Haobo company has been adhering to: develop high-quality, improve the strength of the team. Haobo people always believe: Quality - brings you see the future, untold wonderful. Company products are sold in Shandong, Guizhou, Xinjiang, Yunnan, Sichuan, Jiangsu, Guangxi, Inner Mongolia, Shaanxi, Shanxi, Liaoning, Hebei, Henan, Guangdong and other provinces in the country, sincerely welcome friends from all over the country to inquire business negotiations. D-type resins and other strong steel bolt Model Description: raw materials used in high strength bolt elongation of not less than 15%, the yield strength of not less than 335MPa, the breaking strength of not less than 490MPa, made of steel through hot rolling 20MnSi and percent, respectively compression 20-50 tons, rod straightness tolerance of Φ18 to Φ22 ≤2mm / m, D-type resin, steel and other strong anchor rod straight Φ16 tolerance of less than 4mm / m. Tail spiral rod bearing capacity should not be less than the base metal rod breaking force of 75%. Technical features: D-type resins and other strong steel bolt and anchor rod diameter to achieve physical fitness, the best matching resin drug Volume diameter, with a strong anchor, elongation, safe, reliable, high-quality low cost, easy to use features . Technical parameters: Material: HRB335 strength specifications yield strength (MPa) Tensile strength (MPa) Elongation (%) breaking load (KN / M) theoretical mass (KG / M) Φ16 ≥335 ≥490 ≥16 ≥100 1.58 Φ18 ≥ 335 ≥490 ≥16 ≥126 2.00 Φ20 ≥335 ≥490 ≥16 ≥156 2.47 Φ22 ≥335 ≥490 ≥16 ≥189 2.98 Bolt specification is divided into: ф16 * 1600, ф16 * 1800, ф16 * 2000, ф16 * 2200, ф16 * 2400, ф18 * 1600, ф18 * 1800, ф18 * 2000, ф18 * 2200, ф18 * 2400, ф18 * 2600, ф20 * 1600, ф20 * 1800, ф20 * 2000, ф20 * 2200, ф20 * 2400, ф20 * 2600, ф22 * 1600, ф22 * 1800, ф22 * 2000, ф22 * 2400, ф24 * 2000, ф24 * 2200, ф24 * 2400 applicable conditions: l, depending on design requirements identified bolt holes with a chisel eye machine, bolt or coal drill rig drill, bolt length shorter than the depth of 80-100mm. 2, with the pressure duct extends into the eyes, through the air, the blow hole of rock powder. 3, the hole diameter than the bolt diameter require 6-12mm. 4, with the bolt into the fundus the drug volume, start stirring stirring device, according to the resin anchor fixative demanding control of the mixing time. 5, after reaching the curing time, put the tray, tighten the nut. Ji Ninghao Bo Mining Machinery Co., Ltd. Main Products: DW hydraulic prop, DWX floating hydraulic prop, DN within the injection-type hydraulic prop, DWB FRP hydraulic prop; pipe joints anchor, glass, steel bolt, bolt tray, L bolt, right-handed bolt, hollow grouting anchor, metal mesh, fiberglass mesh; hydraulic shift slide, hydraulic push the slide, hydraulic prop, hydraulic lift column, a mining iron shoes, iron shoes chain, liquid injection gun. Welcome all over the world, far apart friends came to business negotiation bargaining, Haobo mining willing to work with you hand in hand to create a better tomorrow.