| Customization: | Available |
|---|---|
| After-sales Service: | Online Service |
| Certification: | ISO 9001:2000, ISO 9001:2008 |
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Application:
Designed for use in mining, drilling and blasting industries.
Nominal Overall Diameter (in inches, standard strands) - 0.52
Insulation Resistance (megaohms/mft) - 5
Nominal DC Resistance OHM/1000 ft @ 20 degrees Celsius - 10.1
| Conductor Nominal Section(mm2) | Conductor Construction (No/mm) | Average. Insulation Thickness (mm) |
Calculated. Outer Diameter (mm) |
D.C.Conductor resistance at 20ºC(Ω/km) | |
| Tinned copper | Silver coated copper | ||||
| 0.035 | 7/0.08 | 0.20 | 0.64 | 562 | 550 |
| 0.05 | 10/0.08 | 0.30 | 0.90 | 383 | 370 |
| 0.06 | 7/0.10 | 0.30 | 0.90 | 348 | 339 |
| 0.08 | 7/0.12 | 0.30 | 0.96 | 286 | 280 |
| 0.10 | 7/0.14 | 0.30 | 1.02 | 157 | 150 |
| 0.12 | 7/0.15 30/0.07 | 0.30 | 1.05 | 152 | 145 |
| 0.14 | 7/0.16 19/0.10 | 0.30 | 1.08 | 136 | 130 |
| 0.15 | 30/0.08 | 0.30 | 1.10 | 111 | 105 |
| 0.20 | 7/0.02 19/0.12 | 0.30 | 1.20 | 87 | 82 |
| 0.35 | 19/0.16 | 0.30 | 1.40 | 57 | 54 |
| 0.50 | 19/0.18 | 0.30 | 1.50 | 40 | 37.5 |
| 0.80 | 19/0.23 | 0.32 | 1.79 | 24 | 23 |
| 1.00 | 19/0.26 | 0.35 | 2.00 | 21 | 20 |
| 1.20 | 19/0.28 | 0.45 | 2.30 | 19 | 18 |
| 1.50 | 19/0.32 | 0.45 | 2.50 | 13 | 12 |
| 2.00 | 19/0.37 | 0.45 | 2.75 | 10 | 9 |
| 2.50 | 37/0.30 | 0.55 | 3.20 | 8 | 7 |
3.00 |
37/0.32 | 0.68 | 3.60 | 6.8 | 6.4 |
Our main products:
1. DTH Hammer, DTH bit, Drill pipe
2. Top hammer bit, Shank adapter, Drill pipe, coupling.
3. Taper button bit, chisel bit, cross bit,taper rod.
4. Air compressor and drilling machine.
5. Alarm siren.
The information you may like to know before order:
1. Methods of Payment
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air.
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
a. Our sales team will response for your question within 24 hours (Holidays Excluded).
b. Technical Support will be available in any time.
c. Free replacement will provide once the failure confirmed caused by our product quality.
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