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Smart home device makers compete on reliability in rooms where moisture exposure is routine, and online retail return rates punish even small waterproofing failures. Selective gel potting has moved from upmarket products to mainstream sensor lines as automated dispensing brought per-unit cost to cents. Hong Ye supplies small-kit to drum volumes, RoHS/REACH documents and masking/dispensing process guidance for high-volume OEMs. The market favors suppliers who understand which sensor areas must stay gel-free and can deliver consistent rheology for automated lines.

PRODUCT REQUIREMENTS
Smart sensor potting requires: selective sealing of boards/battery zones while keeping sensing elements exposed; IP65/67 splash protection; non-magnetic and RF-transparent properties; near-zero stress on miniature parts; room or low-heat cure near coin cells; and automated micro-dispensing.
CORRESPONDING PRODUCT MODEL PARAMETERS
Recommended model: HY-9405 - Blue medium-tack grade for electronic potting, meter sealing, waterproofing and vibration damping
| Model | Color | Viscosity (mPa.s) | Operation Time (min) | Cure Time (hr) | Penetration (0.1mm) | Tack | Mix Ratio | Density (g/cm3) |
| HY-9405 | Blue | 1800+/-400 | 20-40 | 4-6 | 170+/-30 | Medium | 1:1 | 1.02 |
GRADE SELECTION GUIDE
| Model | Color | Penetration (0.1mm) | Tack | Typical Applications |
| HY-9400 | Blue | 200 | High | HEPA/ULPA filter gel channels, biosafety cabinet seals, applications requiring strong adhesion and re-sealability |
| HY-9405 | Blue | 170 | Medium | Electronic potting, sensor encapsulation, applications balancing softness and dimensional stability |
| HY-9409 | Transparent | 150 | Low | Transparent gel pads, intimate apparel, prosthetic devices, applications requiring visual clarity or easy repositioning |
FREQUENTLY ASKED QUESTIONS
Q: How does a humidity sensor still work after potting?
A: The sensing window is masked during dispensing; gel seals the board perimeter while the humidity element stays exposed and breathing through its designed membrane.
Q: Will gel affect door contact magnetic sensing?
A: No. The gel is non-magnetic; reed switches function normally, and masking keeps gel away from the magnet gap.
Q: Can gel block Wi-Fi or Zigbee signals?
A: No. The non-metallic gel is RF-transparent; antennas radiate normally through thin gel sections.
QUALITY ASSURANCE & CERTIFICATION
Every batch of Hong Ye HY-94 series jelly gel is produced under ISO 9001 certified quality management in a dedicated silicone workshop, with incoming raw-material inspection, in-process mixing control and finished-product testing on every batch. Before release each lot is checked for viscosity, mix ratio, cure time, penetration, color and tack, and a Certificate of Analysis (COA) listing the actual measured values ships with every order. Standard grades carry RoHS 2.0 and REACH SVHC test reports; skin-contact and baby-care grades can be supplied with FDA 21 CFR 177.2600 and LFGB Section 30/31 reports and, on request, ISO 10993 biocompatibility testing; flame-retardant grades meet UL94 V-0. Food-contact, medical and export orders are supported by the corresponding compliance files for customer qualification. Hong Ye has manufactured and supplied jelly gel to contractors, filter builders and equipment makers in over 60 countries since 2005, with monthly capacity above 500 tons, batch traceability and multi-language documentation. Application engineers provide grade selection, sample evaluation, on-site or video pouring guidance and after-sales follow-up, and technical data sheets (TDS), safety data sheets (SDS) and test reports are available before order to support tender and audit processes.

CONCLUSION
The market for tank sealant jelly gel in this application area continues to expand as cleanroom construction, electronic encapsulation, automotive electrification, energy storage and consumer product manufacturing drive demand for reliable two-component addition-cure silicones. Hong Ye supports this growth with ISO 9001 certified production, 500-plus ton monthly capacity, complete compliance documentation and responsive application engineering. Buyers evaluating suppliers are advised to look beyond unit price and compare batch-to-batch consistency, documentation completeness, delivery stability and technical service responsiveness, because the cost of a sealing or potting failure - rework, downtime, certification delay or product recall - far exceeds the incremental cost of a quality gel. Choosing the correct grade for the channel, operating temperature and service environment, following the 1:1 mixing and pouring procedure and validating with a small trial batch all help secure a durable seal. Hong Ye welcomes sample requests and application enquiries; our engineers will recommend the HY-9400, HY-9405 or HY-9409 grade that matches the sealing or potting requirement and support qualification from first sample through volume production.
August 31, 2026
August 25, 2026
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August 31, 2026
August 25, 2026
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.