Black ESD synthetic stone sheet machined into a wave solder pallet for SMT PCB assembly

ESD Synthetic Stone Sheet for Wave Solder Pallets & SMT Carriers

CYLEX ESD Synthetic Stone is a heavy-duty, high-temperature glass fiber reinforced epoxy resin composite material designed for the extreme thermal and chemical environments of PCB assembly lines. Our ESD Synthetic Stone offers uniform static dissipation, superior mechanical strength, and excellent dimensional stability, maintaining stable performance even after thousands of thermal cycles in wave soldering, SMT reflow soldering, and selective soldering processes.

Regular size stock materials typically ship within 2-5 business days. Get a quote or inquire for more information about plastic materials.

Grade:

ESD / Antistatic

Shape:

Patrs, Rod, Sheet

Color:

Black, Customizable Colors
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Fast delivery

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Quality Assurance

Production equipment, rich experience

Adequate inventory

Own factory, guaranteed inventory

Why Choose CYLEX ESD Synthetic Stone Sheets?

Modern electronics manufacturing requires fixture materials that resist aggressive water-soluble and rosin fluxes while maintaining structural integrity under intense heat. CYLEX synthetic stone sheets are fabricated under high temperature and high pressure using proprietary nano-scale static dissipative additives uniformly distributed throughout the matrix.

  • Permanent Anti-Static Performance: Surface resistivity maintained precisely within the 106 – 109 Ω/sq range. Anti-static properties are homogenous throughout the full thickness and do not degrade after repeated washing, cleaning solvent exposure, or continuous thermal cycling.
  • High Thermal Stability: Withstands continuous operating temperatures up to 280°C (536°F) and brief excursion temperatures up to 300°C (572°F) without warping, delamination, or softening.
  • Excellent Machinability: High mechanical flexural strength (≥ 400 MPa) enables micro-feature CNC routing, razor-thin wall sections, delicate ribbing, and deep pocketing without chipping or burring.
  • Chemical & Flux Resistance: Resists chemical degradation caused by standard SMT fluxes, wave solder oils, saponifiers, and aggressive PCB cleaning agents.
  • Low Thermal Conductivity: Prevents heat sink effects during soldering, ensuring thermal energy is focused on the solder joint rather than absorbed by the carrier tooling.

Technical Material Comparison

Understanding material tradeoffs is critical for optimizing pallet lifespan and reducing tool replacement costs. The technical matrix below compares CYLEX ESD Synthetic Stone against standard FR-4 and high-density aluminum fixtures:

Technical PropertyCYLEX ESD Synthetic StoneStandard FR-4 / G10 (ESD)Aluminum (Anodized ESD)
Surface Resistivity (Ω/sq)106 – 109 (Static Dissipative)106 – 109Conductive / Variable
Continuous Max Temp (°C)280°C130°C – 140°C300°C+
Short-Term Max Temp (°C)300°C180°C350°C
Thermal Expansion (CTE)Very Low (1.2 × 10-5 /K)Moderate (1.5 × 10-5 /K)High (2.3 × 10-5 /K)
Flux / Chemical ResistanceExcellentModerate (Degrades over time)Fair (Prone to flux staining)
Pallet Cycle Lifetime20,000+ Cycles3,000 – 5,000 Cycles15,000+ Cycles
Weight / ErgonomicsLightweight (~1.9 g/cm³)Lightweight (~1.85 g/cm³)Heavy (~2.7 g/cm³)

Key Industrial Applications

  • Wave Solder Pallets & Trays: Protects bottom-side SMT components while allowing selective exposure of through-hole components to the solder wave.
  • SMT Placement Carriers: Secures flexible circuit boards (FPC) or non-standard shape PCBs firmly during high-speed pick-and-place and reflow steps.
  • Selective Soldering Fixtures: Custom machined aperture plates designed for tight-clearance solder nozzles.
  • Conformal Coating & Inspection Jigs: Masking fixtures for automated optical inspection (AOI) and chemical spray application.

