{"id":2126,"date":"2026-07-24T00:24:45","date_gmt":"2026-07-24T00:24:45","guid":{"rendered":"https:\/\/gearrack.top\/product\/customized-plastic-or-stainless-steel-straight-pinion-plastic-gear-rack\/"},"modified":"2026-07-24T00:24:53","modified_gmt":"2026-07-24T00:24:53","slug":"customized-plastic-or-stainless-steel-straight-pinion-plastic-gear-rack","status":"publish","type":"product","link":"https:\/\/gearrack.top\/it\/product\/customized-plastic-or-stainless-steel-straight-pinion-plastic-gear-rack\/","title":{"rendered":"Customized Plastic or Stainless Steel Straight Pinion Plastic Gear Rack"},"content":{"rendered":"

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Customized Plastic and Stainless Steel Pinion Gear Rack \u2014 Overview<\/h2>\n

Ever-Power customized plastic pinion gear racks<\/a><\/strong> bridge the gap between standard catalogue sizes and the precise geometry that your application demands. Where off-the-shelf racks require modification or simply do not exist in the required module, diameter, or material combination, Ever-Power machines directly from your drawing. The result is a rack that drops into your housing or fixture without on-site re-machining, with dimensional traceability back to the original drawing specification.<\/p>\n

The range covers both metal and plastic output options. Alloy steel pinion racks in 40Cr, 65Mn, 20Cr, 20CrMnTi, 18Cr, and 2Ni4W are available for high-load, high-cycle duty. Plastic variants in PA66 nylon, POM acetal, MC nylon, and UHMW-PE are available for corrosion-resistant, lubrication-free, or contamination-sensitive drives. Stainless steel straight pinion racks are a popular choice for food processing and pharmaceutical applications where chemical resistance, wash-down compatibility, and dimensional precision all apply simultaneously. Size capability spans 20 mm to 2,000 mm, covering instrument miniature racks through to large industrial rack-and-pinion systems.<\/p>\n

\"customized<\/p>\n

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Specifiche tecniche<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parameter<\/th>\nValue \/ Options<\/th>\n<\/tr>\n<\/thead>\n
Material (Metal)<\/strong><\/td>\n40Cr, 65Mn, 20Cr, 20CrMnTi, 18Cr, 2Ni4W alloy steel; stainless steel 304\/316<\/td>\n<\/tr>\n
Material (Plastic)<\/strong><\/td>\nPA6, PA66, MC nylon (MC901), POM acetal, UHMW-PE; or per customer drawing<\/td>\n<\/tr>\n
Process<\/strong><\/td>\nTurning, milling, drilling, grinding, hobbing, heat treatment<\/td>\n<\/tr>\n
Size Range<\/strong><\/td>\nφ20 mm to φ2,000 mm<\/td>\n<\/tr>\n
Accuracy<\/strong><\/td>\nPer customer drawing specification<\/td>\n<\/tr>\n
Tooth Profile<\/strong><\/td>\nStraight spur standard; helical per drawing<\/td>\n<\/tr>\n
Trattamento superficiale<\/strong><\/td>\nBlack oxide, zinc plating, phosphating, passivation (stainless), as-machined<\/td>\n<\/tr>\n
Lead Time<\/strong><\/td>\n2 weeks maximum on initial order; rush services available<\/td>\n<\/tr>\n
Certificazione<\/strong><\/td>\nISO 9001:2015; material certificate and dimensional inspection report with every order<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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Plastic vs Stainless Steel \u2014 Choosing the Right Rack Material<\/h2>\n

