Chalco provides 1100, 3003, 3105 etc. 1000, 3000 and 8000 series aluminum entry sheets complying with ISO9001, SGS, and ROHS standards. The size and thickness can be customized according to customer requirements. Surface lubrication coating can further improve product usability.
Chalco aluminum entry sheet is the preferred products for PCB drilling, widely used in aluminum substrates and drilling heat dissipation boards in electronics and other industries.
Why choose Chalco PCB aluminum entry sheet?
Chalco strictly controls the processing quality of aluminum plates, including microstructure, grain structure, composition, etc. ensuring a smooth and clean surface, flat layout, uniform color, no spots, and no pinholes;
Chalco has advanced cutting machines that can control the diagonal tolerance of PCB aluminum veneers within +/-0.5mm/meter, and the maximum edge wave aspect ratio is controlled within 0.2%, meeting customer needs.
Chalco provides customized products of various sizes, with coating and lubricating materials that are both water-soluble and hot-melt, reducing friction and providing good heat dissipation performance, effectively improving hole position accuracy, preventing drill plate burrs, and reducing drill bit wear.
Chalco aluminum PCB entry sheet specification
| Specification | |
| Alloy grade | 1000, 3000, 5000, 8000 |
| Alloy | 1050/1060/1100/3003/3004/3105/8011 etc. |
| Temper | H18, H19 etc. |
| Thickness | 0.12-0.25mm |
| Length | 790-1300mm or production by roll |
| Width | 1244/1245mm etc. and customizable |
| Tolerance |
Thickness(mm): +/-5% * Width(mm): +0.5 /-0mm Length(mm): +0.5/-0mm Diagonal line (mm):≤0.5mm |
| Lubricant coating | resin lubricant, liquid lubricant, solid lubricant, oily lubricant etc. |
| Standard | ISO9001, SGS, ROHS |
Chalco PCB aluminum entry sheet chemical composition
| Chalco aluminum entry sheet chemical composition | |||||||
| 1050 | 1060 | 1100 | 3003 | 3004 | 3105 | 8011 | |
| Si | 0.25 | 0.25 | 0.95 | 0.6 | 0.3 | 0.6 | 0.6 |
| Fe | 0.40 | 0.35 | 0.7 | 0.7 | 0.7 | 0.7 | |
| Cu | 0.05 | 0.05 | 0.05-0.20 | 0.05-0.20 | 0.25 | 0.3 | 0.05-0.20 |
| Mn | 0.05 | 0.03 | 0.05 | 1.0-1.5 | 1.0-1.5 | 0.3-0.8 | 1.0-1.5 |
| Mg | 0.05 | 0.03 | - | - | 0.8-1.3 | 0.2-0.8 | - |
| Cr | - | - | - | - | - | 0.20 | - |
| Ni | - | - | - | - | - | - | - |
| Zn | 0.05 | 0.05 | 0.10 | 0.10 | 0.25 | 0.40 | 0.10 |
| V | 0.05 | 0.05 | - | - | - | - | - |
| Ti | 0.03 | 0.03 | - | - | - | 0.10 | - |
| Zr | 0.03 | 0.03 | 0.05 | - | - | - | - |
| Other: single | - | - | 0.15 | 0.05 | 0.05 | 0.05 | 0.05 |
| Other: total | - | - | - | 0.15 | 0.15 | 0.15 | 0.15 |
| AL | 99.50 | 99.60 | 99.00 | Reminder | Reminder | Reminder | Reminder |
Chalco PCB aluminum entry sheet mechanical property
| Chalco aluminum entry sheet mechanical property | ||||||
| Alloy | Temper | Thickness (mm) | Tensile strength (Mpa) | Yield strength (Mpa) | Elongation (%) | |
| standard value | standard value | A | A50mm | |||
| Not less than | ||||||
| 1050 | H18 | 0.12-0.20 | 140 | - | - | - |
| 0.20-0.25 | 130 | - | - | 1 | ||
| 1060 | H18 | 0.12-0.20 | 140 | - | - | - |
| 0.20-0.25 | 125 | 85 | - | 1 | ||
| 1100 | H18 | 0.12-0.20 | 140 | - | - | - |
| 0.20-0.25 | 150 | - | - | 1 | ||
| 3003 | H18 | 0.12-0.20 | 190 | - | - | 1 |
| 0.20-0.25 | 190 | 170 | - | 1 | ||
| H19 | 0.12-0.20 | 210 | - | - | 1 | |
| 0.20-0.25 | 210 | 180 | - | 1 | ||
| 3004 | H18 | 0.12-0.20 | 260 | - | - | 1 |
| 0.20-0.25 | 260 | 230 | - | 1 | ||
| H19 | 0.12-0.20 | 270 | - | - | 1 | |
| 0.20-0.25 | 270 | 240 | - | 1 | ||
