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Baby product recalls over unsafe fillings make safety documentation the first procurement filter for teether brands and retailers; food-grade certification and batch traceability override price. As Chinese baby-product factories supply global brands, demand rises for domestic gel suppliers who provide FDA/LFGB reports and consistent quality. Hong Ye HY-9409 delivers food-grade platinum gel with full documentation, small-kit sampling and 20kg MOQ custom firmness, replacing imported gel at lower cost without compromising compliance. The market favors suppliers who can support retailer audits and annual regulatory re-testing.

PRODUCT REQUIREMENTS
Baby teether filling requires: FDA 21 CFR 177.2600 and LFGB food-contact compliance; no BPA, phthalates, PVC plasticizers, heavy metals or organotin; odorless, tasteless, transparent appearance; no cure by-products; soft jelly feel at penetration 150 plus or minus 30; bite-resistance within the membrane; and batch COA with test reports. In infant detail, the gel must comply with FDA 21 CFR 177.2600 and LFGB, containing no BPA, phthalates, PVC plasticizers, heavy metals or organotin. Dispensed within 20-40 minutes of mixing and cured to penetration 150+/-30 in 4-6 hours, it is colorless, transparent, odorless and tasteless, with no long-term oil separation or migration. Inside a sealed membrane it withstands repeated biting and squeezing without rupture or leakage. It tolerates brief boiling-water sterilization and baby-product wiping without yellowing; each lot undergoes sensory, physicochemical and migration-related checks with COA attached for traceability.
CORRESPONDING PRODUCT MODEL PARAMETERS
Recommended model: HY-9409 - Transparent low-tack grade for intimate apparel, personal-care and body-contact products requiring clarity and skin-safe materials
| Model | Color | Viscosity (mPa.s) | Operation Time (min) | Cure Time (hr) | Penetration (0.1mm) | Tack | Mix Ratio | Density (g/cm3) |
| HY-9409 | Transparent | 2200+/-400 | 20-40 | 4-6 | 150+/-30 | Low | 1:1 | 0.96 |
GRADE SELECTION GUIDE
The HY-94 series offers three standard jelly gel grades for liquid-channel sealing, soft electronic potting and body-contact gel products. Their color, cone penetration, tack and typical applications are described below so users can choose the grade that matches sealing force, shape retention and processing needs.
HY-9400 is a blue grade with cone penetration 200 (0.1mm) and high tack. It is mainly used in HEPA/ULPA filter gel channels and biosafety cabinet seals, and in other applications that require strong adhesion and repeatable re-sealability.
HY-9405 is a blue grade with cone penetration 170 (0.1mm) and medium tack. It is recommended for electronic potting and sensor encapsulation, and for applications that balance softness with dimensional stability.
HY-9409 is a transparent grade with cone penetration 150 (0.1mm) and low tack. It fits transparent gel pads, intimate apparel and prosthetic devices, and other applications that require visual clarity or easy repositioning.
FREQUENTLY ASKED QUESTIONS
Q: Is the gel safe if a baby bites through the outer membrane?
A: The gel is food-grade FDA/LFGB compliant, non-toxic and tasteless; the primary safety barrier is the membrane, but the filling itself meets food-contact standards.
Q: Why must teether filling be addition-cure rather than condensation-cure?
A: Addition-cure platinum gel has no tin catalyst and releases no alcohol by-products, avoiding extractables that condensation silicones carry.
Q: Can the gel be tuned for different chew feels?
A: Yes. Penetration is adjustable from 20kg MOQ; softer gels suit cooling teethers, firmer gels suit older toddlers.
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.
October 15, 2026
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October 15, 2026
October 15, 2026
August 31, 2026
August 25, 2026
October 14, 2026
September 28, 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.