Brushplates, carbon or graphite, manufacturing · Michigan

National Carbon Technologies, LLC

Gwinn, MI · ~37 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
7.8
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

National Carbon Technologies, LLC runs at 236% of its industry's injury rate - far more dangerous than the typical Brushplates, carbon or graphite, manufacturing workplace, earning a grade F.

National Carbon Technologies, LLC: 7.8 TCR = 236% of Brushplates, carbon or graphite, manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

National Carbon Technologies, LLC safety composite

National Carbon Technologies, LLC scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 5%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

F

17/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 7.79 per 100 workers

Safer than 5% of industry peers

DART rate
F 7.54 per 100 workers

Safer than 5% of industry peers

Fatalities
D 0

Safer than 51% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−0.5

2022→2023

National Carbon Technologies, LLC injury rate improved

National Carbon Technologies, LLC's TCR fell 0.5 from 8.0 in 2022 to 7.5 in 2023. Peak filing year was 2022 at 8.0 TCR. In 2023, DART was 0.97× this establishment's average TCR (severity share of cases).

2022=8.0 · 2023=7.5

OSHA ITA Form 300A scorecard

Establishment book 335991 · Gwinn, MI ABOVE-IND · SMALL

Grade F · TCR 7.8 · 236% of ind

  • DART 7.5 DART
  • RANK #3/4
  • PHOTO Kaman Composites - V…
  • BOOK 2y book
  • INJ 6 inj
  • SIZE ~37 FTE

Nearest TCR peer: Kaman Composites - Vermont (0.2 TCR gap)

Read with this employer → · Industry book → · Michigan employers → · Look up another →

National Carbon Technologies, LLC in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows National Carbon Technologies, LLC averages 7.8 TCR (236% of the Brushplates, carbon or graphite, manufacturing BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

National Carbon Technologies, LLC TCR series: 2022=8 · 2023=7.5 · BLS 3.3

Where National Carbon Technologies, LLC falls in its industry

93 Brushplates, carbon or graphit establishments

Safer than 5% of graded establishments in this industry, whose median TCR is 3.2.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 4 Brushplates, carbon or graphit employers in Michigan.

National Carbon Technologies, LLC (37 employees, TCR 7.8) among 29 same-industry peers, split at the industry median of 72 employees and a TCR of 3.2 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 0100200300400 0246810 Average employees Total Case Rate National Carbon Technologies, LLC
National Carbon Technologies, LLC (37 employees, TCR 7.8) among 29 same-industry peers, split at the industry median of 72 employees and a TCR of 3.2

National Carbon Technologies, LLC has fewer employees than the Brushplates, carbon or graphite, manufac median and a higher injury rate than the industry's median TCR of 3.2. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2023 7.5 7.5 3 0 0
2022 8.0 0.0 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

335991 · MI · Gwinn

93 Brushplates, carbon or graphite, manufacturing employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 15 employers in Gwinn, MI · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Kaman Composites - Vermont 8.0 TCR
NAICS-TCR Superior Graphite KY 7.1 TCR
NAICS-TCR Composite Approach 6.9 TCR
NAICS-TCR SGL Composites Inc. 6.6 TCR
STATE-SIZE Full Circle Dairy 37 FTE
STATE-SIZE Dakota Plains Dairy 37 FTE
STATE-SIZE East River Genetic Services LLC 37 FTE
STATE-SIZE Iron Mountain Hydro 37 FTE
CITY-NEAR 4795-EA-MQT-MARQUETTE-EAGLE TECH OPS 203 FTE
CITY-NEAR 4795-EA-MQT-MARQUETTE-MQT-CTYO 171 FTE
CITY-NEAR MJ VanDamme Trucking Inc. 153 FTE
CITY-NEAR PotlatchDeltic Land & Lumber, LLC. 152 FTE
NAT-TCR Food City 103 7.8 TCR
NAT-TCR Harbour Ridge Property Owners Association Inc 7.8 TCR
NAT-TCR Wilson Trailer Company Plant 6 7.8 TCR
NAT-TCR Roedel Partners of Fishkill, LLC 7.8 TCR
NAT-SIZE Denver 37 FTE
NAT-SIZE Dept. of Law (2) 37 FTE
NAT-SIZE Eclipse Advantage - ALDIMI Webberville, MI 37 FTE
NAT-SIZE Strata-Tac. Inc. 37 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2023, 2022. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.