| 3105 | H18 | 0.12-0.20 | 195 | - | - | 1 |
| 0.20-0.25 | 195 | 180 | - | 1 | ||
| H19 | 0.12-0.20 | 215 | - | - | 1 | |
| 0.20-0.25 | 215 | 190 | - | 1 | ||
| 8011 | H18 | 0.12-0.20 | 160 | - | - | - |
| 0.20-0.25 | 165 | - | - | 1 | ||
| H19 | 0.12-0.20 | 170 | - | - | - | |
| 0.20-0.25 | 175 | - | - | 1 | ||
Chalco PCB aluminum entry sheet hot selling products
1100 H18 PCB aluminum entry sheet
- Aluminum content is 99.00%;
- High corrosion resistance, conductivity, and thermal conductivity;
- Low density and good plasticity, various aluminum materials can be produced through pressure processing;
- Low strength, but good ductility.
1060 H18 PCB aluminum entry sheet
- Aluminum content is 99.6%, also known as pure aluminum substrate;
- Good elongation and tensile strength;
- High plasticity, corrosion resistance, conductivity, and thermal conductivity.
3003 H18/H19 PCB aluminum entry sheet
- Cold working methods are usually used to improve its mechanical properties, and it has high plasticity in the annealed temper;
- Having good molding and processing characteristics, high corrosion resistance;
- Good weldability, conductivity, and thermal conductivity.
3105 H18/H19 PCB aluminum entry sheet
- Good rust prevention performance and good conductivity and thermal conductivity;
- After cold processing, its mechanical properties are higher and its surface is smoother.
Chalco coated PCB aluminum entry sheet
Chalco coated PCB aluminum entry sheet can effectively improve hole position accuracy, reduce drill bit wear and thickness, reduce needle breakage rate, reduce drill bit drilling path, and improve production efficiency and drill bit life.
Chalco coated aluminum PCB aluminum entry sheet products mainly include:
- Resin coated aluminum entry sheet
- High performance resin coated aluminum entry sheet
- White coated aluminum entry sheet
- Laminated aluminum veneer
Chalco Lubricating aluminum entry sheet
Chalco aluminum lubrication material has both water-soluble and hot-melt material. These materials can improve the quality of the hole wall, increase the number of drilling stacks, and extend the service life of the drill tip.
- Lubricating the heat dissipation of the drill bit, improving the quality of the hole wall, reducing the roughness and burrs of the hole wall;
- Completely water-soluble, easy to clean, without the risk of adhesive residue;
- Fix the drill bit to prevent it from swinging, improve hole position accuracy and drilling efficiency;
- Extend the service life of the drill bit and reduce drilling breakage.
Application fields of Chalco PCB aluminum entry sheet
Chalco aluminum drilling board can be used for double-sided and multi-layer circuit boards to meet the performance and cost requirements of general PCB drilling.
Drilling processing: as the drilling substrate, ensuring drilling quality and accuracy, and improving production efficiency;
Printing production: as the printing board substrate, ensuring flatness and smoothness, and improving printing quality;
Heat conduction: used as a heat dissipation substrate to improve the heat dissipation performance of electronic components;
Electromagnetic shielding: used as a shielding board to improve electromagnetic shielding performance;
Other applications: such as heat dissipation plates and conductive plates in LED lighting fixtures, automotive electronics, and other fields.
In summary, Chalco PCB aluminum drilling board is an important PCB production material, widely serving the electronics industry, with broad application prospects and market demand.
