | 1 | 290 | CG |
| 113 | 100 | 234.5 | 69.0 | 55.2 | 17.3 | 6.3 | 6.1 | 260 | 1.8 | 2 | 484 | CGR |
| 114 | 90 | 234.5 | 82.8 | 62.1 | 20.0 | 4.9 | 13.8 | 260 | 1.9 | 0.5 | 290 | CGR |
| 2413 | 60 | 48.3 | 17.3 | 6.9 | 6.9 | 4.1 | 7.1 | 370 | 1.55 | 20 | 323 | CG |
| 2690 | 97 | 158.6 | 44.2 | 34.5 | 9.7 | 4.3 | 35.7 | 650 | 1.82 | 9 | 323 | CGH |
| 2767 | 90 | 172.4 | 55.2 | 41.4 | 13.8 | 6.1 | 9.5 | 260 | 1.83 | 0.5 | 290 | CGR |
| 2887 | 85 | 262.0 | 72.4 | 55.2 | 20.7 | 4.1 | 9.0 | 175 | 2.3 | 0.5 | 290 | CGBR |
| 2980 | 65 | 103.5 | 31.1 | 27.6 | 12.5 | 4.1 | 51.9 | 535 | 1.85 | 4 | 323 | CGH |
| 3030 | 97 | 413.7 | 96.6 | 72.4 | 24.9 | 5.2 | 14.7 | 370 | 2.35 | 0.5 | CGCrNi | |
| 3048 | 67 | 111.7 | 44.9 | 31.1 | 12.5 | 4.1 | 51.9 | 535 | 1.85 | 5 | 323 | CGH |
IMPERIAL
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| 1 | 70 | 12500 | 3500 | 2500 | 1.6 | 1.9 | 3.6 | 700 | 1.68 | 14 | 60 | CG |
| 14 | 90 | 38000 | 11000 | 8500 | 2.8 | 3 | 4.6 | 500 | 1.85 | 0.5 | 60 | CGR |
| 18 | 75 | 20000 | 5500 | 3500 | 2.1 | 2.2 | 4.7 | 700 | 1.7 | 12 | 75 | CG |
| 30-A | 85 | 25000 | 7000 | 5500 | 1.8 | 2.5 | 3.7 | 700 | 1.68 | 13 | 45 | CG |
| 34 | 88 | 18000 | 6000 | 3500 | 1.2 | 2.5 | 4.8 | 700 | 1.65 | 14 | 45 | CGR |
| 35 | 98 | 38000 | 11000 | 7000 | 2.1 | 3.9 | 5.9 | 500 | 1.7 | 0.7 | 45 | CGR |
| 38 | 100 | 35000 | 10500 | 8500 | 2.5 | 3.6 | 3.8 | 500 | 1.8 | 2 | 45 | CGR |
| 39 | 100 | 38000 | 11500 | 9000 | 2.5 | 3.4 | 3.8 | 500 | 1.82 | 1 | 45 | CGR |
| 40 | 85 | 28000 | 9000 | 6500 | 2.5 | 3 | 4.1 | 500 | 1.82 | 3.4 | 60 | CGR |
| 47 | 95 | 36000 | 11000 | 9500 | 3 | 2.7 | 6.4 | 500 | 1.88 | 0.5 | 60 | CGR |
| 48 | 45 | 4500 | 2500 | 1000 | 0.5 | 1.2 | 27 | 750 | 1.72 | 17 | 45 | G |
| 64 | 35 | 5000 | 3000 | 2500 | 1.8 | 1 | 27 | 700 | 1.8 | 9 | 75 | CG |
| 67 | 75 | 13000 | 6500 | 4000 | 1.6 | 2.1 | 5.3 | 700 | 1.72 | 11 | 45 | CG |
| 70 | 85 | 28000 | 8000 | 6500 | 2.2 | 3.2 | 5.5 | 500 | 1.8 | 3 | 45 | CGR |
| 77 | 60 | 12000 | 6000 | 3500 | 1.5 | 2.8 | 28 | 500 | 1.88 | 3 | 60 | GR |
| 80 | 75 | 25000 | 10000 | 5500 | 2.4 | 2.3 | 7 | 700 | 1.8 | 7 | 45 | CG |
| 84 | 80 | 30000 | 11000 | 6500 | 2.8 | 2.3 | 7 | 700 | 1.85 | 6 | 45 | CG |
