Audited Supplier
DovaFR PA 312a Edition Date Sep 26,2019 Edition Number 2
Halogen-free flame retardant for Nylon (PA)
DovaFR PA 312a is kind of halogen-free organic phosphorous flame retardant. It is white power with larger particle size, high hydrophobicity, high temperature resistance and non-migration.
- DovaFR PA 312a has large particle size.
- Good coloring performance.
- DovaFR PA 312a is contrast in laser marking.
- DovaFR PA 312a has high flame retardant efficiency, small addition amount and good dispersion.
- Good water resistance, no precipitation, migration, moisture resurgence and water slip phenomenon.
- DovaFR PA 312a is non halogen and eco-friendly flame retardant, which is complied with EU ROSH, REACH and other regulation requirements.
| Characteristics | Unit | Standard Request | Test Method |
| Appearance | White powder | Visual | |
| Decomposition temperature | °C | 340 Min (weight lost 5%) | TGA (10°C/min, in air) |
| °C | 300 Min (weight lost 1%) | TGA (10°C/min, in air) | |
| Moisture | % (w/w) | 0.3 Max | Karl-Fischer titration |
| P content | % (w/w) | 22~24.5 | Inductively coupled plasma emission spectrometer |
| Density | g/cm³ | approx. 1.6 | at 20°C |
| Bulk Density | kg/m³ | approx. 500 | |
| Average Particle Size(D50) | µm | 20~40 | Laser diffraction |
²) Technical data: The technical data are used solely to describe the product and are not subject to regular monitoring.
DovaFR PA 312a is mainly applied in polyamides (PA). It is suited for both glass-fiber-reinforced and unreinforced grades with good mechanical and electrical properties.
Recommended dosage| Product | PA 6 + 30% Glass Fiber | PA 66 + 30% Glass Fiber |
| DovaFR PA 312a | 17~ 19 | 15-17 |
| UL94 | V0(3.2-0.8 mm) | V0(3.2-0.8 mm) |
Delivery Form
White powder
Processing
Before processing, nylon should be dried, if possible, the moisture content should be less than 0.1% (by weight). It is not necessary for DovaFR PA 312a. Please make sure that all ingredients are evenly dispersed, and the processing temperature should not exceed 320°C.
Packaging
DovaFR PA 312a is supplied in 25 kg craft paper bag / 1.000 kg shrink-wrapped pallet.
Storage
Minimum shelf life is 24months from the date of shipping when stored according to the said conditions.
Contact Us
Please contact us for safety and regulatory details or the Material Safety Data Sheet (MSDS).
Q1: How can I get free samples?
A: Kindly send us your address, we can send you free samples, but samples freight belongs to clients.
Q2: How to start orders or make payments?
A: Payment by T/T, Western Union or Paypal or 100% Irrevocable L/C at sight.
Q3: How to confirm the Product Quality before placing orders?
A: You can get free samples for some products. You can send us your product specifications and request, we will manufacture the products according to your requests.
Q4: What's your MOQ?
A: Our MOQ is 1 Metric Ton.
Q5. How about your delivery time?
A: Generally, it will take 3 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q6: Is there a discount?
A: Depending on quantity.
Q7: How do you treat quality complaint?
A: First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Q8: How to contact with us?
A: Click the" Made-In -China "Contact Now" and send us message of the product you interest in, you will get reply within an hour. And You can dial our telephone directly or send Email to us.
