Antifreeze liquid resisting water pump gasket and preparation method of antifreeze liquid resisting water pump gasket
A technology of antifreeze and gaskets, which is applied in the direction of mechanical equipment, coatings, engine components, etc., can solve the problems of poor sealing effect, gaskets not resistant to antifreeze, and poor service life, etc., to achieve good protection, Improved mechanical properties and good extrusion performance
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Embodiment 1
[0026] An antifreeze-resistant water pump gasket, comprising 100 parts of main material, 8 parts of mica powder, 20 parts of kaolin, 18 parts of talcum powder and 5 parts of coloring agent in parts by weight, including main materials and auxiliary materials, The main ingredients include antifreeze-resistant hydroxy silicone oil, styrene-butadiene rubber, and fiber in a weight ratio of 3:40:55. The antifreeze-resistant hydroxy silicone oil includes 30 parts of hydroxy silicone oil and 2.5 parts of vulcanizing agent by weight ratio. 2 parts of vulcanization accelerator, 1 part of anti-aging agent.
[0027] The colorant is carbon black N330; the fiber is wollastonite fiber; the vulcanizing agent is dicumyl peroxide; the vulcanization accelerator is triallyl isocyanurate; the anti-aging agent is anti-aging agent 4020.
[0028] The preparation method of described antifreeze-resistant water pump gasket, comprises the following steps:
[0029] (1) Mix the antifreeze-resistant hydrox...
Embodiment 2
[0035] An antifreeze-resistant water pump gasket, comprising 100 parts of main material, 3 parts of mica powder, 25 parts of kaolin, 20 parts of talcum powder and 6 parts of coloring agent in parts by weight. , the main material includes antifreeze-resistant hydroxy silicone oil, styrene-butadiene rubber and fiber in a weight ratio of 4:40:56, and the antifreeze-resistant hydroxy silicone oil includes 32 parts of hydroxy silicone oil and 3 parts of vulcanizing agent by weight , 3 parts of vulcanization accelerator, 2 parts of anti-aging agent.
[0036] The colorant is carbon black N330; the fiber is wollastonite fiber; the vulcanizing agent is dicumyl peroxide; the vulcanization accelerator is triallyl isocyanurate; the anti-aging agent is anti-aging agent 4020.
[0037] The preparation method of described antifreeze-resistant water pump gasket, comprises the following steps:
[0038] (1) Mix the antifreeze-resistant hydroxy silicone oil with styrene-butadiene rubber and fibe...
Embodiment 3
[0044] An antifreeze-resistant water pump gasket, including main materials and auxiliary materials in parts by weight, including 100 parts of main materials, 15 parts of mica powder, 30 parts of kaolin, 20 parts of talcum powder and 6 parts of coloring agent, The main material includes antifreeze-resistant hydroxy silicone oil substance, styrene-butadiene rubber and fiber weight ratio of 5:40:57, and the antifreeze-resistant hydroxy silicone oil substance includes 34 parts of hydroxy silicone oil and 2.8 parts of vulcanizing agent according to the weight ratio. 2.5 parts of vulcanization accelerator, 3 parts of anti-aging agent.
[0045] The colorant is carbon black N330; the fiber is attapulgite fiber; the vulcanizing agent is dicumyl peroxide; the vulcanization accelerator is triallyl isocyanurate; the anti-aging agent is anti-aging agent 4020.
[0046] The preparation method of described antifreeze-resistant water pump gasket, comprises the following steps:
[0047] (1) Mi...
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