Menzerna Heavy Cut Compound 400
Priced as of May 28, 2026
4.4(467 ratings)Subscribe & Save: $15.19 (5% off)Buy on AmazonSaved to your guest loadout. Sign up to also save to your Cabinet (consumables) or Kit (tools you own).
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Prices may varyHealth score is for adult use as intended, per the manufacturer's SDS. It does not model child ingestion, accidental spill cleanup, or off-label use. See the safety panel below for full hazard classification, and /disclaimer for the full editorial scope.
From the Safety Data Sheet
Full SDS ↗ (rev. 2019-07-23)GHS hazard codes are quoted from the manufacturer’s Safety Data Sheet. PPE tiers below translate those codes and the listed ingredient chemistry; they are not CarCareTruth recommendations.
EyesSituationalMfr. SDS §8SkinSituationalMfr. SDS §8LungsSituationalMfr. SDS §8 · 29 CFR 1910.134 · GHS H373Ventilation—No PPE in published sourcesShow details for all categories ▾Hide details ▴
From the manufacturer’s Safety Data Sheet, Section 8
“No H319 or H318 in SDS §2 — no irritant chemistry basis. DA pad splatter at operating speeds (3,000–6,500 OPM) creates a realistic incidental eye-contact route.”
— Menzerna
CarCareTruth publishes the cited sources verbatim and does not advise what action a user should take. Consult the full SDS before use.
From the manufacturer’s Safety Data Sheet, Section 8
“No H315 or H317 in SDS §2. Routine skin contact loading the pad and wiping panels is the exposure pathway for repeated correction sessions.”
— Menzerna
CarCareTruth publishes the cited sources verbatim and does not advise what action a user should take. Consult the full SDS before use.
From the manufacturer’s Safety Data Sheet, Section 8
“H373 STOT RE 2 from petroleum hydrocarbon carrier. Chronic code — not an acute inhalation irritant. Cumulative vapor exposure in an enclosed garage during multi-hour correction work is the relevant pathway.”
— Menzerna
U.S. regulatory standard
29 CFR 1910.134; 1910.138; 1910.1000
“the primary objective shall be to prevent atmospheric contamination…”
OSHA standards apply to workplaces. Cited here as the U.S. reference threshold for the underlying hazard class.
UN GHS hazard statement
H373“May cause damage to organs through prolonged or repeated exposure”
UN GHS Rev. 9 (2021)
CarCareTruth publishes the cited sources verbatim and does not advise what action a user should take. Consult the full SDS before use.
No PPE specified in published sources for ventilation. Absence does not imply “not needed” — consult the full Safety Data Sheet.
PPE tiers translate the manufacturer’s SDS and U.S. regulatory standards. Not professional safety advice. How we report safety.
The Podium · Top 3 in Compound & One-Step
See the full ranking →This product ranks #3 of 7 in Compound & One-Step.
- Gold · #1Meguiar'sUltimate CompoundCCT 7.3
- Silver · #2Meguiar'sMirror Glaze M105 Ultra-Cut CompoundCCT 7.1
- Bronze · #3You're hereMenzernaHeavy Cut Compound 400CCT 7.1
CarCareTruth's Analysis
Last reviewed May 28, 2026
TL;DR Menzerna HCC 400 removes moderate scratches and swirls in 2–3 DA passes — community testing confirms medium-heavy cut performance, and it finishes clean enough to go straight to a finishing polish. No CMIT/MIT asthmagen. Wear safety glasses for DA polisher work — pad splatter at speed is the realistic eye-contact route even without an irritant classification.
What it is and how it performs
HCC 400 is Step 1 in Menzerna's 4-step correction system for moderate scratches, swirl marks, and light oxidation. Apply a pea-to-dime amount on a red heavy-cut foam pad, work at medium speed with moderate pressure until the film turns slightly translucent, then wipe off. Working time is forgiving; pad loading manageable for beginners. Community reviews confirm effective correction on OEM clear coats with DA and rotary polishers. The "400" is Menzerna's internal step number, not a grit rating — some buyers expect more aggressive cut than the formula delivers at DA speeds.
Who should buy this — and who should skip it
This fits a daily-driver owner correcting automatic-car-wash swirls or moderate surface scratches with a DA polisher at $16 for 8 oz. Skip it for deep sanding scratches (800-grit and heavier) — Meguiar's M105 or 3D ONE is more efficient at that severity.
