Wear Parts Cost — Blade Cutting Edges
Per-hour accrual for blade cutting edges from set cost, life and severity.
Grader and dozer edges in abrasive base course can need weekly changes — the calculator's per-hour figure shocks people who think of edges as annual items. Carbide-insert edges cost 3–4× and last 5–8× in the right material; the math usually says switch.
Formula
Note: Planning estimate — your machine's real costs depend on application severity, operator, fuel price and maintenance history. Calibrate with your own records.
Disclaimer: This tool is for general informational and estimation purposes only and is not professional financial, tax, accounting or legal advice. All figures are estimates — verify with a qualified professional before making decisions. Read the full disclaimer.
Per-hour accrual for blade cutting edges from set cost, life and severity. A free heavy equipment depreciation & ownership cost tool — no sign-up, no upload, instant results in your browser.
About Wear Parts Cost — Blade Cutting Edges
Wear Parts Cost — Blade Cutting Edges computes the governing relationship $/h = cost ÷ (life ÷ severity) live as you type. Grader and dozer edges in abrasive base course can need weekly changes — the calculator's per-hour figure shocks people who think of edges as annual items. Carbide-insert edges cost 3–4× and last 5–8× in the right material; the math usually says switch. Defaults are pre-filled with realistic values for this exact scenario, and the worked example substitutes your numbers step by step so the math is never a black box.
How to use Wear Parts Cost — Blade Cutting Edges
- 1Enter your values — Replacement cost (parts+labour), Typical life, Severity multiplier (sensible defaults are pre-filled).
- 2Read the live results: Accrual per hour, Severity-adjusted life.
- 3Check the "with your numbers" line to see $/h = cost ÷ (life ÷ severity) substituted step by step.
- 4Adjust inputs until the scenario matches yours, then copy or share the result.
Why use Wear Parts Cost — Blade Cutting Edges?
- ✓Instant, free and private — every calculation runs client-side in your browser; nothing is uploaded
- ✓Built on the stated formula $/h = cost ÷ (life ÷ severity) with authoritative sources cited on the page (Caterpillar Performance Handbook — owning & operating costs)
- ✓Grader and dozer edges in abrasive base course can need weekly changes — the calculator's per-hour figure shocks people who think of edges as annual items.
- ✓Niche-specific defaults give a meaningful worked answer the moment the page loads
Frequently asked questions
What formula does the wear parts cost — blade cutting edges use?+
It evaluates $/h = cost ÷ (life ÷ severity), exactly as published. Sources: Caterpillar Performance Handbook — owning & operating costs. The substituted worked example on the page lets you verify every step against the textbook.
How should I read the result — and how far can I trust it?+
Grader and dozer edges in abrasive base course can need weekly changes — the calculator's per-hour figure shocks people who think of edges as annual items. Planning estimate — your machine's real costs depend on application severity, operator, fuel price and maintenance history. Calibrate with your own records.
When is this calculator the right tool for the job?+
Per-hour accrual for blade cutting edges from set cost, life and severity. A free heavy equipment depreciation & ownership cost tool. Carbide-insert edges cost 3–4× and last 5–8× in the right material; the math usually says switch. For neighbouring scenarios, the related tools below cover the same engine with different presets.
Do I need to install anything or create an account?+
No. The tool is pure client-side JavaScript: open the page and it works, offline once loaded, with no account, no quota and no data leaving your device.
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