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After-sales Service: | 7*24 Hours |
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Our Lumei is only using high quality raw materials. The elements are based on profiles and high quality fittings. The profiles are of a special tropical formulation with a high concentration of Titanium Dioxide (TiO2), which prevent decolourisation due to UV radiation. The Glass is high quality thermal glass. Gaskets are of Neoprene (EPDM) a thermally stable elastomer, totally resistant to UV radiation and the tropical climate in the Middle East.
Our products:casement 60/65/70 mm;sliding series 60/80/88mm.
No | Testing Item | Technical requirement | Testing result |
1 | Status after 150° heating | No bubbles,cracks and pitting | passed |
2 | Vicat softening temperature(B50)° | ≥75 | 81.0 |
3 | Bending modulus of elasticity(Mpa) | ≥2200 | 2.39*103 |
4 | Tensile-impact strength | ≥600 | 652 |
5 | Charpy notched impact strength | ≥20 | 21.8 |
6 | Welding angle mean stress | ≥35 | 47.1 |
7 | Welding angle min stress | ≥30 | passed |
8 | Water tightness | 250-350 | passed |
9 | Transmittance | K=1.0w(m2.k) | passed |
10 | Air permeability | 1.0≥q1≥0.5 3.0≥q2≥1.5 | passed |
11 | Acoustics | Rw+Ctr=31dB | passed |
12 | Window frame welding strength | Rw+Ctr=31dB | passed |
13 | Window sash welding strength | ≥3500N | passed |
Q: Are you a trading company or manufacturer?
A: We are a manufacturer of uPVC profiles and uPVC&Aluminum windows and doors.
Q: How long is your delivery time?
A: Producing and packaging a 20GP container of uPVC profiles takes 5 - 10 days.
For a 40HQ container of uPVC profiles, it takes about 10-14 days to produce and package.
For windows and doors, the delivery time depends on the design drawings and quantity.
Q: Do you provide samples?
A: Yes, we could offer the sample for free, it freight will charge about 50 USD.
Q: What's your MOQ?
A: MOQ for uPVC profiles is 10 tons; While for windows and doors is 30 square meters.
Q: What is the payment terms?
A: We accept T/T or L/C at sight.
We start to produce when we receive the 30% deposit, and the 70% balance shall be paid before shipping.
Q: Can I put the logo or company name on the products of plastic extrusion profiles or windows and doors?
A: Yes, we provide OEM service. We will follow your request to produce your brand protective films or stickers.