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Graphite sealing gasket ring

A graphite sealing and gasketing technology is applied in the field of graphite sealing gaskets to achieve the effect of good corrosion resistance

Inactive Publication Date: 2018-12-18
太仓市凯诺石墨密封制品有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] There are still some deficiencies in the corrosion resistance of the existing graphite gasket rings

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] A graphite sealing gasket ring, comprising the following components in parts by weight:

[0020] 22 parts of polytetrafluoroethylene;

[0021] 11 parts of glass fiber;

[0022] 3 parts of magnesium oxide;

[0023] Zinc stearate 2 parts;

[0024] 11 parts of graphite powder;

[0025] 2 parts calcium carbonate;

[0026] 3 parts of nano-titanium dioxide;

[0027] 6 parts of boron carbide.

Embodiment 2

[0029] A graphite sealing gasket ring, comprising the following components in parts by weight:

[0030] 46 parts of polytetrafluoroethylene;

[0031] 20 parts of glass fiber;

[0032] 6 parts of magnesium oxide;

[0033] 5 parts of zinc stearate;

[0034] 23 parts of graphite powder;

[0035] 9 parts of calcium carbonate;

[0036] 4 parts of nano-titanium dioxide;

[0037] 18 parts of boron carbide.

Embodiment 3

[0039] A graphite sealing gasket ring, comprising the following components in parts by weight:

[0040] 35 parts of polytetrafluoroethylene;

[0041] 16 parts of glass fiber;

[0042] 5 parts of magnesium oxide;

[0043] 3 parts of zinc stearate;

[0044] 20 parts of graphite powder;

[0045] 7 parts of calcium carbonate;

[0046] 3.5 parts of nano titanium dioxide;

[0047] 10 parts of boron carbide.

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PUM

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Abstract

The invention discloses a graphite sealing gasket ring. The graphite sealing gasket ring comprises, by weight, 22 to 46 parts of polytetrafluoroethylene, 11 to 20 parts of glass fibers, 3 to 6 parts of magnesium oxide, 2 to 5 parts of zinc stearate, 11 to 23 parts of graphite powder, 2 to 9 parts of calcium carbonate, 3 to 4 parts of nanometer titanium dioxide and 6 to 18 parts of boron carbide. The graphite sealing gasket ring has good corrosion resistance.

Description

technical field [0001] The invention relates to a graphite sealing gasket ring. Background technique [0002] There are still some deficiencies in the corrosion resistance of the existing graphite gasket rings. Contents of the invention [0003] The purpose of the present invention is to provide a graphite gasket ring, which has better corrosion resistance. [0004] To achieve the above object, the technical solution of the present invention is [0005] A graphite sealing gasket ring, comprising the following components in parts by weight: [0006] 22-46 parts of polytetrafluoroethylene; [0007] 11-20 parts of glass fiber; [0008] 3-6 parts of magnesium oxide; [0009] Zinc stearate 2-5 parts; [0010] 11-23 parts of graphite powder; [0011] 2-9 parts of calcium carbonate; [0012] 3-4 parts of nano titanium dioxide; [0013] 6-18 parts of boron carbide. [0014] The working principle of the invention is: the ratio of each component and the weight ratio of eac...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L27/18C08K13/04C08K7/14C08K3/22C08K5/098C08K3/04C08K3/26
CPCC08K13/04C08K3/04C08K3/22C08K3/26C08K5/098C08K7/14C08K2003/222C08K2003/265C08L27/18
Inventor 秦永清
Owner 太仓市凯诺石墨密封制品有限公司