Altimexor Metal Altimexor Metal
Industrial Whitepaper & Metallurgy Engineering Guide

OEM/ODM Metal Strip Factories & Suppliers

High-Precision Cold-Rolled Metal Strips, Custom Slitting Engineering, and Advanced Metallurgical Solutions for Global Industry 4.0 Supply Chains

Featured Product Catalog

High-Precision Metal Strips & Structural Materials

Explore our engineering-grade precision coil, flat bar, sheet, and structural strip steel inventory manufactured under strict ISO 9001 / IATF 16949 quality protocols.

Carbon Steel Coil Prepainted Cold Rolled PPGI PPGL
Carbon Steel Coil Prepainted Cold Rolled Carbon Gi PPGI PPGL Steel Roofing Coil Color Coated Galvanized Steel Sheet
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Galvanized Corrugated Steel Roofing Sheet
Low Price 4 mm Thickness Galvanized Corrugated Steel Roofing Sheet From China Factory
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Zn Coating Metal Sheets DX51D DX52D
Zn Coating Metal Sheets Dx51d Dx52D Dx53D Gi G40 G60 Z275 G550 SGCC Sgcd S250gd Z60 Zinc Coated S320gd Hot Dipped Galvanized Steel Sheet
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Custom Structural Steel Fabrication
Custom Structural Steel Fabrication/Steel Construction/Steel-Works/Steel Members/Galvanized/Painted/Welded Beam/Column/Steel Profile/Steel Structure
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Durable Industrial Corrugated Steel Sheet
Durable Industrial Corrugated Steel - 0.6mm Thickness Sheet for Factories in South Korea
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Galvanised Flat Steel Sheet G90
Galvanised Flat Steel Sheet G90
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Premium Carbon Steel Flat Bars
Premium Carbon Steel Flat Bars for Industrial Applications
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Cold Rolled Galvanized HDG Steel Coil
Cold Rolled Galvanized HDG/Secc/Secd/Dx51d/Dx52D Gi Prepainted Galvanized Roofing Sheet PPGI PPGL Zinc Coated Color Coated Steel Coil
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Executive Industry Whitepaper

Precision Metal Strip Manufacturing: Metallurgical Mastery & OEM/ODM Engineering

Comprehensive technical analysis of micro-structure optimization, ultra-narrow slitting tolerances, tension leveling, and cold-rolling physics for modern B2B manufacturing.

Ultra-Narrow Slitting & Burr Control

Modern precision engineering demands slit widths down to 2.0 mm with edge burr tolerances controlled strictly within <5% of total strip thickness. Our high-precision CNC rotary gang slitters minimize stress-induced edge hardening, ensuring maximum stampability for automated high-speed stamping presses.

Controlled Strain Aging & Grain Alignment

Through specialized atmosphere-controlled bright annealing (hydrogen-nitrogen furnace setups) and skin-pass rolling, we control crystal lattice dislocation and eliminate yield point elongation (stretcher strain strain lines), delivering flawless surface aesthetics and deep-drawing ductility (r-value > 1.8).

Zero-Camber & Tension Leveling

Uncorrected coil camber, longitudinal bowing, and cross-bowing disrupt automated progressive die tooling. Our advanced stretch-bend tension levelers dynamically eliminate internal residual stress, producing metal strips with near-zero camber (<0.5 mm per 2000 mm length) for seamless robotic feeding.

±0.005mm
Thickness Tolerance
0.05-3.0mm
Gauge Range Ability
100%
Eddy Current Tested
Zero
Burr Defect Goal
Technical Benchmarks

OEM/ODM Customization Matrix & Alloy Engineering Specifications

Tailored physical, mechanical, and surface properties designed to match rigorous international standards including ASTM, EN, JIS, and GB/T.

