We continue to innovate and strive to improve ourselves in order to provide users with Refractory bricks for regenerator of glass furnace, Zirconia Ball, Multiaperture white carbon black that is higher quality and more stable performance. We can provide our customers with best products and best service, and are desired to cooperate with you for common development. We sincerely welcome both equally international and domestic company associates, and hope to work along with you during the in close proximity to foreseeable future! We are advancing steadily in the highly competitive market with the posture of high technology, high quality and high requirements. Our company will continue to adhere to the 'superior quality, reputable, the user first' principle wholeheartedly.
1, Application field: Sound insulation of suspended ceiling, partition wall, large conference room, performance hall, business building, waiting hall, etc
2, Characteristics:
1) It has good sound absorption and sound insulation effect and good heat insulation performance
2) Product performance is stable, acid and alkali resistant, not easy to corrosion, will not be damaged by moisture and insects, environmental protection building products
3) The size is stable, and the wet expansion and dry shrinkage of the product are controlled in an ideal range
4) Good fire resistance, no combustible or harmful smoke
5) Moisture proof and fireproof performance is good, it can keep stable performance in toilet, bathroom and other places without expansion or deformation
6) High strength, 6 mm thick product strength greatly exceeds 9.5 mm thickness ordinary gypsum board
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3, Main parameters of calcium silicate perforated sound absorption board
ITEM | UNIT | TECHNICAL INDEX |
B.D | g/cm3 | 0.95-1.2 |
Thermal conductivity | w/m.k | 0.20-0.35 |
Bending strength After drying | Mpa | Transverse ≥12 Portrait ≥9 |
Fire resistance | A grade | |
Wet swelling rate | % | ≤0.25 |
Frost resistance | Excellent | |
Water absorption | % | ≤10 |
Acoustical absorption coefficient 8mm thick plate Perforation rate 20.6% | 0.57 | |
Noise reduction coefficient 8mm thick plate Perforation rate 20.6% | 0.65 |
4, Specification:1220*2440*(4-20)mm,the shape of hole: Round, square, long strip
5,Our company promises to customers: to provide free technical exchanges and services with customers, and to provide samples to customers free of charge without any sample fees.
6,Achievements generated: Our company has previously shipped 80 tons to South Africa.
Do you want to find a professional supplier of Calcium Silicate Perforated Sound Absorption Board?
Do you want to find a stable and credible supplier?
Then please contact with us
Contact me:
Email:wp@cnjingganrefractory.com/sdwenping@163.com
TEL: 86-0533-4188518 / FAX: 86-0533-4188518
Rose:+86-13275332819(wechat/whatsapp number)
Since we have scientific management mode, rigorous working attitude, solid technical strength and advanced manufacturing technology, we can promise that each of our Perforated Calcium Silicate Board- Soundproof Board with Asbestos Free is of the highest quality. We strictly control quality source control and system construction, and strive to achieve the goal of zero defect and post-retail sales. We continue to invest a lot of manpower, material resources and financial resources to rationally arrange production space to ensure orderly and smooth production.
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