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Automotive

Technical Cylinder | High-Concentricity Control

Precision Custom Injection Molded Technical Cylinder Housing | JST Mold Engineering & Structural Solutions

Specifications

Material:
PA66 / POM-C / PBT (Engineering Grade Low-Friction)
Process:
Precision Injection Molding (Balanced Flow for Ovality Control)
Mechanism: Long-Stroke Collapsible Core System
Long-Stroke Collapsible Core System
Tolerance:
+/- 0.04mm (Strict Roundness & Concentricity)
Surface Finish:
SPI-B1 Semi-Gloss / VDI 3400 Ref. 21
Mold Steel:
S136 ESR / 1.2083 (Hardened HRC 48-52 for Zero-Taper Wear)
Quality Control:
Laser Profile Scanning / CPK > 1.67 / CMM Validation

Product Description:

High-performance technical cylinder housing engineered for mechanical assemblies requiring zero-taper inner diameters and extreme roundness. Designed with optimized central gating to balance material shrinkage and prevent ovality deformation post-molding. Built to meet the rigorous concentricity tolerances of global Tier-1 automotive and fluid-handling systems.



Mastering Deep-Draw Precision in Tubular Components


This high-precision cylindrical technical housing is a premier example of JST Mold's expertise in complex, deep-draw injection molding for the automotive and industrial sectors. Designed for critical applications—such as air intake ducts, sensor protection sleeves, or fluid management connectors—this part features integrated longitudinal reinforcement ribs to ensure maximum structural rigidity and dimensional stability. We specialize in providing Tier-1 automotive suppliers with functional components that demand absolute concentricity and a flawless technical finish for high-performance operation.



Technical Engineering and Personalized Customization


At JST Mold, our engineering solutions focus on the structural integrity of every part. This component demonstrates our technical mastery in managing long-stroke de-molding and maintaining uniform wall thickness across deep-cavity designs. The precision-molded U-shaped cutout and oval interface ensure a seamless fit into complex machinery or vehicle assemblies. We offer full personalized customization, helping you select the optimal engineering resin—from high-temperature Polyamides (PA66) and chemical-resistant POM to high-impact ABS—tailored specifically to your operational environment.



Mass Production Excellence with Fast Lead Time Guarantee


In the global manufacturing landscape, speed and reliability are essential. JST Mold offers a streamlined turnkey workflow, moving your project from initial 3D design to high-volume mass production with industry-leading efficiency. Our in-house precision tooling facility allows for rapid prototyping and a fast-track turnaround for T1 samples. We guarantee our lead times and strictly adhere to project milestones, helping our global partners reduce their time-to-market while maintaining the cost-effective advantages of zero-defect, high-speed injection cycles.



Technical Specifications Overview

  • Product Category: Precision Technical Cylinder / Protective Sleeve Housing
  • Primary Application: Automotive Engine Systems, Industrial Airflow, Sensor Enclosures
  • Manufacturing Process: Precision Deep-Draw Injection Molding
  • Material Versatility: PA6, PA66+GF, ABS, PC/ABS, or High-Impact PP
  • Engineering Features: Longitudinal structural ribs, precision-fit U-cutouts, reinforced flanges
  • Precision Tolerance: Strict dimensional control within +/- 0.015mm
  • Service Model: Full Turnkey OEM/ODM Design, Tooling, and Mass Production
  • Delivery Commitment: Rapid T1 Prototyping and Guaranteed Production Schedules