TORICH Casting

Tooling is where many casting projects become expensive to change. Buyers should confirm the manufacturing route, parting line, machining allowance, sample approval method, and change rules before sampling. Buyer takeaway: the best answer depends on the drawing, quantity, material, machined areas, and inspection requirement. Use the checklist below before comparing […]

The best time to evaluate a casting supplier is before tooling starts. Once the mold or pattern is made, design changes, machining changes, and inspection changes become more expensive. Buyer takeaway: the best answer depends on the drawing, quantity, material, machined areas, and inspection requirement. Use the checklist below before

Casting defects are not all equal. A small surface mark may be cosmetic, while porosity near a sealing face or bore can make a part unusable. Buyers should discuss functional risk before quotation. Buyer takeaway: the best answer depends on the drawing, quantity, material, machined areas, and inspection requirement. Use

Machining allowance is the extra material left on a casting so critical surfaces can be CNC machined to final size. If it is not reviewed early, the final part may fail even when the raw casting looks acceptable. Buyer takeaway: the best answer depends on the drawing, quantity, material, machined

A clear casting RFQ does not need to be long. It needs to answer the questions that affect material, process, tooling, machining, inspection, and delivery. When a buyer only sends a part name and quantity, the quotation will usually be vague. For custom cast parts, the supplier needs to understand