The choice between a plastic rack and a stainless steel rack for a corrosion-resistant drive is not always obvious \u2014 both offer immunity to rust, but they differ fundamentally in load capacity, cost, temperature rating, and dimensional behaviour. The matrix below covers the most common rack-and-pinion pairing decisions for applications where standard carbon steel is unsuitable.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
Rack<\/th>\nPinion<\/th>\nBest Properties<\/th>\nTypical Application<\/th>\n<\/tr>\n<\/thead>\n
PA66 Nylon<\/strong><\/td>\nSteel 40Cr<\/td>\nLow noise, self-lubricating, corrosion-immune; nylon sacrificially protects pinion<\/td>\nSliding gates, greenhouse drives, light conveyor diverters<\/td>\n<\/tr>\n
POM Acetal<\/strong><\/td>\nSteel or Stainless<\/td>\nExcellent dimensional stability in wash-down conditions; below 0.2% moisture absorption<\/td>\nFood processing lines, pharmaceutical packaging, lab automation<\/td>\n<\/tr>\n
Stainless 316<\/strong><\/td>\nStainless 316<\/td>\nFull chloride resistance; high load capacity; withstands CIP and SIP cleaning processes<\/td>\nDairy, beverage, offshore equipment, chemical plant<\/td>\n<\/tr>\n
Stainless 304<\/strong><\/td>\nSteel or Stainless<\/td>\nGood corrosion resistance, good machinability; lower chloride resistance than 316<\/td>\nMedical equipment, outdoor architectural, general washdown<\/td>\n<\/tr>\n
20CrMnTi<\/strong><\/td>\n42CrMo<\/td>\nCase-hardened HRC 58-62 tooth surface; highest fatigue life for precision drives<\/td>\nCNC machine tool axes, servo gantries, automated warehouse cranes<\/td>\n<\/tr>\n
UHMW-PE<\/strong><\/td>\nSteel or Nylon<\/td>\nLowest friction coefficient; excellent chemical resistance; FDA-compliant grades available<\/td>\nFood-contact conveyor zones, chemical handling, medical linear drives<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

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Material of Plastic Gear Rack<\/h2>\n

Plastic racks can be made from a variety of materials. The traditional PR series uses MC nylon, while the PRF series adds end machining to connect multiple rack sections for long-travel drives. The polyacetal-based DRFD and DRFK series include mounting holes as standard. The injection-moulded DR series has unique flexibility properties making it suitable for curved-path locations. Choosing between these variants depends on section size, shape, and the operating environment \u2014 including moisture and chemical exposure. A material with good strength and stiffness must also offer the dimensional stability required to maintain gear tooth contact ratio, tooth tip clearance, and overall geometry throughout the expected service life.<\/p>\n

<\/p>\n\n\n\n\n
\"engineering<\/td>\n\"factory<\/td>\n\"high<\/td>\n<\/tr>\n
\"plastic<\/td>\n\"injection<\/td>\n\"plastic<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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Applicazioni<\/h2>\n
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🏭 Industrial Automation<\/h3>\n

Custom rack and pinion sets for conveyor systems, robotic positioning, and automated material handling. Both plastic and alloy steel variants are produced to drawing; matched pinion and rack sets are test-rolled together before shipment to verify contact pattern and backlash.<\/p>\n<\/div>\n

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🦻 Food Processing and Packaging<\/h3>\n

POM acetal and stainless 316 racks for packaging machinery lane diverters, product pushers, and filling machine head-positioning drives. Wash-down rated and FDA-compliant grades available. Stainless 316 versions withstand CIP cleaning chemistry without pitting or surface degradation.<\/p>\n<\/div>\n

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🌿 Greenhouse and Agricultural<\/h3>\n

PA66 nylon racks paired with stainless or hard-anodized aluminium pinions for ventilation window drives, shading screen actuators, and irrigation boom systems. The plastic rack resists the humid, salt-laden greenhouse environment without rust or surface coating maintenance.<\/p>\n<\/div>\n

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⚒ Automotive and Transportation<\/h3>\n

Custom-machined rack components for seat adjustment mechanisms, sunroof drives, and industrial vehicle steering systems. Alloy steel grades (20CrMnTi, 40Cr) with induction-hardened tooth flanks for high-cycle automotive-duty applications requiring both precision and durability.<\/p>\n<\/div>\n<\/div>\n

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Quality Assurance and Manufacturing<\/h2>\n

\"Ever-Power<\/p>\n

Ever-Power customized gear rack machining operates under ISO 9001:2015 quality management. Incoming material \u2014 whether alloy steel bar, stainless tube, or polymer billet \u2014 is verified against the material specification before entering CNC production. Tooth profiles are inspected by profile projector and gear tooth calliper; dimensional inspection covers all drawing-critical dimensions. Every customized rack order ships with material certificate, process record, and dimensional inspection report as standard.<\/p>\n

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\"Ever-Power<\/p>\n

ISO 9001:2015 and Quality Certificates<\/p>\n<\/div>\n

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Documentation with every order:<\/strong><\/p>\n