From Melt to
Mill Cert
in 5 Days.

Cathode. Rod. Custom Billet. Full ASTM documentation, tight tolerances, and freight ready before the truck leaves the yard.

C110 ETPC101 OFEC145 TelluriumCustom Alloy
±0.003"
Tolerance
5 Days
Lead Time
ASTM B187
Certified

Every Link Auditable.

Six manufacturing stages. All documented. Hover each card to see the exact specs behind the process.

01
Raw Material

Sourcing

COMEX-Grade Cathode Stock

Only LME-registered cathode. No secondary scrap in primary product lines.

Hover for specs

Cathode Specification

Cu Purity99.99% min
OriginLME Registered
Pb Max0.0005%
Fe Max0.0010%
Stock On-Hand180 MT avg
Step 01 / 06
Auditable
02
Thermal Process

Melting

Induction Furnace Operations

Controlled atmosphere induction furnace. Pour temperature logged every 90 seconds.

Hover for specs

Furnace Parameters

Pour Temp1,984°F
Furnace Cap12 MT / heat
AtmosphereReducing gas
O₂ Max< 5 ppm
Cycle Time3.5 hrs / heat
Step 02 / 06
Auditable
03
Dimensional

Casting

Graphite Mold & Continuous Cast

Horizontal continuous cast for rod. Vertical DC cast for billet. Graphite molds machined in-house.

Hover for specs

Casting Tolerances

Rod Diameter±0.003"
Billet OD±0.005"
Length Tol.±0.125"
Straightness0.010" / ft
Surface Ra≤ 125 µin
Step 03 / 06
Auditable
04
Secondary Ops

Finishing

Machining, Cutting & Surface Treatment

CNC sawing, precision facing, and optional bright-dip or tin-plating. Custom cut-to-length on every order.

Hover for specs

Finishing Options

Cut Tol.+0 / -0.031"
Face FinishRa ≤ 63 µin
Tin Plate0.0001" min
Bright-DipASTM B281
Min. Order50 lbs
Step 04 / 06
Auditable
05
QC / Compliance

Testing

Spectral Analysis & ASTM Compliance

OES spectral analysis on every heat. Mechanical testing per ASTM. Certs faxed before truck departure.

Hover for specs

Test Standards

ChemistryOES / ICP
TensileASTM E8/E8M
HardnessASTM E18
Conductivity≥ 101% IACS
Cert FormatEN 10204 3.1
Step 05 / 06
Auditable
06
Logistics

Shipping

Crating, Freight Class & Lead Times

Custom crating for all billet. LTL and FTL. Export crating available. Cert packet ships with material.

Hover for specs

Logistics Data

Std Lead Time5 Business Days
Rush Available2–3 Days
Freight Class55 (rod/billet)
Export CrateISPM-15 Heat Treated
TrackingReal-time BOL
Step 06 / 06
Auditable
All process data is available in our Quality Manual. Request a copy with your consultation.

Spec It. Pour It.
Ship It.

Four alloy families covering 95% of industrial copper requirements. All stocked and ready to pour.

Copper busbar and rod stock in ETP grade C110 on industrial storage rack
C110
Most Ordered

Electrolytic Tough Pitch

The workhorse of the electrical industry. Highest conductivity, widest availability, and fully compliant with ASTM B187 busbar and rod specifications.

BusbarElectrical ConductorsBus DuctGrounding
Cu Min99.90%
Conductivity101% IACS
TemperH04 / H02
Request specs & pricing
Precision copper rod in oxygen-free grade C101 with bright surface finish
C101

Oxygen-Free Electronic

Zero oxygen content for applications where hydrogen embrittlement or high-vacuum environments demand purity above 99.99%.

Vacuum EquipmentCryogenicsWaveguidesHigh-Frequency
Cu Min99.99%
O₂ Max0.0005%
StandardASTM B170
Request specs & pricing
Tellurium copper rod cross-section showing precision machining capability
C145

Tellurium Copper

Free-machining alloy with 0.4–0.7% tellurium. Cuts 90% faster than C110 without sacrificing conductivity. Ideal for screw-machine parts and connectors.

ConnectorsScrew PartsCircuit BreakersTerminals
Cu Min99.50%
Te0.40–0.70%
Machinability90% (vs. brass)
Request specs & pricing
Custom copper billet being poured into graphite mold on foundry floor
Custom
Custom Order

Custom Alloy Billet

Can't find your spec off the shelf? We pour to your chemistry. Submit target composition and dimensional drawing — we'll confirm feasibility within 24 hours.

OEM SpecDefenseAerospaceCustom Tooling
Min. Order500 lbs
Feasibility24-hr review
CertsEN 10204 3.1
Request specs & pricing
99.90%
Min Cu Purity
COMEX-registered cathode only
±0.003"
Rod Tolerance
Diameter, all standard sizes
5 Days
Standard Lead Time
2–3 day rush available
101%
IACS Conductivity
C110 ETP minimum
180 MT
Avg Stock On-Hand
Ready to process immediately
24 hr
Custom Feasibility
OEM blend review turnaround

Mill certs faxed before the truck leaves.

Every heat traceable from cathode lot to finished product

ASTM B187
Copper Bus Bar
ASTM B188
Seamless Copper Bus Pipe
ASTM B170
OFE Copper
ASTM B301
Free-Machining Copper
EN 10204 3.1
Mill Certificate Format
ISO 9001:2015
Quality Management

Schedule a Mill
Consultation.

Speak directly with a metallurgist. Bring your drawing, spec sheet, or just a rough idea — we'll confirm alloy selection, tolerances, and a delivery window on the call.

30-Minute Technical Call
Alloy selection, dimensional review, and delivery timeline
Mill Cert Preview
We share a sample cert for your alloy before you commit
Freight Quote Included
Landed cost to your dock, no surprises

01 — Material

02 — Delivery

03 — Contact

Response within 2 business hours

5-day lead time · ASTM-certified · Mill cert with every order