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Product Introduction

Overhead / power‑free / floor‑chain coating line realizes fully automatic mass production without manual handling. Suitable for heavy workpieces such as auto parts, agricultural machinery, doors & windows, as well as high‑speed small hardware and bottle caps.

Process Flow

Hanger loading → Pass pretreatment station with chain → Multi‑station spray booth → Oven curing → Cooling section → Manual / automatic unloading. Chain speed calculated according to takt‑time.

Main Components

Heavy‑duty overhead chain (custom pitch) + tension & turning unit + slip‑ring power supply + isolated spray zone + oven chain penetration seal + frequency drive + anti‑swing hangers.

Price Range

Overhead chain spare parts:30‑60 USD per meter; Semi‑auto overhead spraying line:8‑30k USD; Medium overhead auto line:60‑150k USD; Heavy‑duty power‑free line:200k USD+.

Chinese Manufacturers

① Geetech (cosmetic bottle & auto overhead‑robot line) ② Shandong Lukun (overhead chain) ③ Shandong Minghe (heavy‑duty overhead) ④ Jilin Shengtong (power‑free chain) ⑤ Yuyao Guangda (powder overhead line).

Purchasing Tips

Check chain tension and turning seat welding quality. Watch paint accumulation and chain‑oil dripping which cause most rework. Lock chain speed accuracy and load capacity in contract.

Contact Geetech

sales@geetech.co. Obtain free selection guide overhead VS floor chain VS roller bed. Book dual‑visit: Geetech factory and Guangzhou running project.