High Quality Carbon Graphite Seal Rings For Machinery Sealing
Carbon graphite bushings are widely used in various applications,
including pumps. These bushings are made from a combination of
carbon and graphite materials, which are mixed and then molded into
the desired shape.
Materials For Option
| Category | Model | Impregnant | Shore Hardess | Flexural Strength | Compressive Strength | Porosity | Bulk Density | Thermal expansion coeffcient | Temp. |
| ≥ | `X | ≥MPa | `X | ≥MPa | `X | ≤% | g/cm3 | 10-6/℃ | ℃ |
| Graphite | M120 | - | 60 | - | 25 | - | 81 | - | 18 | 1.6 | 4 | 350 |
| M154 | - | 40 | - | 20 | - | 40 | - | 28 | 1.42 | - | 350 |
| M254 | - | 10 | - | 25 | - | 45 | - | 25 | 1.65 | 3.4 | 450 |
| Impregnated resin carbon graphite | M106H | Epoxy resin | 75 | 90 | 51 | 60 | 180 | 190 | 1.0 | 1.62 | 4.8 | 200 |
| M238H | 40 | 55 | 39 | 50 | 78 | 110 | 1.0 | 1.85 | 4.5 | 250 |
| M255H | 40 | 50 | 34 | 45 | 78 | 90 | 1.0 | 1.8 | 4.5 | 200 |
| M106K | Furan resin | 80 | 95 | 55 | 65 | 200 | 210 | 2.0 | 1.62 | - | 200 |
| M120K | 75 | 95 | 50 | 60 | 190 | 195 | 2.0 | 1.7 | | 200 |
| M154K | 60 | | 35 | | 70 | | 6.0 | 1.6 | | 200 |
| M158K | 80 | 90 | 54 | 60 | 200 | 210 | 1.2 | 1.65 | - | 200 |
| Impregnated metal carbon graphite | M106D | Antimony alloy | 75 | - | 55 | 65 | 170 | 190 | 3 | 2.2 | 5.0 | 500 |
| M120D | 70 | - | 50 | 60 | 140 | 160 | 3 | 2.2 | 5.0 | 500 |
| M254D | 35 | - | 35 | - | 65 | - | 3 | 2.2 | 4.5 | 500 |
| M120P | Copper alloy | 65 | - | 65 | - | 200 | - | 3 | 2.4 | - | 400 |
| Impregnated glass carbon graphite | M106R | Glass | 110 | - | 75 | - | 210 | - | 1.5 | 1.9 | 4.67 | 600 |
| M120R | 95 | - | 57 | - | 190 | - | 1.5 | 1.9 | 4.67 | 600 |
| M254R | 65 | - | 55 | - | 100 | - | 1.5 | 1.9 | - | 600 |
| M262R | 75 | - | 48 | - | 138 | - | 1.5 | 1.9 | - | 600 |
| Hot pressed graphite | M353 | - | 45 | - | 45 | - | 120 | - | 1.0 | 1.75 | - | 100 |
| M352 | - | 35 | - | 35 | - | 80 | - | 1.0 | 1.75 | - | 100 |
| M356 | - | 50 | - | 50 | - | 140 | - | 1.0 | 1.75 | - | 100 |
| M357 | - | 40 | - | 40 | - | 80 | - | 1.0 | 1.75 | 9.0 | 100 |
Chemical Resistance Of Mechanical Carbon Grapshite Material
| Medium | Mass Fraction % | Pure Carbon Graphite | Impregnated Resin Carbon Graphite | Impregnated Metal Carbon Graphite | Hot Pressed Carbon Graphite |
| Phenoic | Epoxy | Furan | Antimony | Babbitt Alloy | Aluminm Alloy | Copper Alloy |
| Hydrochloric acid | 50 | + | 0 | + | 0 | ~ | ~ | ~ | ~ | 0 |
| Sulfuric acid | 50 | + | 0 | + | 0 | ~ | ~ | ~ | ~ | 0 |
| Sulfuric acid | 98 | + | 0 | ~ | + | ~ | ~ | ~ | ~ | 0 |
| Nitric acid | 50 | 0 | 0 | 0 | 0 | ~ | ~ | ~ | ~ | 0 |
| Nitric acid | concentrated | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ |
| Acetic acid | 36 | + | + | ~ | 0 | ~ | 0 | 0 | 0 | 0 |
| Seawater | ~ | + | 0 | + | 0 | ~ | + | 0 | 0 | 0 |
| Benzene | 100 | + | + | 0 | + | + | + | + | + | + |
| Ammonia | 10 | + | 0 | + | + | + | + | + | ~ | 0 |
| Acetone | 100 | + | 0 | 0 | + | + | 0 | + | + | 0 |
| Urea | 70 | + | + | + | + | + | 0 | + | ~ | 0 |
| Motor oil | ~ | + | 0 | + | + | + | 0 | + | + | + |
| Gasoline | ~ | + | 0 | 0 | + | + | 0 | + | + | + |
| Remarks: | + is stable, 0 is normally, ~ is unstable |
FQA
1. Do you have product catalog?
Yes, we can provide E-catalog once you required.
2. When can i get the price?
We usually quote within 24 hours after getting your detailed
requirements,like size, quantity etc.
If it is an urgent order, you can call us directly.
3. Do you provide samples?
Yes, samples are available for you to check our quality.
4.What about the lead time for mass product?
The lead time is based on the quantity,about 25-30 days.
5.What is your terms of delivery?
We accept FOB, CFR, CIF, EXW, etc. You can choose the most convenient way for you.
Besides that, we can also shipping by Air and Express.