Metal Strip Category Material Grades Available Thickness Range (mm) Width Slitting Range Standard Tempers & Coatings Primary Industrial OEM Applications
Stainless Steel Strips AISI 304, 304L, 316, 316L, 301, 201, 409, 430 0.05 mm – 3.00 mm 3.0 mm – 1250 mm ANN, 1/4H, 1/2H, 3/4H, FH; 2B, BA, No.4, 8K Mirror Automotive gaskets, battery connectors, medical clamps, spring clips
Galvanized & PPGI Strips DX51D+Z, DX52D+Z, DX53D+Z, SGCC, S250GD, S320GD 0.12 mm – 4.00 mm 10 mm – 1250 mm Z40 to Z275 (G90), Chromated, Oiled, PVDF / SMP Color Coated Purlins, HVAC ducting, roofing profiles, cable trays, structural framing
Carbon Steel Strips Q195, Q235, SS400, SPCC, SPHC, SAE 1008/1010 0.20 mm – 6.00 mm 5.0 mm – 1500 mm Cold Rolled Bright (CR), Hot Rolled Pickled & Oiled (HRPO) Furniture hardware, electrical enclosures, heavy stamping, tubing
High Tensile Structural Beams & Channels SS400, Q355B, S355JR, ASTM A36, IPE / IPN / H-Beam Custom Web/Flange Structural Profiles Hot Dipped Galvanized, Anti-Corrosive Primer Coated Industrial factory frames, bridge structures, heavy crane runways
Application Engineering

Macro-Industry Solutions & Domain Applications

Engineering targeted metal strip solutions for high-stress, high-precision industrial sectors around the globe.

Automotive & Electric Vehicle (EV) Systems

Precision-slit stainless steel and nickel-plated carbon steel strips engineered for EV battery pack interconnects, busbars, structural seat belt springs, and exhaust manifold heat shields requiring superior thermal endurance and mechanical fatigue strength.

Electronics & Telecommunication Hardware

Ultra-thin stainless steel strips (down to 0.05 mm) with tight width tolerances for micro-connectors, smartphone chassis internal brackets, shielding cans, and high-frequency antenna spring contacts demanding strict electrical conductivity and non-magnetic options.

Renewable Energy & Photovoltaic Infrastructure

Galvanized Z275/Z600 steel strips and Galvalume omega purlins engineered for solar panel mounting racks, grounding strips, and wind turbine structural brackets featuring salt-spray resistance up to 1500 hours without red rust initiation.

Modern Industrial Construction & Framing

Heavy-duty structural elements including cold-formed galvanized C/Z purlins, H-Beams, U-Channels, and prepainted (PPGI/PPGL) roofing strips optimized for modular warehouse assembly and seismic-resistant factory architecture.

Precision Stamping & Deep Drawing Hardware

Specially annealed carbon and stainless coils designed with homogeneous grain structures to prevent cracking, tearing, or earring during deep-draw stamping processes in appliance enclosures and industrial valve components.

Defense, Aerospace & Medical Precision Devices

Biocompatible AISI 316L stainless strips and ultra-strength spring steel strips manufactured under vacuum consumable electrode melting (VAR) for medical scalpels, surgical clips, and aerospace sensor diaphragms.

Smart Manufacturing Ecosystem

China Factory 4.0: Modern Supply Chain Resilience & Digital Automation

How state-of-the-art intelligent slitting lines, automated optical inspection (AOI), and integrated logistics deliver unparalleled efficiency and cost advantages to global OEMs.

AI-Driven Laser Edge & Thickness Gauging

Continuous closed-loop laser thickness monitors analyze coil thickness across 1,000 sampling points per second. Any gauge variation automatically adjusts hydraulic roll gaps in real-time, eliminating off-spec strip sections before packaging.

Automated Robotic Coil Handling & Slitting

Fully automated robot arm coil packaging lines apply inner plastic wrap, rust-inhibitive VCI paper, outer steel strapping, and barcode tracking tags without human contact, preventing edge damage and surface contamination.

