Rubber bellows have versatile functions as [dust boots" or seals, used to seal out dust and other light-duty environmental factors while allowing a specific stroke or predetermined range of motion. They are quite common in industrial and automotive applications.
Rubber Bellows are used as a cover or expansion joint to protect device or machines, which are made by rubber compression molding, rubber injection mold or extrusion tool.
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Public (publication) number: CN102153316A Public (announcement) day: 2011.08.17
Main classification number: C04B28/00 (2006.01)I
Classification Number: C04B28/00(2006.01)I
Application (patent) Person: Xu Lianfu Inventor (Design) Person: Xu Lianfu Address: 266000 Haiqing Road, Shinan District, Qingdao City, Shandong Province State Code: Shandong;
Abstract : The invention discloses a pure natural functional diatom mud and a sea mud mud water-based printing material, which is composed of the following components in parts by weight: diatomite: 3-100 parts, attapulgite: 20-40 servings, Shell powder: 5-100 servings, Pigments: 1-40 servings. The beneficial effects obtained by the present invention are: (1) It has the characteristics of eliminating indoor pollution, regulating indoor humidity, eliminating odor, and isolating noise; (2) The printing material has the characteristics of soft texture, non-toxicity and long-term use without fading and peeling and cracking. (3) It has good bonding performance, light weight and toughness, and has the functions of heat insulation, heat insulation, sound absorption, resistance to insects, strong sag resistance, adaptability to air temperature changes, and no deformation; (4) Each component of the printed material is a natural material, so the environment is pollution-free; (5) The various components of the printing material can be blended with a variety of colors of pigments, thus having rich colors.
Application (patent) No.: CN201010554337.9 Application Date: 2010.11.23
April 26, 2023