Our principal products are Needle Roller bearings, Cylindrical Roller Bearings, Rod end Bearings, Spherical plain bearings, Observe roller Bearings for Guideway, Roller Bearings, Merge Bearings for forklifts, Water Pump Bearings, SNR Auto Bearings and all varieties of Spherical Bearings. Our AdvantagesProducts Massive quantity in Stock, No MOQ essential We comply with all the international expectations, this sort of as ISO9001 and TS16949 requirements. The higher precise CNC tools, this kind of as Slow-feeding wire-reduce equipment, jig grinding device and electrical discharge machine, guarantees the top good quality precision of mould processing, with the high productive and environmental security acid rolling line currently being the largest raw material changing equipment in the area in china The wildly use of automatic milling equipment, substantial-pace automated feeding punch, large pace automated rolling and assembling equipment ensures the substantial good quality and performance of factors and chain producing. Reverse Circulation Hammers amp Bits
Roschen gives a full line of Reverse Circulation hammers and spare areas, which can substitute Roschen series Reverse Circulation Hammers amp Bits. Hammers are offered in a extensive assortment of measurements and variations, to give maXiHu (West EPT) Dis.mum overall performance and EPTTevity on all RC drilling jobs.
Reverse Circulation hammers are made with an interior sample tube that extends by way of the cEPTTr and into the leading of the hammer little bit. The RC hammer exhausts the air amongst the little bit splines and over the encounter of the bit. This forces the sample into the recovery holes in the face of the bit, through the cEPTTr of the hammer and upward by way of the drill rod internal tubes to the area for EPTion. The use of a shroEPTTor collar is needed when a RC hammer is utilised, to support immediate the return air and cuttings up by way of the confront of the bit.
Traditional DTH hammers can also be utilised in RC drilling operations, but increase the prospective for sample loss and contamination. A conventional DTH hammer is used in conjunction with a cross-more than sub situated between the hammer and drill rod. The sample travels from the face of the little bit up the outside the house of the hammer and into the cross-more than sub.
The sub directs the sample up the cEPTTr of the twin wall rods and to the surface area.
REVERSE CIRCULATION EPTT EPTMMERS AND BITS
We offer a entire selection of reverse circulation down the hole hammers and bits, to suit all depths and ground situations.
Because of to its higher-high quality sample results, and speed of operation for shallower holes, reverse circulation drilling is turning into increasingly common close to the world. In simple fact, it truly is the most broadly acknowledged chip sampling strategy. This is mostly due to our progressive styles, and we’re continuing to deveXiHu (West EPT) Dis.Hu (West EPT) Dis. the capabilities of this worthwhile sampling approach. EPT with Roschen for your reverse circulation down hole hammer drilling.
Rewards:
1. EPT penetration prices in all rock situations
two. EPTT samples from locations of dropped circulation
three. Big, uncontaminated sample return
four. Enhanced EPTTevity indicates lower EPT for each meter
5. The choice of diamond-enhanced carbide bits for deep and abrasive drilling problems, with no bits sharpening necessary
| RC Hammer range | |
| Hammer product | Gap assortment |
| RE531 | 86 mm – 102 mm (3 #8540 in. – 4 in.) |
