Factory and Activities
Specifications
General Information
| Parameter | Detail |
|---|---|
| Product Name | HDPE DMDA-8008 |
| Polymer Type | High-Density Polyethylene (HDPE) |
| Manufacturer | PetroChina Dushanzi Petrochemical Company |
| Production Process | Unipol gas-phase fluidized-bed polyethylene process |
| Comonomer | Butene-1 |
| Catalyst | Titanium (Ti) catalyst system |
| Execution Standard | Q/SY DS062-2010 |
| Appearance | Natural-color pellets; zero black particles; zero impurities |
Technical Properties
| Property | Value | Unit | Test Method |
|---|---|---|---|
| Coloring particles | 0 | pcs/kg | SH/T 1541-2006 |
| Over/undersized pellets | 0.1 | g/kg | SH/T 1541-2006 |
| Melt Flow Rate (2.16 kg) | 7.24 | g/10min | Q/SY DS 0511 |
| Density | 956 | kg/m³ | Q/SY DS 0510 |
| Tensile strength at yield | 28.9 | MPa | Q/SY DS 0512 |
| Tensile stress at break | 24.8 | MPa | Q/SY DS 0512 |
| Tensile strain at break | 1698 | % | Q/SY DS 0512 |
| Charpy impact strength | 6 | kJ/m² | GB/T 1043.1-2008 |
Recommended Processing Conditions
| Grade | Barrel Temperature (°C) | Melt Temperature (°C) |
|---|---|---|
| DMDA-8008 | 190–230 | 190–230 |
*Conditions above are indicative. Optimize based on mold geometry, wall thickness, and machine tonnage.
Applications
The two primary markets for DMDA-8008 are bottle caps and returnable crates — applications that share a common requirement: a high stiffness-to-toughness ratio delivered at injection cycle speeds.
Bottle cap production runs on multi-cavity hot-runner tooling, often with cavity counts in the dozens and cycle times under 10 seconds. The MFR of 7.24 g/10min gives DMDA-8008 the flow to fill small, thin-walled cavities reliably without requiring elevated melt temperatures that can degrade the polymer or generate volatile byproducts in food-contact environments. Once molded, the density and yield strength profile ensures closures hold torque specifications through filling, distribution, and retail handling.
Returnable transit packaging — solid or foldable crates used in beverage, agricultural, and automotive supply chains — demands a different combination of the same properties. Stacked loads on warehouse racks test creep resistance; drop testing during logistics qualification tests impact performance. DMDA-8008's Charpy impact strength of 6 kJ/m² and elongation at break of 1,698% indicate a material with enough ductility to absorb impact energy before crack propagation, while the 956 kg/m³ density provides the part stiffness needed to prevent stack collapse under sustained load.
Pellet quality — zero coloring particles per kilogram and a strict limit on over/undersized pellets — supports consistent colorability. Branded closures require clean base resin for accurate color matching; crate fleet operators use color-coding across SKUs to manage logistics. Contamination or inconsistent pellet sizing disrupts both.
Why Source Through BASTONE
BASTONE Petrochem distributes DMDA-8008 through direct allocation from PetroChina's authorized channel, not through spot-market reselling. Procurement teams receive batch-level COA documentation matched to Q/SY DS062-2010, covering MFR, density, mechanical properties, and pellet appearance — the documentation format required for supplier qualification in food and beverage packaging supply chains where traceability to the production source is mandatory.
The BASTONE parent group operates four manufacturing sites and a dedicated R&D center. When buyers need technical input on grade selection — whether DMDA-8008 or an adjacent MFR grade fits a specific mold cooling and ejection profile — BASTONE's technical team evaluates the application rather than offering a generic answer. Pure trading houses do not typically carry that capability.
Export operations run through Zhejiang Bastone Technology Co., Ltd, with over 10 years of documented export experience. BASTONE manages FOB Ningbo and Qingdao shipments, full container load planning, MSDS and packing list preparation, and certificate coordination. Buyers requiring CIF or DDP terms can request a full landed-cost quotation alongside product pricing.
Sourcing & Logistics
| Parameter | Detail |
|---|---|
| Supply Origin | PetroChina Dushanzi Petrochemical Company, Xinjiang, China |
| Packaging | 25 kg PE bags on pallets (standard); jumbo bags available on request |
| Export Entity | Zhejiang Bastone Technology Co., Ltd |
| Documentation | COA (Q/SY DS062-2010), MSDS, packing list, bill of lading, certificate of origin |
| Trade Terms | FOB Ningbo / FOB Qingdao; CIF and DDP available on request |
| Sample Availability | Available on request — contact BASTONE for lead time and quantity |