Through Reverse Circulation DTH Hammer for Rock Drilling (GLF385)

Through Reverse Circulation DTH Hammer for Rock DrillingProducts Features:1. A good effect in exhaust rock power, reduce re-breaks of rocks' power, and lessen the damage of drill to advance drilling efficiency.2. High-ability in flush off and high drilling efficiency3. Compression gas and feeding back liquid should all be transferred in the enclosed pipe to avoid the crash on the hole side, largely reduce the breaking rate, keep the holes' stability and have an unique effect on the complicated ground.4. Rocks' sample will be transferred to the ground without touch on the side to avoid the pollution5. The powder will be flushed to the designated place to muster treatment and have a exact judgment on the floors' change. Furthermore, it is good to pollution and benefits the working environment and high working life.6. Simple structure is convenient to maintain and to change the easily-damaged spare parts.Products Scope:Mainly in water wells, ground-hot air-condition well, exploring floor, complex floor and so on.  ItemGLF385Drilling Dia. (mm)Φ 200~254Hammer length(including DTH bits)(mm)1578External diameterΦ 190Centre hole diameterΦ 61Working pressure(Mpa)0.8~2.1Air consumption(m3/min)12~30.8Torque(N• M)1040Impact frequency(Times/Min)660~1208Connection threadInternalAPI 4-1/2″Bit shankGLF385-203/216/230/254Packing  Related Product Our Company & Service Glorytek Industry (Beijing)Co.,Ltd., located inBeijing,China, is an integrated corporation specialized in manufacturing and exporting top quality drilling equipment and drilling parts for decades. We are supported and assisted by a highly experienced team of designers and engineers that enable us to complete all the assigned projects successfully as per the specified requirement from our clients.Certificate  FAQQ: How can we choose a suitable water well drill rig?A: We normally recommend a suitable model according to drilling depth, drilling hole dia. and layer condition on site.Q: Are you a factory or a trading company ?A: We are an integrated corporation specialized in manufacturing and exporting.Q: What is your payment terms?A: We can accept T/T,L/C.Q:.What is your MOQ? How long is the delivery time?A: Our MOQ is 1 sets. Normally for drill rig, the delivery time is about 25-30 days after receiving payment, the drilling tools would be about 3-5 days.Q:. How long is the warranty?A: The guarantee period for mainframe is one year (excluding the quick wear parts).Q: Can we print my Logo on the products?A: Yes, we can. We support OEM .Contact Sunny Dong(Sales Representative)Glorytek Industry (Beijing) Co., Ltd.Address:No.B-2507, DongWeiCheng, GuanZhuang,Chao Yang District, Beijing, China.Website: glorytek.en.made-in-china.com / glorytek.en.made-in-china.com/* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1