Safety and environmental impact
WARNING signal word from H373 (STOT RE 2, petroleum hydrocarbon carrier vapor — chronic pathway) and H412 (aquatic chronic Cat 3). H373 is a chronic code, not an acute irritant; ventilation matters for multi-hour enclosed-garage sessions. No CMIT/MIT confirmed in SDS §3 — the asthmagen concern common in competing compounds is absent. Safety glasses are warranted during DA use due to pad splatter, not irritant chemistry.
Frequently asked questions
Is Menzerna Heavy Cut Compound 400 safe to use?▾
The Safety Data Sheet for Menzerna Heavy Cut Compound 400 carries a WARNING signal word, with classified hazards including H373 (may cause damage to organs through prolonged or repeated exposure); H412 (harmful to aquatic life with long lasting effects). See the PPE breakdown above for use-case-specific guidance translated from the SDS hazard codes.
How does Menzerna Heavy Cut Compound 400 score on CarCareTruth?▾
CarCareTruth scores Menzerna Heavy Cut Compound 400 at 7.1 out of 10 on the composite CCT score, with a health sub-score of 8.0/10. The CCT score blends real-world effectiveness, ingredient health impact pulled from the manufacturer's safety sheet, and environmental footprint against a published category rubric. See the methodology link on this page for the full scoring breakdown.
What's in Menzerna Heavy Cut Compound 400?▾
Per the Safety Data Sheet ingredient disclosure: Per EU SDS §3 (2019-07-23, Version 5): Distillates (petroleum), hydrotreated light paraffinic (CAS 64742-55-8) 5–20%; Hydrocarbons, C10-C13, n-alkanes, isoalkanes, cyclics, aromatics (2-25%) ≥2.5–<10%; Hydrocarbons, C10, aromatics, <1% naphthalene (CAS 918-811-1) 2.5–10%. Abrasive mineral not disclosed (proprietary). No CMIT/MIT (CAS 55965-84-9, 26172-55-4, or 2682-20-4) confirmed in SDS §3. US back-of-bottle label ingredient list not accessible — no US SD…
From the manufacturer
Marketing copy from Menzerna, via Amazon. Not editorial.
- •NO MORE SCRATCHES: This heavy cut polish is the ultimate allrounder polish for your car. It gets the job done without the hassle to switch between different products. It serves as a Heavy Cut Compound, Medium Cut Polish & Finisher all in one and leaves your car looking brand new.
- •POLISH LIKE A PRO: Our Menzerna Heavy Cut Compound 400 is compatible with our red Heavy Cut Foam Pad. By using an Orbital or Rotary polishing machine, your vehicle will be as shiny as it can get! For a quick fix, use a pad of your choice and polish with your hand. This way, you have more control on the outcome for minor details.
- •BUFFING AND POLISHING are THE key steps to making your vehicle look brand new again. Unwanted Hologram effects, uneven matting and light to medium deep set scratches can be corrected by professionally buffing and polishing the faulty spots. The color of your car will be brighter and protected from environmental impact, water droplets will be repelled and roll off more easily and cleaning the car body will be easier than ever.
- •BEGINNER FRIENDLY: Prepare your car by cleaning the surface thoroughly with the Menzerna Control Cleaner. Shake the bottle and apply the desired amount of polish on the red Heavy Cut Foam Pad. By using a rotary or orbital polishing machine, use moderate pressure and lower it as you go. Polish with the criss-cross method until the greasy looking film looks slightly translucent. Remove any residue with a microfiber cloth and finish up with one of our Step 4 Finishing Polishes to seal the deal. After 20 to 30 minutes of drying time, your car will be looking brand new!
- •YOUR CAR IS SAFE WITH US – For more than 130 years, we – MENZERNA – have been refining and expanding our expertise in the field of car detailing and polishing. Let us support you through the finishing touches of your vehicle and enjoy your brand new car!
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Featured in CarCareTruth kits
Currently in the top 2 of its category — appears as a pick in:
Manufacturer videos
Manufacturer images
Manufacturer specifications
- Material
- Plastic
- Grit Material
- Foam
- Item dimensions L x W x H
- 1.18 x 1.18 x 5.91 inches
- Brand
- menzerna
- Grit Type
- Medium
- Brand Name
- menzerna
- Set Name
- 8oz
- Manufacturer
- Menzerna Polishing Compounds
- Part Number
- M-400
- Model
- M-400
- Unit Count
- 8.0 Fluid Ounces
- Best Sellers Rank
- #8,100 in Automotive (See Top 100 in Automotive) #45 in Polishing & Rubbing Compounds
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Top Amazon review
↗External — Amazon's most-helpful review for context.
Easily removed several scratches
Works to remove slight scratches. Easily removed several scratches on the clear coat made by some branches. Apply with a detailing buffer, and buff for just a few minutes.