Supply Chain Speed & Upstream Synergy

Located in Dongguan's industrial heartland, our proximity to major raw material steel mills (Baosteel, Ansteel, TISCO) ensures immediate access to top-grade master coils, accelerating custom OEM orders from sample to container loading in under 7 days.

Factory Excellence & OEM Partner

Dongguan Altimexor Metal Co., Ltd. - Corporate Overview

Integrated steel manufacturing, customized metal processing, and global export solutions engineered for long-term strategic partnerships.

Dongguan Altimexor Metal Co., Ltd. is a premier steel enterprise seamlessly integrating production, precision processing, domestic supply, and global export operations. Our comprehensive product matrix covers stainless steel plate, stainless steel coil, stainless steel strip, stainless steel rod, stainless steel pipe, GI, GL, PPGI, PPGL, corrugated roof panel, aluminum plate/coil, and customized structural steel profiles.

We put customer satisfaction in the first place and strictly follow customer requirements for production. With a sterling industry reputation, robust technical strength, and highly competitive factory-direct pricing, we serve tier-1 global customers. We promise to provide the right products at the right time. The products are exported to Southeast Asia, the Middle East, North America, South America, Europe, Africa, Australia, and other regions, forming an interconnected global marketing network.

Since its establishment, the company has always implemented the policy of "credibility first, advanced service, commitment, and customer first", adhered to the corporate philosophy of "integrity management, mutual benefit, and common development", and adhered to the corporate philosophy of "high quality, reasonable price, and perfect service". The aim is to serve global customers wholeheartedly. Looking forward to your consultation, thank you.

Dongguan Altimexor Metal Manufacturing Facility Steel Strip Precision Coil Slitting Warehouse
Strategic Sourcing

Global Enterprise Procurement, Risk Mitigation & Total Cost of Ownership (TCO)

How direct OEM factory partnerships eliminate intermediary markups, optimize container payload density, and safeguard overseas buyers against market volatility.

Total Cost of Ownership Optimization

By sourcing directly from primary slitting centers, enterprise buyers save 12-22% in procurement costs compared to local service centers. Furthermore, precision slitting tolerances eliminate scrap rates in automated stamping lines.

Freight & Container Density Maximization

Coil loading requires specialized Eye-to-Sky or Eye-to-Side wooden pallet packaging. We optimize sea container floor weight distribution, achieving 27-28 metric tons per 20ft container to drastically lower per-ton ocean freight costs.

VCI Anti-Corrosion Seaworthy Protection

All exported metal strips are treated with non-toxic Volatile Corrosion Inhibitor (VCI) paper, heavy-duty polyethylene shrink wrap, edge protection rings, and galvanized outer steel caps to ensure zero rust during 60-day sea transit.

Quality Systems & Compliance

International Regulatory Standards, Quality Assurance & ESG Commitment

Adhering to strict international testing standards, hazardous substance restrictions, and sustainable green manufacturing practices.

ISO 9001 & IATF 16949

Rigorous quality management systems driving end-to-end traceability from raw coil heats to final packaged metal strip bundles.

RoHS & REACH Compliant

100% compliant with EU directives regarding heavy metals, lead, hexavalent chromium, and SVHC chemicals for eco-friendly electronics manufacturing.

EN 10204 3.1 Mill Certificates

Every shipment is accompanied by official EN 10204 3.1 MTRs verifying chemical analysis, yield strength, tensile strength, and elongation performance.

ESG & Carbon Accounting

Actively lowering carbon footprint through scrap recycling efficiency and transitioning toward green steel processing aligned with CBAM directives.

Future Horizon

Metal Strip Technology Roadmap & Future Metallurgy Outlook

Investigating next-generation alloys, green hydrogen metallurgy, and ultra-high tensile strength metal strip development for 2025-2035.

