
Mold Sourcing
Custom Plastic Injection Molds
At A Glance: Sol Plastics manages high-performance domestic and offshore injection mold builds optimized for maximum durability, precision, and tool longevity.
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We eliminate tooling risks by guiding every technical decision upfront, from tool steel selection to parting line selection, ensuring seamless and repeatable manufacturing from day one.
Core Capabilities & Services
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Certified Tool Steels:Â We mandate premium tool steels (such as P20, H13, S7, and hardened stainless) sourced from leading global suppliers to withstand demanding production runs and abrasive engineering resins.
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Domestic & Offshore Flexibility:Â We evaluate project requirements, budget targets, and toolroom availability across regional domestic and global partner networks to match your project with the ideal mold build solution.
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Hands-On DFM & Validation:Â Every mold undergoes rigorous Design for Manufacturability (DFM) engineering reviews and First Article Inspection (FAI) verification before launch to guarantee part repeatability.


Offshore
Want more control over your project?
Build and qualify your mold with our local trusted sources and US engineering support.
Benefits:Â
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Lowest cost option
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Faster tool build lead time
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Mold is qualified by offshore engineers
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Parts are shipped to you for your approval
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Pricing:
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Mold Sourcing Options
Sol Plastics offers sourcing options tailored to your mold build requirements.
Hybrid
Want the best of both worlds?
Take advantage of low cost offshore tooling and qualify your tool stateside with our US engineering support.
Benefits:Â
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Take advantage of offshore tooling pricing & lead time
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On-site US engineering support for mold samples
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Quicker mold samples between tooling adjustments
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Methodical trouble-shooting
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Pricing:
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Domestic
Need a more budget-friendly option?
Build and qualify your mold with our trusted offshore sources.
Benefits:Â
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On-site US engineering support
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Easily attend part sampling
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Faster shipping time
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Quicker mold samples between tooling adjustments
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Pricing:
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Frequently Asked Questions
About Our Molding & Tooling Services
Get clear answers regarding tool steel selection, offshore quality control, mold ownership, and project lead times. Our team evaluates every tool build upfront to ensure maximum tool life, part repeatability, and seamless project execution.

Ready To Scale Your Injection Molding Project?
Whether you need 10 prototype parts or 1,000,000 production units, we deliver tight tolerances, strict quality control, and fast turnarounds at any scale.
1. Submit Your CAD Files
Send your 3D models (.STEP, .X_T, or .SLDPRT) for a complimentary Design for Manufacturability (DFM) review.
2. Receive an Engineering Audit
We will analyze wall thickness, draft angles, and resin options.
3. Get Your Quote
Receive a comprehensive quote for custom tooling, Moldflow simulation, and full production runs within 48 hours.
Custom Plastic Injection
Molds Gallery
Explore our track record of precision. From complex engineering resins to high-volume commodity parts, see how Sol Plastics delivers performance across every tool build.

Toolroom Equipment & Press Capacities
Sol Plastics operates advanced toolrooms and flexible molding cells equipped to handle precision mold making, rapid sampling, and high-volume production.
Precision Tooling & Mold Specs
- Steel Grades: H13, P20, S7, Stainless 420.
- Cavitation: Single to high-cavity hot runner systems.
- Tolerance: Holding ±0.001" on critical dimensions.
- Lifecycle: SPI Class 101 to 103 production molds.
Press Capacity & Machine Specs
- Clamping Force: 50 to 1,500 Tons.
- Equipment: All-electric, hybrid and hydraulic molding cells.
- Resins: Commodity (PP, PE) to Engineering (PEEK, ULTEM).
- Controls: Process optimization through scientific molding practices.











