Quartz Sand (silica sand) for casting is from natural sedimentary sea sand with excellent quality. To produce high quality casting sand, scrub sand, high temperature precision casting sand. The silicon content of our product is extremely high, the sand is smooth, the mud content is low and the recyclability is good.The quality is suitable for: large, medium and small cast steel, cast iron, various colored alloys, high temperature precision casting resin sand, coated sand. The heat resistance of our product is stable,and meet the environmental protection requirements of energy saving and consumption reduction.
Optical coating particles
Optical coating particles are made from high purity quartz glass
It is refined by crushing, cutting, polishing, pure water washing, dehydroxylation, sorting, etc.
Mainly used for vacuum coating, aerospace, military, laboratory supplies, etc., often with sheet, ring, column,Particle size
♦ Used in precision casting.
♦ Refractories and optical glass manufacturing.
♦ Grinding wheel abrasives and high quality glass production.
♦ Mainly applied in plastic seal used in large-scale and extra large-scale integrate circuit.
♦ Epoxy resin, pouring, quartz rubber and other chemical industries.
♦ Why choose FSK?
Cost-effective, fast development efficiency, professional operation with integrity.
Product quality assurance, delivery guarantee, good after-sales service.
♦ When can I get the quotation?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell me by email so that we will reply to you in time.
♦ How can I get samples to check the quality?
After price confirmation, you can require samples to check the quality of our product. We could send you samples for free while you bear the freight cost.
♦ Can you do the special packing for us?
Yes, we could pack our product according to the requirement of our customers.
♦ How long is your delivery time?
We usually deliver the goods within 10 days after the payment.