| RE542 | 118 mm – 133 mm (4 #8541 in. – 5 frac14 in.) |
| RE543 | 124 mm – 133 mm (four #8542 in. – 5 frac14 in.) |
| RE545 | 127 mm – a hundred and forty mm (5 in. – 5 frac12 in.) |
| RE120 | 127 mm – one hundred forty mm (5 in. – 5 frac34 in.) |
| RE040 | 127 mm – a hundred and forty mm (five in. – 5 frac12 in.) |
| RE052 | 133 mm – 143 mm (5 #8540 in. – 5 #8541 in.) |
| RE054 | 137 mm – 146 mm (five #8540 in. – 5 frac34 in.) |
| Hammer | Little bit EPTk | Gap Range(mm) | Exterior Diameter(mm) | Length (with out bit)mm | Fat | EPTion Thread | Working Stress |
| RE531 | RE531 | eighty four-a hundred | eighty one | 1069 | 29 | three quot Remet | one.-three.0Mpa |
| RE004 | RE004 | 111-127 | 107 | 1252 | fifty two | three.five quot-4 quot Remet four quot Metzke |
one.-3.0Mpa |
| RE542 | RE542 | 113-a hundred thirty | 109.five | 1191 | 57 | 3.5 quot-four quot Remet 4 quot Metzke |
1.-three.0Mpa |
| RE543 | RE543 | 120-a hundred thirty five | 116 | 1191 | 62 | 3.5 quot-four quot Remet four quot Metzke |
1.-three.0Mpa |
| RE545 | RE545 | 122-135 | 117.5 | 1261 | sixty five | 4 quot-4.5 quotRemet 4 quot-4.5 quotMetzke | 1.5-three.5Mpa |
| RE547 | RE547 | one hundred thirty-146 | 124.5 | 1270 | seventy one | four.five quotRemet 4.5 quotMetzke | one.5-3.5Mpa |
| PR40 | PR40 | 124-142 | one hundred twenty.five | 1362 | 80.five | three.five quot-four.five quotRemet 3.five quot-4.five quotMetzke | one.five-three.5Mpa |
| PR52 | PR52 | 126-142 | 121 | 1227 | sixty eight.5 | four quot-4.five quotRemet4 quot-four.five quotMetzke | 1.5-3.5Mpa |
| PR52R | PR52/PR52R | a hundred thirty-146 | 124 | 1225 | 65 | four quot-four.five quotRemet 4 quot-four.five quotMetzke | one.5-3.5Mpa |
| PR54 | PR54 | 135-one hundred fifty | a hundred thirty | 1294 | 84.five | 4.5 quotRemet 4.five quotMetzke | 1.five-3.5Mpa |
| MX5456 | MX5456 | 136-150 | 132 | 1362 | 90 | four.five quotRemet 4.5 quotMetzke | one.5-three.5Mpa |
| RC62/RC62R | RC62/RC62R | 152-one hundred ninety | 146 | 1320 | 110 | As Ask for | one.five-three.5Mpa |
| RC82/RC82R | RC82/RC82R | a hundred ninety-250 | one hundred eighty | 1395 | 185 | As Request | one.five-three.5Mpa |
| RC100/RC100R | RC100/RC100R | 250-370 | 240 | 1528 | 328 | As Request | 1.five-three.5Mpa |
EPT RC hammer technological information:
| EPT RC Hammers Technical specs | |||||||||
| Hammer Measurement | Hammer | Bit EPTk | EPT Code | Hole Variety (mm) | Exterior Diameter (mm) | Duration (with no bit) mm | WeigEPTT (N.W.) kgs | EPTion Thread | Doing work Force |
| three quot | RE531 | RE531 | ROS RC thirty | 84-a hundred | 81 | 1069 | 29 | 3 quot Remet | one.-three.0Mpa |
| 3 quot | RE035 | RE035 | ROS RC 35 | eighty four-a hundred and five | 85 | 1075 | 35 | 3 quot Remet | 1.-three.0Mpa |
| four one/2 quot | RE004 | RE004 | ROS RC forty | 111-127 | 107 | 1252 | 52 | 3.five quot-4 quot Remet four quot Metzke | 1.-three.0Mpa |
| 4 one/two quot | RE540 | RE540 | ROS RC 45 | 111-127 | 107 | 1252 | 52 | 3.5 quot-4 quot Remet four quot Metzke | 1.-three.0Mpa |
| 5 quot | RE040 | RE040 | ROS RC fifty | 113-a hundred thirty | 109.5 | 1191 | fifty seven | 3.five quot-4 quot Remet 4 quot Metzke | 1.-3.0Mpa |
| five quot | RE542 | RE542 | ROS RC fifty | 113-130 | 109.5 | 1191 | 57 | 3.five quot-4 quot Remet four quot Metzke | 1.-3.0Mpa |
| five quot | RE543 | RE543 | ROS RC 50 | 120-135 | 116 | 1191 | 62 | 3.5 quot-four quot Remet four quot Metzke | one.-three.0Mpa |
| 5 quot | RE545 | RE545 | ROS RC fifty | 122-a hundred thirty five | 117.five | 1261 | 65 | four quot-four.five quotRemet four quot-four.five quot Metzke | one.five-3.5Mpa |
