Sieve silk specification: 2.2x 3.0 mm, 2.3 * 3.0 mm, 3.0 * 4.6 mm, 3.0 * 5.0 mm, etc The specification: torre 3.8 mm / 22 root, 380 mm / 32 root, 380 mm / 48 root, 380 mm / 50 root Special specifications on request (such as: inside into liquid, reflexed, etc.). II, features: 1. The section for screening all the trapezoid. Wedge graphics width values dimension a 1.3, 160, 180, 2.0, 2.2, 2.5, 3.0, because screen bar section, so aperture for trapezoid within the small, is extremely advantageous filtering and washing. (against) in liquid 2. Reinforcement bar, bar, circular cross section wedge shape, according to the user's different USES, can perform a variety of collocation with screening bar. III, the properties of product: 1. Firm structure, high temperature corrosion resistance, mechanical performance is good, long service life, safe and reliable. 2. Joints can be made into parallel connectors, the common thread joint, taper tooth joints and trapezoidal tooth connector. 3. Mainly used in oil, gas well, well sand control, mud filtering and other many medium can also be used in water treatment, water softening, oil products the filtration and chemical acid in such organic solution  .