At The C.A. Lawton Co., we are proud of our reputation; a reputation for quality, on-time iron casting solutions alongside high-touch customer service. How does Lawton make the difficult task of procuring castings easier for buyers? We accomplish this through integrated offerings, dedicated customer advocates, a culture of flexibility and urgency, and a focus on quality and on-time…

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One basic principle in reviewing a casting design is Geometric Dimensioning & Tolerancing (GD&T). This system defines and communicates engineering tolerances through symbolic language on engineering drawings. It explicitly describes the part geometry and allowable variations. Using GD&T helps the customer’s design engineer, the supplier’s manufacturing engineer, and quality inspectors to reach consensus on a…

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Lawton Pattern Tooling

Designing a pattern can be quite a challenge, especially if you don’t have a well-defined process. At The C.A. Lawton Co., the design review process begins when the customer and the foundry’s casting engineer review the required casting shape. It consists of drawings or models of a casting-friendly pattern and one or more core boxes.…

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Lawton Transfer Tooling

Many times, long-term production tooling is manufactured for use at one foundry and moved to another foundry during its useful life. This practice, referred to as “transfer tooling,” presents a number of challenges to the manufacturer who owns the pattern as well as the foundry receiving the work. These issues include the condition of the…

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At The C.A. Lawton Co. (Calco), we are proud of the reputation our foundry has built over the last two centuries: a reputation for quality, on-time iron casting solutions alongside high-touch customer service. Through this series of blog posts, we have provided details that further reveal the “Lawton Difference” and the areas in which we…

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At The C.A. Lawton Co. (Calco), we are proud of the reputation our foundry has built over the last two centuries; a reputation for quality, on-time iron casting solutions alongside high-touch customer service. In this series of blog posts, we will be highlighting the “Lawton Difference” and how Calco makes the difficult task of procuring…

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