| TC Ring(Tungsten carbide ring) |
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| APPLICTION: |
| Tungsten carbide (T.C.& W.C.) is a super material, main for mould and wear resisting application; currently we supply nickle and cobalt binder for our customers that used widely within high parameter seals. |
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| PHYSICAL PROPERTY: |
| -- High hardness |
| -- Good wear resistance |
| -- High temperature resistance |
| -- Minor linear expansion coefficient. |
| -- Minor coeffcient of friction |
| TYPE AND PRODUCTS |
| --Type 1: Nickle binder. |
| -- Suitable medium: Oil, sewage, weak acid and alkali, grease, liquid hydrocarbon, strong alkali, and medium |
| containing particles, etc. |
| Item |
type |
Main chemical component( %) |
Density |
Hardness |
Bending strengthno less than(N/mm2) |
Coefficient of linear expansion |
| TC |
Co |
NiCr |
(g/cm3) |
(HRA) |
(10-6/K) |
| Ni-binder |
M106 |
94 |
- |
6 |
14.5-14.9 |
89.5 |
1550 |
5.2 |
| Ni-binder |
M108 |
92 |
- |
8 |
14.4-14.8 |
88.5 |
1720 |
5.3 |
| -- Type 2: Cobalt binder. |
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| -- Suitable medium: Oil, sewage, weak acid and alkali, grease, liquid hydrocarbon, strong alkali, and |
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| medium containing particles etc |
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| Item |
type |
Main chemical component( %) |
Density |
Hardness |
Bending strengthno less than(N/mm2) |
Coefficient of linear expansion |
| TC |
Co |
NiCr |
(g/cm3) |
(HRA) |
(10-6/K) |
| Co-binder |
YG6 |
94 |
6 |
- |
14.6-15 |
89.5 |
1580 |
5 |
| Co-binder |
YG6 |
92 |
8 |
- |
14.5-14.9 |
89 |
1750 |
5.1 |
| -- Wearproof and anti-shock for Cobalt binder T.C. & W.C. |
| Item Cobalt |
content (WT90) |
Density(g/cm3) |
Hardness(HRA) |
Bending strength no less than(N/mm2) |
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| YG8C |
8 |
14.5-14.8 |
88.5 |
2020 |
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| YG9C |
9 |
14.3-14.7 |
88 |
2100 |
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| YG11C |
11 |
14-14.4 |
86.5 |
2280 |
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| YG13C |
13 |
13.9-14.3 |
86.5 |
2320 |
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| YG16C |
16 |
13.8-14.1 |
83.5 |
2400 |
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| YG20C |
20 |
13.4-13.6 |
83 |
2460 |
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Multiple Spring Mechanical Seals
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