Detailed Introduction
PVC Granule Specification Sheet (for Hose Applications)
Product Type: Flexible Hose Grade
Serial Number | Project | Unit | Standard value | Test Method | Remarks |
1. Basic Performance |
|
|
|
|
|
1.1 | Resin Type | - | SG-5 / SG-8 (Suspension Method) | GB/T 5761 | High degree of polymerization optional |
1.2 | K value | - | 65-70 | ISO 1628-2 | Affects melt flowability |
1.3 | Volatile matter | % | ≤ 0.4 | GB/T 2914 | Low volatility reduces bubbling. |
1.4 | Apparent density | g/cm³ | 0.48-0.55 | GB/T 3402 | Impact on extrusion stability |
2. Mechanical Properties |
|
|
|
|
|
2.1 | Tensile strength | megapascal | ≥ 15 | GB/T 1040.2 | Pressure Requirements for Hoses |
2.2 | Elongation at break | % | ≥ 250 | GB/T 1040.2 | Key to Flexibility |
2.3 | Shore Hardness (A) | Shore A | 65-85 | GB/T 531.1 | Adjustable as needed |
3. Thermal Performance |
|
|
|
|
|
3.1 | Thermal stability | minimum | ≥ 60 | GB/T 2917 | 180℃ dynamic test |
3.2 | Vicat softening point | degrees Celsius | ≥ 75 | GB/T 1633 | Temperature resistance index |
4. Machinability |
|
|
|
|
|
4.1 | Melt Flow Rate (190°C, 2.16 kg) | g/10min | 2-8 | GB/T 3682 | Suitable for extrusion molding |
4.2 | Plasticization time | s | 40-80 | GB/T 3515 | Torque rheometer testing |
5. Additive System |
|
|
|
|
|
5.1 | Plasticizer content | phrase | 30-60 | - | DOP/DOA/environmentally friendly optional |
5.2 | Stabilizer Type | - | Calcium zinc / Organotin | - | Compliance with environmental protection requirements |
5.3 | Filler | phrase | 5-15 (Calcium Carbonate) | - | Cost and Stiffness Control |
6. Special Requirements |
|
|
|
|
|
6.1 | Oil resistance | - | Level A/B | GB/T 1690 | Select by application |
6.2 | Migratory | - | Low migration | ISO 177 | Prevent contaminated fluid |
6.3 | Environmental protection standards | - | REACH, RoHS, Phthalate-free | IEC 62321 | Certificates available |
Company Real-Scene
Equipment Display
Inquiry
Please fill in your Contact Us and requirements, and we will arrange a professional to contact you!
Contact Us
Contract Person: Sara Yuan
Phone: +86-13012750370
WhatsApp: 8613012750370
Email: huapeng1331@outlook.com
Contract Person: Carol Ding
Phone: +86-13176669388
WhatsApp: 8613176669388
Email: hpcarolding@outlook.com
Contract Person:Janee Ding
Phone: +86-155-5037-8008
WhatsApp: 8615969700115
Email: wanbttmi@outlook.com
Address: Approximately 110 meters northwest of the intersection of Jinshan Road and Yanzishan Road in Laiwu District, Jinan City, Shandong Province (Nanmayu Village, Hezhuang Town)