| five 1/two quot | RE547 | RE547 | ROS RC fifty five | a hundred thirty-146 | 124.five | 1270 | 71 | four.five quotRemet 4.5 quot Metzke | 1.five-three.5Mpa |
| five one/two quot | RE052 | RE052 | ROS RC 55 | 130-146 | 124.5 | 1270 | seventy one | 4.five quotRemet four.5 quot Metzke | one.5-3.5Mpa |
| five 3/four quot | RE054 | RE054 | ROS RC 55 | 130-146 | 124.5 | 1270 | eighty five | 4.5 quotRemet four.five quot Metzke | 1.five-3.5Mpa |
| 5 3/4 quot | RE140 | RE140 | ROS RC fifty five | one hundred thirty-146 | 124.five | 1270 | 85 | four.five quotRemet four.five quot Metzke | one.five-3.5Mpa |
| 5 quot | PR40 | PR40 | ROS RC fifty | 124-142 | a hundred and twenty.five | 1362 | 80.5 | 3.five quot-4.five quot Remet three.5 quot-four.5 quot Metzke | one.5-three.5Mpa |
| 5 one/two quot | PR52 | PR52 | ROS RC fifty five | 126-142 | 121 | 1227 | 68.5 | four quot-four.five quotRemet four quot-4.five quot Metzke | 1.5-three.5Mpa |
| five one/two quot | PR52R | PR52/PR52R | ROS RC fifty five | a hundred thirty-146 | 124 | 1225 | sixty five | four quot-four.5 quotRemet 4 quot-four.5 quot Metzke | one.five-three.5Mpa |
| five one/2 quot | PR54 | PR54 | ROS RC 55 | one hundred thirty five-150 | 130 | 1294 | 84.five | four.five quotRemet 4.5 quot Metzke | 1.5-three.5Mpa |
| six quot | MX5456 | MX5456 | ROS RC 60 | 136-150 | 132 | 1362 | 90 | four.five quotRemet 4.five quot Metzke | one.5-3.5Mpa |
| 6 quot~6 one/2 quot | RC62/RC62R | RC62/RC62R | ROS RC sixty five | 152-190 | 146 | 1320 | one hundred ten | As Request | one.5-3.5Mpa |
| 8 quot | RC82/RC82R | RC82/RC82R | ROS RC eighty | a hundred ninety-250 | 180 | 1395 | 185 | As Request | one.five-three.5Mpa |
| ten quot | RC100/RC100R | RC100/RC100R | ROS RC one hundred | 250-370 | 240 | 1528 | 328 | As Ask for | 1.five-three.5Mpa |
| Notes: | |||||||||
| Metzke, Remet thread is available! | |||||||||
| Any EPTT sort shank of RC Hammer will be obtainable by requests. | |||||||||
RC bits measurements accessible:
| 1 | 3 quot RC bits: | diameter 84mm-100mm shank RE531 |
| two | four quot RC Bits: | Diameter (104mm-127mm) EPTk type: RE004/RE004RRE542 |
| 3 | five quot RC Bits: | Diameter(113mm-146mm) EPTk kind: RE543,RE545,RE547PR40,PR52,PR54 MX5456 |
| four | 6 quot RC Bits: | Diameter(152-190mm) EPTk variety: RC62/RC62R |
| 5 | 8 quot RC Bits: | Diameter(190-250mm) EPTk variety: RC82/RC82R |
| six | ten quot RC Bits: | Diameter(250-370mm) EPTk type: RC100/RC100R. |
Other dimension can be upon to customer’s requirements
We can also offer connected goods DTH hammers and bits, ODEX method, symmetrix programs, slide block drilling programs, and so forth and DTH drilling pipes for various thread API REG, API IF, BEPTT, and so on
FAQ
Q: Are you a company or trading business?
A: We are a EPTTized company.
Q: How about the shipping phrases?
one. Payment: T/T, L/C, Western EPT, Paypal, 30% deposit in EPT and rest prior to shipping and delivery.
two. Min. orEPTTquantity: 1 piece.
3. EPT: By DHL/TNT/Fedex categorical, air, sea, train.
Q: How about low cost?
A: Price tag is based mostly on goods and orEPTTquantity.
Q: Do you acknowledge sample get?
A: Yes positive, remember to contact us for details.
Q: How about your soon after-income services?
A: As a maker, we supply promt EPT help for all issues and questions. Aside from, we settle for goods return or replace for good quality dilemma.
For much more information, make sure you speak to:
EPT INC.
EPT EPT Restricted
EPT EPTTS Limited
Site: http:// http://www.roschen.net