Company News

  • Two factors affecting the sealing performance of high temperature resistant silicone hose

    When it comes to high temperature resistant silicone hose, I believe everyone knows that it has good sealing performance, but do you know what factors will affect the sealing performance of silicone hose? Here is a brief introduction: 1、 Self factors: the oil resistance, heat and cold resistance...
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  • Classification and application of large diameter rubber pipe

    Large diameter rubber pipes are generally divided into two categories according to the purpose: 1、 Large diameter conveying rubber pipe: natural rubber is often used as raw materials, and the auxiliary materials are manufactured through vulcanization and other processes. Its structure is inner r...
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  • How To Custom Silicone Hoses?

    1. Customer provides specification of the hose to be customized. a. For simple silicone coupler, we accept the description of the specification. For example,  45 degree silicone hose, ID 60mm, leg length 6.0’’, 4ply reinforcement, 5.0mm wall thickness, black color. b. F...
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  • In-House Testings We can do

    In-House Testings: Specific Gravity Hardness Coolant Immersion Oil Immersion Tensile Strength and Elongation at Break Tear Strength Heat Aging Burst Testing Adhesion Radial Expansion Vacuum And Much More......   Part of our testing machines:
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  • Qisheng received a new invention patent certificate

    Innovation points: 1. A modified flame retardant characterized by: the modified flame retardant comprises p-tert-butylphenol and hydroquinone in a molar ratio of 1:1, aluminum hydroxide accounting for 10-15% of the total weight of the p-tert-butylphenol and the hydroqui...
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  • Linhai Qisheng attended the 15th Automechanika Shanghai

    From December 3 to 6, 2019, the 15th Automechanika Shanghai was held in Shanghai National Convention and Exhibition Center. As a rubber hose manufacturing company with 20 years of industry experience, Linhai Qisheng made an appearance in this industry event with its full range of product lines, ...
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  • Linhai Qisheng Has Obtained 5 New Utility Model Patent Certificates

    Recently, Qisheng has obtained 5 new utility model patent certificates. They are “A rubber hose with metal clamp”, “A silicone hose with anti-slip reinforcing layer” , “A high performance high temperature resistant and flame retardant silicone hose”, “An easy to install ...
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