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Cast Iron & Machining Knowledge Center

Technical articles written by our sales-engineering team from the questions procurement engineers and machine shops actually ask.

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Materials| 8 Min Read

What Is Continuous Cast Iron Bar?

A plain-English engineering introduction to continuous cast iron bar: the process, the graphite structure it produces, the grades and profiles available, and where it belongs in a machining supply chain.

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Continuous Cast Iron, Grade By Grade

BLOG // 02

Process Comparison|7 Min

Continuous Cast Iron vs Sand Casting

Continuous cast QT500-7 reaches 500–600 MPa tensile and ≥12% elongation; the same grade in sand often measures 178–290 MPa and 2–5%. Here is why, and what it means for cost per finished part.

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Materials|9 Min

Gray Cast Iron vs Ductile Iron

A grade-by-grade engineering comparison of gray and ductile continuous cast iron, with chemistry, mechanical data, international equivalents and a practical selection rule.

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Grade Guides|8 Min

QT500-7 Ductile Iron Guide

Everything an engineer needs to specify QT500-7 continuous cast bar: composition, measured mechanical data, a direct comparison with 45# steel, machining parameters and typical parts.

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Applications|7 Min

Why Continuous Cast Iron Is Used for Hydraulic Components

Hydraulic manifolds, valve bodies and motor housings machined from continuous cast iron bar pass pressure test without impregnation. Here is the metallurgical reason, plus grade and design guidance.

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Machining|7 Min

7 Machining Advantages of Continuous Cast Iron Bar

From tool life to lights-out running: the specific, measurable ways continuous cast iron bar reduces cost per finished component.

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Manufacturing|9 Min

How Continuous Cast Iron Bar Is Manufactured

A production walkthrough of the horizontal continuous casting line — melting, nodularisation, die and cooling control, withdrawal cycle, cut-off and the inspection regime behind each mill certificate.

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Applications|8 Min

Common Applications of Continuous Cast Iron Bar

A practical application map for continuous cast iron bar across hydraulics, power transmission, mould and die, machine tools, pumps and general engineering — with recommended grades.

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Product References And Buyer's Guides

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Cast Iron & Machining Knowledge Center

Start Here

What Is Continuous Cast Iron Bar?

Continuous Cast Iron, Grade By Grade

Continuous Cast Iron vs Sand Casting

Gray Cast Iron vs Ductile Iron

QT500-7 Ductile Iron Guide

Why Continuous Cast Iron Is Used for Hydraulic Components

7 Machining Advantages of Continuous Cast Iron Bar

How Continuous Cast Iron Bar Is Manufactured

Common Applications of Continuous Cast Iron Bar

Product References And Buyer's Guides

Cast Iron Bar

Material Grade Reference

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