Galvanized self-drilling anchor system / full threaded steel self-drilling rock bolt / hollow anchor bar / anchor rods.In order to reduce the corrosion rate and thus increasing the service life, SINODRILLS offer hot-dip galvanized systems.
Magnetized through thickness H (axially), maximum working temperature +80°C (standard), material Grade N35 (standard), nickel or zinc coated. Other material grades, coatings and max. working temperatures can be supplied upon request.
Waterproof effect: Through grouting agent injection, fill the gap between the drilling hole and the soil layer, improve the density of the soil layer, so as to prevent water from entering the underground project through the soil layer.
LAUNCESTON as a plastic injection and high precision metal mold and molding manufacturer and supplier, specializes in plastic injection molding technology. Our know-how also comprises gas injection molding technology, high gloss and e-Moulding.
Hexagon socket head cap screws are commonly used mechanical fasteners. The hexagon socket head cap screws produced by our company are made of titanium alloy, which are characterized by high strength, high thermal strength, good corrosion resistance, good
A through hole usually refers to a hole on a printed circuit board, which is used for fixed installation of connectors or interconnection between layers. A board characterized by such a hole is called a through hole printed circuit board.
Cement additive is a chemical additive to improve the grinding effect and performance of cement. The main material of the additive is fluorine gypsum, it come from the chemical reaction from fluorite and sulfuric acid.