Marine Adhesives
Your Trusted Factory for Professional Marine Adhesives
At ZDS we engineer and produce high‑performance marine adhesives — from marine epoxy adhesive to polyurethane sealants — in our own ISO‑grade facility. We specialize in OEM/ODM, private label, with no minimum order quantity, rapid prototyping, and fast sample turnaround. Get a Quote today and secure a reliable bond for your next vessel build or repair.
Factory Capability & Production Reliability
In‑house production lines
Dedicated epoxy adhesive line, polyurethane sealant line, silicone and polysulfide sealant line — allowing tight control over resin mixing, curing, and quality consistency.
Laboratory & QC testing
Each batch undergoes tensile shear strength testing, salt‑water immersion resistance, peel/flexural testing, and long‑term durability assessments to verify performance against marine standards.
Monthly capacity
Up to 50 tons of adhesive/sealant output — sufficient for small repair shops to large boat builders.
Quality control flow
Raw‑material verification → mixing & degassing → viscosity / density check → batch curing → mechanical & environmental testing → packaging with batch traceability.
ZDS Marine Adhesives
| Model | Appearance | Viscosity | Curing | More |
|---|---|---|---|---|
| ZDS-5013AB | More | |||
| ZDS-2186AB | Amber liquid | 18000-30000 cps | 5-8 min @25°C | More |
| ZDS-PA1600AB | 8 min @25°C | More | ||
| ZDS-703AB | More | |||
| ZDS-5017AB | More | |||
| ZDS-1346AB | 5 min @25°C | More | ||
| ZDS-4018AB | 1200-1800 cps | 10-30 s @365-405nm | More | |
| ZDS-5014AB | 24 h @25°C | More | ||
| ZDS-1101AB | 50000-80000 cps | 30 min @25°C | More | |
| ZDS-2109011 | Colorless to light yellow transparent liquid | 12000-35000 cps | 150-200mj (50W LED light 395nm) | More |
| ZDS-2201061 | Transparent or yellowish liquid | 7 cps | 200 mJ @ 365/395nm LED light | More |
| ZDS-2011031 | Translucent liquid (thixotropic) | 10000-25000 cps | 880mj exposure (2KW medium pressure mercury lamp) | More |
Application Solutions for Marine Use
ZDS marine adhesives serve a wide range of maritime applications — from structural bonding to sealing and repair:
Using marine epoxy adhesive for fiberglass hull bonding, ensuring structural integrity and resistance to water ingress.
Flexible marine sealant adhesive for waterproofing seams, deck joints, and securing teak wood planks — ideal for both new builds and refurbishment.
Structural marine adhesive for bonding marine plywood interior panels, cabinetry, bulkheads — even in high‑moisture cabins.
Polysulfide or polyurethane sealant adhesive for watertight sealing around hardware, drains, hatches, and underwater gear.
Fast‑curing marine adhesive for temporary or permanent repairs — gel‑coat crack sealing, fiberglass patching, or bonding loose fittings.
Material Decision Matrix
| Application Requirement | Recommended Material Type | Why It Works |
|---|---|---|
| Structural fiberglass bonding & hull lamination | Epoxy resin (marine epoxy adhesive) | Excellent shear strength, gap-filling, high adhesion to fiberglass/gel-coat, salt‑water resistance |
| Flexible seams, deck joints, wooden deck bonding | Polyurethane adhesive / sealant | Good flexibility, adhesion to wood and metal, vibration tolerance |
| Seal around underwater fittings / through‑hulls | Polysulfide or polyurethane marine sealant | Waterproof, durable underwater, accommodates thermal expansion |
| Interior trim / cabin plywood bonding | Epoxy or polyurethane adhesive | Strong bond, moisture resistance, stable even in variable humidity |
| Quick repairs, patching, maintenance | Fast‑curing epoxy or special marine repair adhesive | Rapid set‑time, good adhesion, temporarily or permanently bond components |
Performance Parameter Table
| Parameter | Typical Value (Marine Epoxy) | Typical Value (Polyurethane Sealant) | Typical Value (Polysulfide Sealant) |
| Tensile Shear Strength (Aluminum to Fiberglass) | ≥ 12 MPa | ≥ 8 MPa | ≥ 9 MPa |
| Gap Filling Capability | Up to 5 mm | Up to 3 mm | Up to 4 mm |
| Pot Life / Work Time | 20–40 min | 30–60 min | 25–50 min |
| Full Cure Time (at 25 °C) | 24–48 hours | 48–72 hours | 48 hours |
| Temperature Resistance (Cured) | –40 °C to 120 °C | –30 °C to 90 °C | –25 °C to 85 °C |
| Water / Salt Water Resistance | Excellent (no swelling or degradation) | Very Good | Very Good |
| UV Resistance (top coat required) | Moderate — use UV resistant overcoat | Good (if formulated UV resistant) | Good (if formulated UV resistant) |
Industrial Use Cases & Problem-Solution Alignment
Fiberglass catamaran manufacturer
Using ZDS marine epoxy adhesive for hull-to-deck bonding and internal bulkhead lamination — providing structural strength and long-term saltwater resistance.
Yacht refurbishment shop
Applying flexible polyurethane sealant adhesive to reseal deck seams, around hatches, and to re-install teak decking — restoring waterproof integrity and finish.
Wooden boat restorer
Bonding marine-grade plywood interiors and teak paneling inside cabins, ensuring stable adhesion in fluctuating humidity and salt‑air environment.
Marina maintenance crew
Employing fast‑curing marine adhesive for emergency underwater patching, replacing corroded fittings, sealing through‑hull bolts without dry‑dock — minimizing downtime.
Sampling & Rapid Prototyping
We understand that every boat or project can have unique requirements. That’s why ZDS offers free sample kits (epoxy, polyurethane, polysulfide) with no minimum order quantity (MOQ).
Need a custom formulation — e.g., modified pot life, color-matching for teak deck, or special viscosity for vertical application? We provide rapid prototyping within days to align with your project timeline and specifications.
FAQs
Which marine adhesive should I choose for fiberglass hull bonding?
We recommend our marine epoxy adhesive — thanks to its strong shear strength, excellent adhesion to fiberglass and gel coat, gap‑filling capacity, and salt‑water resistance.
Can your sealants handle teak deck installation and movement from temperature changes?
Yes. Our polyurethane or polysulfide marine sealants remain flexible under temperature shifts and boat movement, ensuring deck seams and wood bonds stay intact.
Are ZDS adhesives suitable for underwater fittings without removing the boat from water?
In many cases — especially with quick-curing formulations — our underwater-rated sealants can be applied in-situ to seal hardware or patch minor leaks, depending on hull material and fitting design.
What is the cure time before a bonded part can be stressed or immersed in water?
Typical full cure time is 24–48 hours for epoxy adhesives, and 48–72 hours for sealants. However, partial handling strength is often reached in 8–12 hours (depending on ambient temperature).
Do you offer color-matched adhesives (e.g., wood-tone for teak decks)?
Yes. Through our private-label and rapid-prototyping program we can match resin or sealant color to furniture, teak decking, or interior trim — ensuring a clean, professional finish.
Are there minimum order quantities?
No — we support no MOQ orders for sample kits or small-batch production, ideal for prototyping, small repair shops, or limited refits.
Is your adhesive certified for marine use?
All our marine epoxy and sealants are tested for salt‑water immersion, UV stability, and mechanical strength under marine‑type stress. We can provide test reports upon request.
What packaging sizes are available?
Sample kits (small cartridges), 1 kg, 5 kg, and 20 kg pails — flexible for small shops or large-scale production.