Fast Turnaround Injection Mold & Parts

No MOQ Required

Rapid Tooling In 2-3 Weeks

ISO 9001 & ISO 13485 Certified

Various Molds & Parts Material Supportive

Free DFM & Mold Flow Analysis Supportive

We provide custom rapid injection tooling tailored to your performance and production volume needs. Our solutions include aluminum injection molds for fast turnaround and steel injection molds for enhanced durability, with aluminum molds completed in 3–7 days to support product validation, design iteration, and bridge tooling for low-volume pre-production.

We manufacture high-precision custom injection molded parts with full material compatibility and flexible surface finishing. We support a full range of engineering thermoplastics, Pantone/RAL color matching, and post-molding treatments for cost-effective low-volume injection molding. Our service includes free DFM analysis and optional mold flow simulation, backed by ISO 9001-certified quality control to ensure stable dimensional accuracy and consistent part quality.

Effective DFM and injection molding design optimization directly improve part stability and reduce production risks. Reasonable wall thickness, fillet structure, and draft angle design greatly lower warpage and shrinkage issues. We perform precise mold dimension calibration based on different plastic shrinkage rates, and use professional mold flow simulation to optimize gate location and cooling system, ensuring high dimensional precision and consistency for custom molded parts.

Rapid tooling selection directly determines project cost and production efficiency. Aluminum molds deliver ultra-fast turnaround for prototype and low-volume injection molding, while steel molds provide longer service life for medium-volume production. Our in-stock mold steels and plastic resins fully eliminate material sourcing delays, helping you achieve shorter lead times and better cost-performance for your rapid tooling & injection molding projects.

We hold full in-house stock of premium rapid tool steels and versatile engineering thermoplastics tailored for quick-turn injection molding projects. All mainstream mold materials and molding resins are readily available to cut unnecessary sourcing delays and speed up your prototype validation & low-volume production cycles. We also support global custom sourcing for specialty high-performance plastics, and accept customer-supplied raw materials to meet exclusive part performance demands.

P20 Pre-Hardened Mold Steel

Universal fast prototyping tooling with balanced machinability & durability

Optimized for high cosmetic-surface injection parts

Superior wear resistance for corrosive & glass-filled resins

Stable precision for large-format & multi-cavity molds

NAK80 High-Gloss Mirror Mold Steel

S136 Anti-Corrosion Mold Steel

718H High-Strength Large-Size Mold Steel

ABS

PBT

PPS

POM

PA66

PA-GF

HDPE

LDPE

PC

PC-GF

PC-ABS

PET

PMMA

PP

PS

PS-PPE

TPE

TPV

*Unlisted specialty molding materials can be professionally sourced by our team to accommodate your unique rapid injection molding specifications.

We provide a full range of professional surface finishing & post-molding treatments for custom injection molded parts, supporting cosmetic enhancement, functional performance improvement and brand identification to meet diverse industrial application requirements.

• As-Molded Standard Finish

• Bead Blasting

• Laser Engraving Marking

• Pad Printing 

• Mold Texture Design

• Custom Color Painting

• Silk Screen Printing

• Threaded Inserts Installation

*Customized surface treatments are available upon request to match your injection molding part performance and appearance needs.

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Dimensional Tolerances (±mm)

ABS / PC-ABS

21–100mm

1–20mm

Our injection molding dimensional accuracy exceeds standard industry tolerances for all plastic resins. Below are the most commonly used tolerance values for reference. Contact us for the full official tolerance datasheet.

Contact: selina@marigold-rapid.com

Material

0.100 / 0.050

0.150 / 0.100

PC / PC GF

0.060 / 0.030

0.120 / 0.080

PA / PA GF

0.075 / 0.030

0.160 / 0.120

Flatness / Straightness Tolerances

ABS / PC-ABS

0–100mm

Flatness / Straightness Tolerances

6.1–40mm

0–6mm

Material

Material

0.380 / 0.250

PC / PC GF

0.150 / 0.080

ABS / PC-ABS

0.050 / 0.030

0.080 / 0.050

PC / PC GF

0.050 / 0.030

0.080 / 0.050

*Shrinkage and warpage vary by material; our team optimizes mold design to ensure stable precision.

Plastic injection molding is the premier manufacturing process for high-precision custom plastic components across all commercial and industrial sectors. Marigold Rapid delivers tailored low-volume injection molding & rapid tooling solutions for automotive parts, electronic enclosures, industrial machinery components and diversified precision applications. Backed by high-precision CNC machining and mature proprietary tooling technologies, our quick-turn molding services bring outstanding comprehensive benefits for your prototype verification and mass production projects.

Share your CAD part drawings

24h pricing + free design review

Lock mold & material specifications

3-7 day precision mold fabrication

Stable batch injection processing

Post-treatment & expedited delivery

1-24H Quote Response • No MOQ Required • 99.8% On-Time Fast Delivery • ISO-Certified Quality

Address: 303, 3rd floor, building A, No. 80 ChangJiang Road, Dong District, ZhongShan City, GuangDong Province, China 528403

Email: selina@marigold-rapid.com

Mobile: +86 18718750572