| 86 | 90 | 36000 | 12500 | 9500 | 3 | 2.3 | 7.6 | 500 | 1.9 | 0.5 | 45 | CGR |
| 88 | 95 | 28000 | 8000 | 6000 | 1.8 | 2.9 | 3.9 | 350 | 1.8 | 0.5 | 45 | CGR |
| 92 | 90 | 32000 | 8800 | 7000 | 2.8 | 3.2 | 5.1 | 500 | 1.82 | 3 | 75 | CGR |
| 94 | 90 | 30000 | 8500 | 6000 | 2.2 | 3.5 | 5.5 | 500 | 1.82 | 1 | 45 | CGR |
| 95 | 40 | 6000 | 3500 | 3000 | 2 | 1.5 | 27.5 | 350 | 1.85 | 1 | 45 | GR |
| 101 | 85 | 38000 | 10500 | 8500 | 2.9 | 2.9 | 7 | 350 | 2.75 | 1 | 75 | CGB |
| 102 | 88 | 38000 | 9500 | 7500 | 2.6 | 3.1 | 8.7 | 700 | 2.35 | 4 | 75 | CGCu |
| 103 | 89 | 35000 | 10500 | 7500 | 2.8 | 3.1 | 9.3 | 700 | 2.7 | 3 | 75 | CGAg |
| 105 | 84 | 35000 | 11400 | 8500 | 2.8 | 3.4 | 8.5 | 700 | 2.35 | 2 | 45 | CGCuPb |
| 107 | 92 | 38000 | 10000 | 7500 | 3.5 | 2.4 | 7 | 700 | 2.2 | 1 | 75 | CGSb |
| 108 | 77 | 17000 | 4200 | 3000 | 1.8 | 2.4 | 3.8 | 350 | 1.8 | 3 | 60 | CGR |
| 109 | 85 | 40000 | 11500 | 7500 | 3.5 | 3.1 | 8.5 | 700 | 2.7 | 1 | 75 | CGCuPb |
| 110 | 92 | 32000 | 10000 | 8500 | 3.3 | 2.3 | 8 | 700 | 1.9 | 1 | 45 | CG |
| 113 | 100 | 34000 | 10000 | 8000 | 2.5 | 3.5 | 3.5 | 500 | 1.8 | 2 | 75 | CGR |
| 114 | 90 | 34000 | 12000 | 9000 | 2.9 | 2.7 | 8 | 500 | 1.9 | 0.5 | 45 | CGR |
| 2413 | 60 | 7000 | 2500 | 1000 | 1 | 2.3 | 4.1 | 700 | 1.55 | 20 | 50 | CG |
| 2690 | 97 | 23000 | 6400 | 5000 | 1.4 | 2.4 | 20.6 | 1200 | 1.82 | 9 | 50 | CGH |
| 2767 | 90 | 25000 | 8000 | 6000 | 2 | 3.4 | 5.5 | 500 | 1.83 | 0.5 | 45 | CGR |
| 2887 | 85 | 38000 | 10500 | 8000 | 3 | 2.3 | 9 | 350 | 2.3 | 0.5 | 45 | CGBR |
| 2980 | 65 | 15000 | 4500 | 4000 | 1.8 | 2.3 | 30 | 1000 | 1.85 | 4 | 50 | CGH |
| 3030 | 97 | 60000 | 14000 | 10500 | 3.6 | 2.9 | 8.5 | 700 | 2.35 | 0.5 | CGCrNi | |
| 3048 | 67 | 16200 | 6500 | 4500 | 1.8 | 2.3 | 30 | 1000 | 1.85 | 5 | 50 | CGH |
*Average values at 70° to 500°F
**Maximum size for optimum properties. Larger parts can usually be produced with some reduction of physical properties.
***Composition: C=carbon, G=graphite, B=babbitt, Cu=copper, Sb=antimony, Ag=silver, Pb=lead, R=resin impregnated, H=High-temperature treated.
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