Frequently Asked Questions

Quick answers on products, certification, samples, packaging and export.

What silicone materials does Ruihe manufacture?

We produce eight major series — silicone rubber (LSR & HTV), silicone resin, silicone oil, silicone gel & PSA, silicone emulsion and silicone micropowder — totalling more than 100 certified grades.

Are your products certified for food and medical use?

Yes. Relevant grades hold FDA, LFGB, REACH, RoHS and biocompatibility compliance, and our quality system is certified to ISO 9001:2015. Documentation is provided on request.

Can I order samples before placing a bulk order?

Absolutely. We provide samples for qualification on most grades. Contact our sales team with your target specification to arrange a sample.

What are your standard packaging options?

Liquid silicone rubber is supplied as A/B components in 20 kg or 200 kg pails. Oils and other products are typically packed in 200 kg drums; bulk and custom packaging are available.

Do you support OEM / custom formulations?

Yes. Our R&D center develops tailored grades to meet specific hardness, viscosity, cure and regulatory requirements. Share your performance targets to start.

How long is delivery / lead time?

Standard grades ship quickly from stock; custom or large-volume orders are scheduled against our 30,000 t/yr capacity. Lead times are confirmed at quotation.

Do you export worldwide?

Yes. Ruihe has extensive export experience and provides full compliance documentation for international shipments.

Ready to build with better silicone?

Send us your specification, hardness, cure system and volume — our technical team replies within 24 hours with a tailored recommendation and quotation.