Perlite is an excellent filter aid.It is used extensively as an alternative to diatomaceous earth.The popularity of perlite usage in this application is growing considerably wordwide.Perlite filters are fairly commonplace in filtering beer before it is bottled.
Physical and Chemical Properties:
Element | SiO2 | Al2O3
| Na2O | K2O | Fe2O3
|
Content | 69.47-75.43% | 12.53-15.19% | 2.51-4.57% | 1.39-4.97% | 0.39-2.36% |
Element | CaO
| MgO | FeO | H2O | Impurity |
Content | 0.97-1.67% | 0.40-0.96% | 0.36-1.57% | ≤1% | ≤0.5% |
Expansion ratios | Hardness | Specific gravity(g/cm3) | Expanded temperature\(°C) | Setting time(seconds) |
≥8.39 | 5.0-7 | 1.2-1.4 | 900-1200 | 5-10 |
Technical Information of Perlite Usage in Foundry Industry
Perlite in the ore form is used in high temperature applications in the steel, ferrous and non-ferrous industries, as a slag coagulation agent, in ladle topping compounds, as an ingredient in exothermic and insulating sleeves and as a cushioning
1.Packing?
1MTS/BAG 1.1MTS/BAG 1.2MTS/BAG,50kgs/bag,25kgs/bag ,or negotiation
2.Delivery time ?
a)Within 7~10 days after receive your deposit
b)Samples prepared with in 2 days after receive your express charges
3.MOQ?
As usual MOQ : 5 tons
Sure if you have small require for MOQ, then we can send to you by air or by LCL ,then the MOQ no limit
4. Payment terms?
T/T:50% deposit and the balance by the Copy of B/L.
Irrevocable L/C also accept.
5. how is the charge for samples ?
We can send free samples to you,but you pay the express fee, but we will return to you when the first order.
1--Wide ranges of products are available for different styles and sizes.
2--Knowledgeable sales representatives are available to reply all inquiries and e-mails within 24 hours. They could also offer professional advices to meet your satisfactory.
3--Friendly Customer Service:
a. We would confirm every details with you before production to avoid any mistake;
b. Our cost man will select the right quarry and factories for your orders.
c. Our experienced QC will follow up the orders to ensure quality
d. Our sales will update you order and shipping status until you get them smoothly..
4--Quality Control:Our QC will check products pc by pc before packing.
5--Timely Delivery:We always send out containers within agreed time.
6--Guarantee:We are guarantee to replace or refund any wrong or broken products that caused in our part.
Shijiazhuang ShengPing Minerals
Known for manufacturing and exporting a wide range of best quality Kaolin & bentonite, Shengping minerals was set up in the year 2002 at Shijiazhuang city of Hebei province.
The product range offered by us comprises comprehensive, salt lamps, negative ion powder, tourmaline powder, far infared ceramic ball, calcium carbonate, mica and vermiculite.
Address : Xizhuang Village, Nanyanchuan Township, Lingshou County, Shijiazhuang,Hebei, China
Post Code : 050000
Tel : +86-0311-68003825
Web Site : www.sp-minerals.com