Polycaprolactone Pellets Supplier | CAS 24980-41-4
PCL pellets are a resin feedstock for polymer compounding, hot melt adhesive formulation, low-temperature thermoplastic sheet development and filament extrusion. Each application requires a different balance of melt flow, forming behavior and finished-material properties, making grade selection an important part of industrial purchasing.
For adhesive formulations, selection focuses on melt viscosity and compatibility with the other components. For sheets and filament, extrusion stability, cooling behavior and dimensional control are key considerations. Matching these requirements to the proposed resin specification helps manufacturers select a trial material and establish the purchasing requirements for subsequent bulk orders.
| Item | Specifications | Results |
| Characters | White powder particle/granule | White powder particle/granule |
| Inherent Viscosity | dl/g(Viscosimeter) | 0.82 dl/g |
| MN | 60000-80000 | Conforms |
| Melt Index | 22-26g /10 min150℃ | 23 |
| Melting Point | 58-60℃ | 60 |
| Specific Gravity | 1.08-1.12 g/ml(25℃) | 1.12 |
| Water Content | ≤1.0% | 0. 5% |
| Polydispersity index | ≤1.8 | 1.8 |
| Conclusion | The results conforms with enterprise standards | |
| Production Application | Main Selection Factors | Project Information |
|---|---|---|
| Hot melt adhesives | Melt viscosity and resin compatibility | Working temperature and substrates |
| Polymer compounding | Dispersion and property balance | Base polymer and performance targets |
| Thermoplastic sheets | Forming and cooling behavior | Sheet dimensions and forming requirements |
| Filament extrusion | Extrusion stability and diameter control | Equipment, diameter and throughput |
| Film and packaging | Film properties and sealing behavior | Film process and end-use requirements |
Unilong supplies polycaprolactone pellets in bulk for industrial production, with commercial quotations for tonne-scale and full-container orders. Standard supply is packed in 25 kg bags or 25 kg drums.
Bulk PCL pellet pricing is based on the specified grade, order quantity, packaging and delivery terms. For recurring production demand, enquiries can cover repeat orders and the required quantity per shipment. The quotation identifies the offered material, price and dispatch schedule.
For a bulk quotation, send your required grade or specification, total quantity, packaging preference and destination.
1. Hot Melt Adhesive Formulations
PCL resin can be considered as a polyester component in hot melt adhesive formulations where melt viscosity and flexibility affect application and bonding behavior. The choice of resin also depends on the other formulation components and the substrates being bonded. For adhesive projects, the purchasing requirement should address viscosity at the working temperature and performance after cooling. A formulation requiring a reactive PCL polyol with defined hydroxyl characteristics needs a corresponding specification; thermoplastic pellet data alone do not establish that reactive-material suitability.
2. Polymer Compounding and Modification
Polycaprolactone granules provide a feedstock for blend and compound development where the balance of flexibility, strength and processing behavior matters. PLA-containing blends are one application direction, while suitability for other base polymers depends on the particular formulation.
The selected resin must work within the compound's property targets. Changes in composition and mixing conditions can affect dispersion and the resulting material, so a successful laboratory blend should be followed by a representative equipment trial before production purchasing.
3. Low-Temperature Thermoplastic Sheets
PCL can be considered for heat-formable sheet and profile development. Sheet producers need a material that processes into the required dimensions and delivers the intended forming behavior and mechanical properties after cooling.
The relevant purchasing criteria include the sheet-making route, thickness, forming conditions and finished-material targets. Medical-device or other specialized uses require an appropriately qualified grade and finished product; general thermoplastic behavior does not establish medical-grade status.
4. Filament Extrusion and 3D Printing Materials
PCL pellets can be evaluated as feedstock for filament manufacture and suitable direct pellet-extrusion processes. Filament production focuses on extrusion stability, drawdown, diameter control and handling after cooling.
Material selection should reflect the equipment and the intended printing feedstock. The resin pellets offered here are raw material for processing, rather than finished filament. Direct pellet printing requires a compatible pellet-fed machine; a filament-fed printer requires a corresponding filament product.
5. Film and Packaging Compounds
PCL can be considered in film and packaging formulations where flexibility and sealing behavior are relevant. Film producers need the resin selection to fit the base formulation, processing route and required performance of the finished structure.
1. Controlled release drug carrier, cell and tissue culture media frame
2. Fully biodegradable plastic surgical suture
3. High strength film filament molding
4. Low temperature impact property modifier and plasticizer of plastics
5. Medical modeling materials, industrial, artistic modeling materials, toys, organic colorants, hot copy ink adhesives, hot melt adhesives.
A biodegradable polymer, non-toxic, biodegradable in soil, excellent mixing, mechanical compatibility with many polymers and good viscosity to many matrices. Extrusion aids, mold lubricants, release agents, pigment and filler dispersing aids, and polyester segments in polyurethane and block polyester.
PCL pellets are available in 25 kg bags or 25 kg drums.
| Packaging | Net Weight | Reference Loading per 20-ft Container |
|---|---|---|
| Drum | 25 kg/drum | 9 metric tons |
| Bag | 25 kg/bag | 20 metric tons |
Storage: Keep the packaging tightly closed in a cool, dry place, away from heat and moisture.
Yes. We can quote against your current resin datasheet or purchasing specification. The offer identifies the proposed material and the specification covered by the quotation.
Repeat orders can be quoted against the previously agreed grade and specification. Each offer states the order quantity, packaging and dispatch arrangements.
Freight is included only when stated in the quotation. The quoted delivery terms define which transport costs are covered.
Changes before order confirmation require an updated quotation. Unit price, pack count, freight and dispatch timing may change with the revised quantity.
