[Popular ScienceHigh temperature oil seal with
Familiar with high temperature oil seal and mechanical end seal, Dongsheng seal may easily ignore the possibility of filling the debate cover as a high temperature sealing ring.Asbestos filler.The working pressure can reach more than 500 ℃;The pure expanded graphite oil seal is as high as 2500 ℃.The latter is self-lubricating and has a lower coefficient of friction.Based on the filling of the aromatic polyamide kaifular, it may also be suitable for temperatures up to 300 °c and is another low friction filler.
Ceramic fiber fillers, such as Al-Si ropes reinforced by inkang nickel alloy, have been targeted at very high temperatures (Up to 1260 °c)And the use of pressure quotient 100bar has been developed.The chemical endurance of this filler is very strong (PH0-9)And good heat insulation.
High temperature oil seal, Oil Seal, packing, seal
Article finishing dshmfcom, Dongsheng Seal Company
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In August 2018, our Guangdong Dongsheng Sealing Technology Co., Ltd. (Hunan Branch) was formally established. We also participated in the first International Engineering Machinery Parts Exhibition held in Guangzhou.
In November 2018, we participated in the Asia International Power Transmission and Control Technology (PTC Exhibition).
In November 2018, we participated in the 2018 Bauma China Shanghai BMW Exhibition, as well as China International Construction Machinery, Building Materials Machinery, Mining Machinery, Engineering Vehicles and Equipment Expo.
We obtained the ATF automotive product international quality system certification.
We applied for some independent research and development patents.
In April 2017, our silicone products passed the quality supervision food inspection of Guangdong Province and obtained the certificate.
In July 2017, Dongpu Guangzhou Branch was established.
In August 2017, the official website (www.dshseals.cn) of Guangzhou Branch was officially launched.
In August 2017, a large-scale sulfurizing machine with a thickness of 1800mm and 1800mm and weight of 630 tons was successfully installed and commissioned.
In September 2017, the official website (www.dslxb.com.) of Donglili Luggage was officially launched.
In January 2017, we applied for the invention and the utility model patent for the “Deep Sea Robot Seal”.
In December 2017, we won the first CCTV “Golden Horse Leader” Enterprise Development Documentary.
In March 2016, we participated in the Western China International Equipment Manufacturing Expo.
In May 2016, we participated in the US OC Oil and Gas Exhibition.
In June 2016, we released a series of new products, and the phenolic resin guide tape was successfully developed.
In August 2016, we successfully obtained the invention patent certificate for pharmaceutical equipment sealing ring.
In September 2016, we successfully obtained the invention patent certificate for the alloy seal.
In October 2016, Dongguan Dongpu Travel Goods Co., Ltd. was established.
In December 2016, our new modified seals passed the RoHS certification.
In April 2015, the product testing center was officially put into operation.
In July 2015, the new modified sealing products obtained the inspection certificate of Guangzhou Machinery Industry Auto Parts Product Quality Supervision and Inspection Center.
In September 2015, the brand promotion and network department were formally established. We gained the International Quality System Certification.
In August 2013, the food-grade series sealing products passed the quality supervision food inspection of Guangdong Province and obtained the certificate of excellent performance.
In October 2013, the Foreign Trade Department was established.
In January 2013, the automatic product printing press was successfully put into operation with a daily output of 5,000 pieces per day.