CIR90 Down The Hole DTH Drill Hammer For Mining Drilling Rocks

CIR90 Down The Hole DTH Drill Hammer for Mining Drilling Rocks Product Information -Name: CIR90 low air pressure DTH hammer for mining water well drilling -Item Number:KQ90A -Brand Name: KAIYU -Material: Carbide steel -Machine type: Drilling Equipment -Processing: Forging -Connect Thread: F48*10PIN -Bit shank: CIR90  -Packaging: Wooden Case -Delivery: 3-20days -Certification: ISO9001 -Place of Origin: Taizhou, Zhejiang,China(Mainland) -Use: Well drilling, blasting, ore mining -Application: Marble quarrying and well drilling  Product Description DTH hammers are used for blast hole drilling and water well drilling project. Working with DTH drilling pipe and DTH drill bit, mainly applied in Mining, Marble quarry or well drilling and other construction projects. Down-the-hole rock tools (drilling tools) are rock drilling equipment which takes compressed air as power source to partially transfer impact power into drilling holes. An air distributing device in a top hammer controls a piston to move back and forth. With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craft work and good material. LOW AIR PRESSURE HAMMERS    Item# Hammer length w/o bit (mm)    Top Sub Thread Outside Diameter (mm) Weight(KG) Bit diameter(mm) Working pressure  (Bar)   (PSI) Air consumption    (m³/min)  (CFM) Bit shank KQ-50 628 F32*8PIN 44 5 50 4-10 58-145 3-5 105-177 CIR50 KQ-60 777 F42*8PIN 53 7.5 60 4-10 58-145 3-7 105-248 CIR60 KQ-65 745 F42*10PIN 61 13 65 4-10 58-145 6-12 210-424 CIR65 KQ-76A 811 F48*10PIN 66 13.5 76 4-10 58-145 6-10 210-353 CIR70 KQ-90A 855 F48*10PIN 80 22 90-120 5-10 72-145 7-12 247-424 CIR90 KQ-110B 871 API 2 3/8" REG BOX 98 33 110-150 5-10 72-145 7-12 247-424 CIR110 KQ-130B 890 API 2 3/8" REG BOX 112 48.5 130-175 5-10 72-145 7-12 247-424 CIR130 KQ-150A 904 F470*10PIN 136 70 150-200 5-10 72-145 10-16 353-565 CIR150 KQ-170A 1030 F100*28PIN 156 96 170-250 5-10 72-145 12-18 424-635 CIR170 KQ-200A 1058 F100*28PIN 182 130 200-250 5-10 72-145 16-20 565-706 CIR200 Item Description  Part Number Item Description Part Number    1. Top Sub KQ90A-01    8. Valve KQ90A-08    2. Cap KQ90A-02    9. Guide Sleeve KQ90A-09   3. Check Valve KQ90A-03    10. Bit Retainer Ring KQ90A-10   4. Spring KQ90A-04    11. O-ring KQ90A-11   5. Shim KQ90A-05    12. Driver Sub KQ90A-12    6. Rubber ring KQ90A-06    13. Outer Sleeve KQ90A-13    7. Valve cap KQ90A-07    14. Outer Sleeve KQ90A-14