What is the waste rock mixing rate?

The actual depletion rate is also called the waste rock mixing rate. When the grade of waste rock is zero,
ρ=[(a-a')/a]×100%
Where: ρ- waste rock mixing rate;
a-Native industrial ore grade;
a'-The grade of the ore after the harvest.

Communication Boxes
1. Aluminium Die Casting for Communication boxes.
2. Material: aluminum alloy (A360, A380, A383, AlSI10MG, ADC10, ADC12, ZL104, ZL107 etc)
3. Process: CNC machining,deburring, drilling holes, tapping, grinding, CNC machining ect.
4. Application:optical equipment parts, auto parts ,machinery parts, household parts, Cooker parts ,furniture parts,electronic parts,etc.
5. main equipment: 6 die casting equipments (88T,160T,280T,500T,800T), 12 processing centers ,6 CNC centers, 2 lathe, 1 EDM, 2 spark machines, ect.
6. Secondary machining: CNC turning, Milling, Drilling, Grinding ect.
7. Applied software for specification drawings: PRO/E, Auto Cad, Slid Work, CAXA, UG, CAD/CAM/CAE
8. Surface treatment: chrome plating, sandblasting, painting, powder coating, anodizing, blasting, fuel injection ect.
9. According to your drawings , samples,even an idea to make production for your approval.
10. We have got ISO 9001 quality certificate & RoHs test report.


Communication Boxes Machining operation
1. CNC Milling (4 Axis CNC M/C) & CNC Turning
2. Reaming - ±0.01mm Tolerance
3. Drilling - ±0.01mm Tolerance
4. Tapping - All Kinds of Threads
5. Standards, UNC, UNF, NPT, BSPT, BSPP and etc. Threads Vertical 90°±0.5°
6. Grinding - Horizontally And Cylindrically To Standard Grinding Tolerance


Communication Boxes Mold manufacturing process:

Molds including casting mold, Die casting mold, forging mold, stamping mold and etc.

1
Communication Boxes Sample or Drawing by customer
2
Aluminium Die Casting for Communication boxes Tooling Proposal & Discussion
3
3D Tooling Design
4
Tooling Production
5
NC Programming
6
CNC&M/C machining and EDM Machining
7
Fitting& finish
8
Tooling Measurement & Check
9
Communication boxes Assembly
10
Trial Production
11
Correction
12
Final Trial
13
Communication boxes Samples Inspection
14
Samples Approval by customer
15
Tooling approval
Communication Boxes advantage:
1. Communication Boxes Size precision, smooth surface, high production efficiency.
2. Certificates: ISO 9001:2008
3. Advanced equipment, excellent R&D teams and strict quality control system


Communication Boxes

Aluminium Die Casting,Aluminium Repeater Box,Communication Boxes,Telecommunication Parts

Ningbo Bowei Mould Metal Products Co., Ltd , http://www.bwmoulds.com

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