Industry playbook
B2B paid media for fiber-laser markers, traceability systems, and integrated marking equipment.
Industrial laser marking is one of the most contaminated B2B verticals in paid search. The category keyword 'laser marker' returns hobbyists, jewelry engravers, Etsy sellers, and college students searching at scale — none of whom can afford a $40K industrial system. Without aggressive structural separation, smart bidding learns to chase the cheap clicks and the account dies.
Diagnosis
The structural failure modes that show up in this vertical — most of which generic PPC tools cannot diagnose because they do not know the vocabulary.
Buyers
Three distinct personas, each with their own search behaviour, evaluation criteria, and buying triggers. Most generic campaigns target only one of them and lose the other two.
$50M–$500M industrial OEM, 100–800 employees, evaluating laser markers for a new line or replacement of older equipment.
Same plant, often a parallel decision-influencer. Owns traceability requirements (DPM 2D codes, 21 CFR Part 11, ISO 9001).
Negotiates final terms, gates the PO. Often comes in late in the buyer journey.
Behaviour
Real query patterns these buyers type. Note the technical vocabulary, part-number prefixes, certification language, and material grades — none of which generic keyword tools surface.
Tools
Extensions in the Langton suite that solve specific problems in this vertical.
Budget pacer for B2B Google Ads
N-gram analyzer with statistical significance testing
B2C contamination detector for search terms
B2B copy vocabulary scorer
Industry-specific vocabulary scorer
How a job title actually searches
Account health checklist with persistent state
From the field
A 16-month run for a North American laser-marker manufacturer (MECCO). Killed broad match completely. Built statistical-significance keyword review (the engine that became Signal). Custom-budget pacing tied to seasonal demand multipliers (the engine that became Pace). Stable CPL, stable volume, stable close rate over the full window — most of the work was structural, not bidding optimization. The blog post "What 443 leads at $297 CPL taught me about industrial B2B" walks through the actual playbook.
Three structural moves: (1) kill broad match completely — exact and select phrase only, (2) build a comprehensive negative-keyword list against hobbyist contamination (DIY, kids, jewelry, hobby, Etsy, school, gift, home, tutorial, beginner) before you spend a dollar, (3) treat low-volume part-number and spec queries as your most valuable keywords and pause nothing automatically. CPL will look high; revenue per ad dollar will be high too.
$200–$400 is the realistic range for properly-structured B2B industrial laser marker accounts targeting manufacturing engineers and quality managers. CPLs below $100 typically signal contamination — leads close at <2% rather than 5–10%. CPLs above $500 signal under-targeted bidding or weak ad copy.
Use the B2C contamination detector (free) or build a curated negative-keyword list manually. Strong negative buckets: hobby, DIY, kids, school, gift, jewelry, Etsy, Amazon, home, beginner, tutorial, project, craft. Run the negative sweep at account level so it applies to every campaign. Re-run monthly because new contamination patterns emerge as Smart Bidding finds them.
60–180 days from first MQL to close. Median around 90 days. Procurement-driven buyers research for weeks, request demos / samples / RFQs, then go quiet for 30–60 days during internal evaluation. Last-click attribution will under-credit paid search significantly; offline conversion import is non-negotiable for accurate ROAS.
Import lead → SQL → SAO → closed-won as separate Google Ads conversion actions. Set Smart Bidding to optimize against SQL or SAO, not raw lead form fills. Counts of 30+ SQL conversions per 30 days is the minimum for tCPA / tROAS to optimize meaningfully — most laser-marker accounts under that volume should run manual CPC or maxClicks.
Generally no, unless you have offline conversion data flowing in clean and the budget to give PMax 3+ weeks of learning. PMax in industrial laser marking pulls in display, video, and Discovery placements that are mostly hobbyist-tier. Search + Shopping with tight negatives and explicit audience layers consistently outperforms PMax in this vertical.
B2B paid media for hydraulic pumps, cylinders, manifolds, and mobile / industrial hydraulic equipment.
B2B paid media for PLC, HMI, SCADA, and process-control systems for plant automation.
B2B paid media for CNC machining, sheet metal fabrication, welding, and contract manufacturing job shops.
B2B paid media for powder coating, plating, anodizing, and industrial surface treatment services.
Browse the 7 extensions that map to this vertical's structural problems. All open source, all free.