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| مكان المنشأ: | الصين |
| اسم العلامة التجارية: | MIROC |
| إصدار الشهادات: | ISO |
| رقم الموديل: | DHD380 - 273 ملم |
| الحد الأدنى لكمية: | 1 |
|---|---|
| وقت التسليم: | 20-30 |
| القدرة على العرض: | 3000 |
| رقم الموديل: | DHD380 | المعالجة السطحية: | الرش |
|---|---|---|---|
| عملية التصنيع: | صب | مادة: | سبائك الصلب |
| نوع المطرقة: | DHD380 | لون: | عند الطلب |
| إبراز: | 273mm Overburden Wing Bit,Alloy Steel Rock Drilling Bit,Hardening Treatment DHD380 Wing Bit,Alloy Steel Rock Drilling Bit,Hardening Treatment DHD380 Wing Bit |
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1. During drilling initiation, the wings swing outward to ream and drive casing shoes and tubes into the hole.
2. Upon completion of drilling in overburden rock formations, reverse the drilling tools to retract the wings, allowing tool extraction from the hole.
3. Proceed with subsequent construction phases as required.
| Model | Casing OD (mm) | Maximum OD of Center Bit (mm) | Casing Shoe ID (mm) | Maximum OD of Reaming (mm) | Hammer Type (inch) |
|---|---|---|---|---|---|
| 146Overburden Wing Bit | φ146 | φ123 | φ115 | φ156 | 4" |
| 168Overburden Wing Bit | φ168 | φ146 | φ136 | φ184 | 5" |
| 178Overburden Wing Bit | φ178 | φ156 | φ142 | φ193 | 5" |
| 183Overburden Wing Bit | φ183 | φ160 | φ146 | φ198 | 5" |
| 194Overburden Wing Bit | φ194 | φ178 | φ162 | φ208 | 6" |
| 219Overburden Wing Bit | φ219 | φ203 | φ180 | φ234 | 6"-7" |
| 245Overburden Wing Bit | φ245 | φ220 | φ202 | φ260 | 6"-8" |
| 273Overburden Wing Bit | φ273 | φ251 | φ237 | φ300 | 8" |
| 325Overburden Wing Bit | φ325 | φ298 | φ280 | φ355 | 8"-10" |
| 377Overburden Wing Bit | φ377 | φ350 | φ330 | φ407 | 10"-12" |
اتصل شخص: Mr. Yingkai Zhang
الهاتف :: +86 18501231988
