Complaint
Introduction
Formaldehyde-free environmental protection muffler air duct is a new type of air duct developed by new technology and new materials, which does not contain formaldehyde, ammonia and other toxic and harmful substances. The product is made of inorganic glass fiber bonded with acrylic thermosetting resin, which is durable, provides a clean and fireproof inner surface, minimizes friction losses, and is widely used in various places.
Class A fire prevention, high safety
Sound absorption and noise reduction, quiet space
Mildew - proof, healthy environment
Fast production, shorten the construction period
More space saving.
Formaldehyde-free environment-friendly muffler air duct
| Performance items | Technical parameter | Executive standard |
| combustion performance | A | GB/T 8627 |
| Heat conductivity coefficient W/(m·k) | ≤0.033 | GB/T10294 |
| moisture rate % | <3 | GB/T 5480 |
Compressive strength Pa | 2500 | / |
Mycotic resistance | Mold production level 0 | GB/T 2423.16 |
Formaldehyde, benzene release amount | No release | / |
Fiber shedding | 0 | GB/T16147 |
| operating temperature | -50-110 | / |
FAQ(Frequently Asked Questions)
Sample Policy
General samples can be available for free, however, express freight are on buyers account For valued items, we charge sample fee, which can be refund in the order.
Payment term
1)T/T: Normally 30% deposit before production, the balance of 70% against B/L copy.
2) L/C(For container order only)
3)0/A(For reliable buyer only)
4) Paypal, Western Union etc(For small sample order)
Delivery time
Normally 35 days after receipt of buyer's deposit.