Ultra-High-Strength Steels (UHSS / AHSS)

Development of dual-phase (DP) and TRIP steel metal strips offering tensile strengths exceeding 1200 MPa while retaining cold-formability for automotive lightweighting and battery safety structural cages.

Nanostructured Coating Tech

Integration of Zinc-Aluminum-Magnesium (ZAM) self-healing coating alloys into narrow strip products, offering 5-10x greater corrosion resistance on slit edges compared to traditional hot-dip galvanizing.

AI-Powered Real-Time Defect Recognition

Machine-vision AI deep learning models detecting micro-scratches, pinholes, and roll marks at line speeds up to 300 m/min, guaranteeing 100% surface quality certification for high-end optical applications.

Complete Product Portfolio

Specialized Metal Bar, Beam & Profile Inventory

Browse our extended catalog of structural sections, stainless round bars, galvanized roofing components, and structural profiles.

Galvanized Steel Roofing Sheet PPGI
Galvanized Steel Roofing Sheet Colored PPGI Customized Size
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Stainless Alloy Steel Round Bar
Stainless Alloy Steel Round Aluminum Flat Puff Angle Square Grab Towel Grade SUS Ss 304 316 409 Factory Price AISI Bar
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H-Beams Steel Carbon Steel
H-Beams Steel Carbon Steel H / I Shape Iron Beam
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SS400 Carbon Steel U Channel
Ss400 Carbon Steel U Channel Steel Section
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Steel Purlin Price Galvanized Omega
Steel Purlin Price Galvanized Omega Cross Section From Asian Tube Company
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ASTM A240 Cold Rolled 304L Stainless Steel Sheet
ASTM A240m Cold Rolled Stainless Steel Sheet Mill Edge 2b Ba No. 4 8K Mirror Surface 304L Stainless Steel Plate 10mm Hot Rolled Magnetic for Industrial Tanks
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Metal H Steel Beam IPE IPN
Metal Structural H Steel Beam Ipn The Ipe Beams Standard Iron Steel H Beam
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Preservative Stainless Steel Beam
Preservative Steel Ss 201 301 202 302 303 Grade Stainless Steel H/I Beam
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Technical Knowledge Base

Frequently Asked Questions (FAQ) for OEM/ODM Metal Strip Sourcing

Clear, direct answers regarding custom slitting, lead times, minimum order quantities (MOQ), metallurgical options, and international compliance.

What is the minimum slit width tolerance for OEM metal strips?
Our high-precision rotary slitting lines can process strip widths as narrow as 2.0 mm with width tolerances tightly controlled up to ±0.02 mm. Thickness tolerances can reach ±0.005 mm depending on material temper and gauge range.
How does Dongguan Altimexor control edge burr during high-speed slitting?
We utilize carbide cutter knives set with micro-adjusted clearance shims under laser alignment. Burr height is strictly maintained under 5% of material thickness, and deburring or edge-rounding (round, square, deburred edge profiles) can be performed upon request for safety and die-stamping protection.
What standard metal grades are readily available for rapid export production?
We maintain extensive master coil stock including Stainless Steel (AISI 304, 304L, 316L, 301, 409), Galvanized Steel (DX51D, DX52D, DX53D, G90/Z275), PPGI/PPGL, and Carbon Steel (SPCC, SPHC, Q195, Q235, SS400). Custom alloy chemistries can also be ordered on an ODM basis.
How are metal strip coils protected against ocean humidity and white/red rust during transit?
Every coil bundle undergoes multi-layer sea protection: a primary inner layer of VCI anti-corrosion film, followed by waterproof polyethylene wrapping, cardboard core protectors, radial/circumferential steel strapping, and wooden pallets treated according to ISPM-15 heat treatment standards.
Can you accommodate low Minimum Order Quantities (MOQ) for prototype testing?
Yes! For trial orders, custom prototyping, and R&D verification, we offer flexible MOQ options starting from 500 kg per size for stock master coils, scaling to full container loads for bulk production runs.