Overview
JS-E6DR21-2000-308S is a direct roving / assembled roving produced with E6 glass formulation and coated with a silane-based sizing composition. It is specially designed for reinforcing epoxy resin and is suitable for both amine and anhydride curing systems, part of the Jushi product line in our glass fiber range. JS-E6DR21-2000-308S is supplied with supply chain resource support for formulators sourcing a sizing-compatible roving for epoxy composite manufacturing.
Product Type
| Glass Formulation | E6 |
| Sizing | Silane-based sizing composition |
| Compatible Resin System | Epoxy resin (amine and anhydride curing systems) |
Applications of JS-E6DR21-2000-308S in Filament Winding and Pultrusion
JS-E6DR21-2000-308S is suitable for high-tension winding and pultrusion processes. Typical applications include wound pipes, high pressure cylinders, and pultruded profiles, where epoxy resin composites reinforced with this roving offer mechanical anti-fatigue properties suited to continuous, high-stress service.
Why Sizing Compatibility Matters for Epoxy Systems
Because JS-E6DR21-2000-308S is coated with a silane-based sizing composition designed specifically for epoxy resin, formulators working with either amine or anhydride curing systems can expect fast and complete wet-out and good bonding with the resin matrix. Good process performance and low fuzz support high-speed, high-tension filament winding lines where roving breakage or fiber shedding would otherwise interrupt production.
Why Sourcing Consistency Matters for Buyers
Because sizing chemistry and glass formulation directly affect wet-out speed, fiber-to-resin bonding, and finished-part fatigue resistance, buyers should confirm current specifications for this roving against the latest technical data sheet before scheduling a production run. A supplier that consistently delivers this roving with stable sizing performance reduces the need to re-qualify a winding or pultrusion recipe with every new batch.
This is particularly relevant for high-tension winding and pultrusion operations producing wound pipes, high pressure cylinders, and pultruded profiles, where fatigue resistance and acid corrosion resistance are directly tied to consistent sizing coverage and glass fiber quality. Buyers should confirm current batch documentation against the latest technical data sheet before finalizing a production schedule.
What to Consider When Sourcing JS-E6DR21-2000-308S
Buyers evaluating JS-E6DR21-2000-308S for the first time should confirm that its E6 glass formulation and silane-based sizing are compatible with their chosen epoxy curing system, whether amine or anhydride, and should review their winding tension and pultrusion line speed requirements against the roving’s process performance characteristics. Requesting the current technical data sheet is a practical way to confirm that a given batch matches the product features described above.
Packaging, moisture-sensitive storage requirements, and transport classification should also be confirmed directly with the supplier, since glass fiber roving sizing performance can be affected by storage conditions. Buyers sourcing this roving for time-sensitive winding or pultrusion schedules should discuss lead time and packaging requirements before finalizing an order.
General Handling and Storage Guidance
As with other sized glass fiber rovings, this product should be stored in accordance with the supplier’s technical data sheet, typically in a dry, temperature-controlled, well-ventilated area away from moisture and direct sunlight, since humidity and contamination can affect sizing performance and resin wet-out. Packaging should remain sealed until the roving is ready for use on the winding or pultrusion line.
Buyers should request and review the current technical data sheet for JS-E6DR21-2000-308S prior to receipt, and confirm that on-site storage conditions, including humidity control, are compatible with the product’s recommended storage requirements. Proper inventory rotation helps maintain the wet-out and bonding performance described above.
Where to Source This Product
Thousands Chemicals supplies JS-E6DR21-2000-308S and related glass fiber products through our digital B2B marketplace, with supply chain resource support for formulators sourcing sizing-compatible roving for epoxy filament winding and pultrusion. Glass fiber roving classification and testing are commonly referenced against standards published by ASTM International. Our team can help confirm packaging, lead times, and technical documentation for your target application and order volume.
Documentation We Can Provide
For qualified buyers, we can provide the technical data sheet for the specific batch of JS-E6DR21-2000-308S being quoted. Specifications and features listed on this page reflect the manufacturer’s published values; buyers should confirm current documentation before finalizing a purchase order.
FAQ
What is JS-E6DR21-2000-308S used for?
It is a direct roving / assembled roving used for reinforcing epoxy resin in high-tension winding and pultrusion processes, including wound pipes, high pressure cylinders, and pultruded profiles.
What glass formulation and sizing does JS-E6DR21-2000-308S use?
It uses an E6 glass formulation coated with a silane-based sizing composition, designed for compatibility with epoxy resin.
What curing systems is JS-E6DR21-2000-308S compatible with?
It is suitable for both amine and anhydride epoxy curing systems.
Can you provide technical documentation and bulk pricing for JS-E6DR21-2000-308S?
Yes, technical data sheets are available on request, and our team can provide bulk pricing and lead times based on your target volume and delivery location.
Get a Quote for JS-E6DR21-2000-308S
Contact our team for pricing, documentation, and lead time on JS-E6DR21-2000-308S. Our sourcing specialists can help confirm whether this roving matches your filament winding or pultrusion process requirements before you place an order.
