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Overview
110 Copper is a high purity material consisting of no less than 99.9% copper. Sometimes C11000 is also referred to as electrolytic tough pitch or ETP Copper. All Kormax C11000 Copper is manufactured by a closely controlled extrusion process to ensure maximum electrical conductivity and formability. 110 Copper is supplied across New Zealand.
Profiles include copper round bar and flat bar, plus square bar on indent.
Common Applications
Busbars
Conductors
Gaskets
Heat Exchangers
Radiators
Roof Flashings
Terminals
Key Features
High electrical conductivity
Ductile and highly formable
Corrosion Resistant
High thermal conductivity
Material Profile and Availability
Profile
Size Range
Metric Size Range (mm)
Imperial Size Range (in)
NZ (Availability)
AUS (Availability)
Manufacturing Method
Solid Round Bar
See Size Range
7.93 to 101.60 (OD)
5⁄16 to 4 (OD)
Stocked
N/A
Extruded
Flat Bar
See Size Range
3.18 to 19.05 (T)
1⁄8 to ¾ (T)
Stocked
N/A
Extruded
Flat Bar
See Size Range
20 to 152.4 (W)
1 to 6 (W)
Stocked
N/A
Extruded
Square Bar
See Size Range
10.00 to 25.4 (T)
1 (T)
Indent
N/A
Extruded
Diameter (mm)
Diameter (inch)
Weight (Kg/MTR)
7.93
5⁄16
0.44
9.53
3⁄8
0.64
12.70
1⁄2
1.13
15.88
5⁄8
1.77
19.05
¾
2.55
22.23
7⁄8
3.47
25.40
1
4.53
31.75
1-¼
7.08
38.10
1-1⁄2
10.19
44.45
1-¾
13.87
50.80
2
18.12
57.15
2-¼
22.93
63.50
2-1⁄2
28.47
76.20
3
40.78
101.60
4
72.88
T x W (mm)
T x W (inch)
Kg/MTR
3.18 X 25.4
1⁄8 X 1
0.72
4.76 X 25.4
3⁄16 X 1
1.08
4.76 X 50.8
3⁄16 X 2
2.16
6.35 X 25.4
¼ X 1
1.44
6.35 X 31.75
¼ X 1-¼
1.8
6.35 X 38.1
¼ X 1-1⁄2
2.16
6.35 X 50.8
¼ X 2
2.88
6.35 X 76.2
¼ X 3
4.32
6.35 X 101.6
¼ X 4
5.76
10 X 20
-
1.79
10 X 30
-
2.68
10 X 40
-
3.57
10 X 50
-
4.47
10 X 60
-
5.36
10 X 80
-
7.15
10 X 100
-
8.94
12.7 X 152.4
1⁄2 X 6
17.28
19.05 X 101.6
¾ X 4
17.28
T x W (mm)
T x W (inch)
Kg/MTR
10 x 10
-
0.90
25.4 x 25.4
1 x 1
5.77
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
110 Copper (C11000 / ETP Copper)
Chemical Composition
| Element | Symbol | Nominal % |
| Copper | Cu | 99.9 |
| Other | 0.10 max |
Mechanical Properties
| Material | Metric Values |
| Tensile Strength Min | 255 N/mm² |
| Yield Strength Min | ≥ 180 N/mm² |
| Elongation | ≥ 15% |
| Rockwell Hardness | 77 HR |
Comparative Specifications
Dimensional Tolerances
Flat/Square
| Thickness | Tolerance (mm) | Tolerance (inch) |
| Size Range | ||
| 1⁄8″ to 3⁄16″ | +/-0.076 | +/-0.003 |
| 1⁄4″ to 1⁄2″ | +/-0.102 | +/-0.004 |
| 3⁄4″ to 1″ | +/-0.114 | +/-0.0045 |
| Width | Tolerance (mm) | Tolerance (inch) |
| 1″ to 2″ | +/-0.203 | +/-0.008 |
| 2-1⁄4″ to 4″ | +/-0.305 | +/-0.012 |
| 4-1⁄2″+ | +/-0.457 | +/-0.018 |
Round
| Size Range | Tolerance (mm) | Tolerance (inch) |
| 1⁄4″ to 1⁄2″ | +/-0.038 | +/-0.0015 |
| 3⁄8″ to 1″ | +/-0.051 | +/-0.002 |
| 1-1⁄4″ to 2″ | +/-0.064 | +/-0.0025 |
| 2-1⁄2″ | +/-0.102 | +/-0.004 |
| 3″ | +/-0.127 | +/-0.005 |
| 4″ | +/-0.152 | +/-0.006 |
Quality Management
Quality materials, delivered to standard.
Kormax is ISO certified for ISO 9001, ISO 14001, and ISO 45001.
All Kormax products come with batch certifications.
Why Choose Us
As a fourth-generation family-owned business, Kormax brings over 75 years of Foundry and Engineering Metals experience to your project.
Kormax operates in various sectors across the world, utilising our leading engineering, manufacturing, and global distribution capabilities to offer world-class solutions for engineers.
Expert Advice
Trusted advice on metal and profile selection for your application
Unique Range
Unique range of quality products, in industry specific profiles and sizes
Top-tier Foundries
Global top-tier supply network with the ability to source specific sizes and metals
Supply Security
Custom supply options and to enhance your supply continuity
Quality Management
ISO 9001, ISO 14001 and ISO 45001
Competitive Pricing
With a wide supplier network, Kormax can balancing quality and value