Tag

Cost Accounting

Articles about "Cost Accounting"

3 articles

How to Run a Price Negotiation: From Cost Inventory to a Four-Category Request

In Japan, 90.7% of small suppliers now get a price negotiation. Only 54.2% of the increase actually passes through. The bottleneck is no longer access to the table, it is what you bring to it. Here is the four-category structure the JFTC guideline sets out, why you should not hand your cost sheet to the buyer, and four ways to build the number you ask for.

2026-09-22Ryuta Hamamoto

ZEROCK

How to Estimate Machining Time: Setup, Cut, Measure, Rate

Search for machining time estimation and you get cutting-condition formulas. But a quote does not need spindle speed. It needs setup plus cut plus inspection, converted into hours and multiplied by a charge rate. Here is how to build that up operation by operation, and how to turn it into something you can show a customer.

2026-09-20Ryuta Hamamoto

ZEROCK

Nesting and Yield: What Really Sets Your Material Cost

Dividing part area by sheet area does not give you a material cost. Web width, clamp deadzone, kerf, and the standard sheet size decide how many parts come off a sheet, and that number is what sets the cost per piece. Here is how to calculate yield properly, with a sheet you can show a customer.

2026-09-20Ryuta Hamamoto

3 articles

ZEROCK

How to Run a Price Negotiation: From Cost Inventory to a Four-Category Request

In Japan, 90.7% of small suppliers now get a price negotiation. Only 54.2% of the increase actually passes through. The bottleneck is no longer access to the table, it is what you bring to it. Here is the four-category structure the JFTC guideline sets out, why you should not hand your cost sheet to the buyer, and four ways to build the number you ask for.

2026-09-22Ryuta Hamamoto

ZEROCK

How to Estimate Machining Time: Setup, Cut, Measure, Rate

Search for machining time estimation and you get cutting-condition formulas. But a quote does not need spindle speed. It needs setup plus cut plus inspection, converted into hours and multiplied by a charge rate. Here is how to build that up operation by operation, and how to turn it into something you can show a customer.

2026-09-20Ryuta Hamamoto

ZEROCK

Nesting and Yield: What Really Sets Your Material Cost

Dividing part area by sheet area does not give you a material cost. Web width, clamp deadzone, kerf, and the standard sheet size decide how many parts come off a sheet, and that number is what sets the cost per piece. Here is how to calculate yield properly, with a sheet you can show a customer.

2026-09-20Ryuta Hamamoto