Machining & Tooling Recommendations

CYLEX ESD Synthetic Stone is engineered for high-precision CNC machining. To ensure optimal surface finish and maximize cutting tool longevity when working with composite materials:

  • Tooling Material: Diamond-coated (PCD) or solid carbide end mills are strongly recommended due to the abrasive nature of glass fiber reinforcement.
  • Spindle Speed & Feed Rate: High spindle speeds (18,000 – 24,000 RPM) paired with moderate feed rates produce clean cut edges without glass fiber breakout.
  • Dust Extraction: High-efficiency vacuum dust extraction must be used during dry routing to collect fine glass epoxy particulates.

Frequently Asked Questions (FAQ)

1. Does the anti-static performance wear off after CNC machining or cleaning?

No. The static dissipative properties are built into the matrix structure of the resin composite itself, rather than applied as a surface coating. Machining, milling, deep pocketing, or washing with saponifiers will not alter its 106–109 Ω/sq surface resistivity.

2. What sheet sizes and standard thicknesses are available?

We supply standard sheet sizes of 1150 x 1250 mm and 1220 x 2440 mm, with standard thickness options ranging from 3.0 mm to 12.0 mm (e.g., 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm). Custom pre-cut panels and full precision CNC custom machining services are available upon request.

3. How do I choose between standard black ESD synthetic stone and optical-grade synthetic stone?

Standard black ESD synthetic stone is ideal for standard wave soldering, SMT carriers, and selective solder pallets. If your assembly process requires high-contrast automated optical inspection (AOI) or vision registration, we also offer custom blue/grey visual contrast formulations.

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Why Makes Cylex Plastics Different?

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100% New Material

100% new material Supply 100% new material plastic sheets, rods and customized parts, excellent quality, export-grade standards, professional processing to meet diverse needs.

Smooth surface, No pores

The use of advanced technology ensures that the material surface is smooth and flawless, without pores, and has a delicate touch, perfectly presenting the unique charm of high-quality plastic sheets and parts.

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Performance Testing

All materials undergo rigorous performance tests to ensure that strength, weather resistance and other indicators meet standards, providing customers with reliable and durable plastic sheets and parts.

Detect size, More rigorous

Every link is strictly controlled and accurately measured to ensure the size is correct and meet high-precision requirements, providing customers with perfectly matched customized solutions for plastic sheets and parts.

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Our material warehouse your backyard

With a wide variety of products and sufficient inventory, we can quickly respond to customer needs and meet purchasing needs in one stop.

Quality service Guaranteed

We are committed to providing high-quality services throughout the entire process. From consultation to after-sales, our professional team is on standby at all times to ensure customer satisfaction and create a worry-free purchasing experience.

Low cost & fast delivery

Professional Packaging, Transportation

Professional packaging and delivery to ensure that the transportation is intact, and to develop a reasonable price logistics method.

Frequently Asked Questions

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What Did Our Clients Say?

From material selection to delivery, every step is smooth and worry-free. Customer reviews are authentic and reliable, giving you full confidence before shopping. Here, you can not only find the materials you like, but also enjoy the considerate service and guarantee. It is worthy of your trust and choice!
The team at Cylex plastics is very professional, the material quality is great and meets our usage requirements, we are very satisfied with our purchase.
We have cooperated with Cylex plastics for many years. The quality of materials and service attitude are always the reasons why we choose Cylex plastics. We have also developed and expanded our business scope because of this.
Fast shipping, guaranteed quality, and good performance under harsh conditions, Cylex plastics is our trustworthy partner
The tolerances are precise, the workmanship is beautiful, it does not deform, and the logistics is fast. It deserves praise!
CNC processed, fine workmanship, accurate size
The finished product was sent over. The tolerance requirements that I have always emphasized have been met. I am satisfied.
As good as always, you can buy with confidence, the materials and workmanship are very good
The effect is as expected, very standard
The quality is very good, the size is standard, and the packaging is very careful
The size is fine, arrived on time and just used, easy to communicate with, we can continue to cooperate in the future
Very good, the quality is good, I can continue to buy from this store in the future

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Black ESD synthetic stone sheet machined into a wave solder pallet for SMT PCB assembly

ESD Synthetic Stone Sheet for Wave Solder Pallets & SMT Carriers