Leading Custom Thermal Insulation Inorganic Material Manufacturer

RPower, a top-rated thermal insulation inorganic material supplier from China, delivers specialized one-stop thermal insulation solutions, including rock wool insulation, glass wool, and ceramic fiber insulation with OEM/ODM services tailored to industrial, construction, and energy applications.

COOPERATIVE PARTNER

Versatile Rock Wool Products

High-quality rock wool insulation materials, meeting with flexible, durable, and highly customizable solutions.

Rock Wool Mattresses & Blankets

Flexible insulation materials ideal for wrapping pipelines and irregular structures.

Rock Wool Boards

Rigid panels for effective thermal, fire, and acoustic insulation in building systems.

Rock Wool Pipes

Pre-formed sections for easy installation on industrial and energy pipelines.

Glass Wool Pipes

Precisely matching your project needs, offering glass wool customization beyond standard products

Ceramic Fiber Insulation Blanket

A wide range of thicknesses is available to achieve desired thermal resistance from our ceramic fiber insulation. Fiber quality is meticulously controlled.

Showcasing Our Manufacturing Power & Industry Leadership

With a state-of-the-art factory and unmatched production capacity, we lead the industry in delivering superior rock wool, mineral wool, glass wool, and ceramic fiber insulation materials, all while meeting the highest international standards.

Integrated Factory

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Professional R&D Experts

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Insulation Solutions for Industrial Precision

Rpower specializes in manufacturing premium inorganic insulation material, offering OEM and ODM services tailored for diverse industrial applications.

Rock Wool Insulation

High-density material for thermal, fire,and acoustic insulation.

Glass Wool Insulation

Lightweight insulation with excellent heatand sound resistance.

Ceramic Fiber Insulation

High-temp insulation ideal for industrial and furnace applications.

Versatile Applications Across Industries

Our insulation materials are engineered to meet the critical demands of various industries, from energy and construction to transportation and acoustics.

Thermal and acoustic insulation for exterior walls, interior partitions, sandwich panels in kitchens, fire-resistant ducts, and soundproofing walls in residential and commercial buildings.

High-performance insulation for pipelines, industrial tanks, and processing equipment in manufacturing, chemical, and power plants.

Professional-grade sound absorption for recording studios, machinery enclosures, and factory noise control walls, ensuring compliance with acoustic standards.

Fire-resistant and thermal insulation for high-speed rail, marine vessels, vehicle cabins, and transport infrastructure such as insulated pipes and storage tanks in ships and trucks.

Reliable insulation for thermal power plants, petrochemical facilities, and renewable energy systems—enhancing efficiency and withstanding extreme temperatures.

Tailored solutions for defense systems, aerospace, and other complex environments requiring certified, high-performance inorganic insulation materials.

Advanced Manufacturing & Expert Service for Your Insulation Needs

At Rpower, we deliver insulation materials that outperform industry standards while keeping your costs low. Our advanced production capabilities ensure exceptional performance—from rock wool to mineral wool and stone wool products—all manufactured to exceed ASTM requirements in dimensions, thermal resistance, and packaging precision. With low raw material costs and efficient compressed packaging, we help you save significantly on logistics, while also supporting high-end insulation product lines for demanding industrial applications.

Certifications

We are dedicated to delivering high-quality thermal insulation products that meet international standards, ensuring superior performance, safety, and sustainability.

Best Choice of Your Thermal & Insulation Needs

Elevate Your Insulation Standards Today

Delivering Thermal Insulation Solutions Worldwide

Founded in 2010, Rpower specializes in manufacturing and supplying rock wool, mineral wool, glass wool, and ceramic fiber insulation. With a 40,000㎡ state-of-the-art factory, 26+ R&D engineers, and certifications like ISO9001 and CE, we provide OEM/ODM insulation solutions to over 50 countries worldwide.

About Us

About Our Factory

What Our Clients Say

“Reliable Rock Wool Supplier”

“Partnering with Rpower was a great choice. Their rock wool insulation meets top industry standards for thermal insulation material, and their team delivers fast and professional support.”

“Superior Customization”

“Rpower provided customized mineral wool for our industrial projects with fast delivery and wholesale mineral wool pricing. Their quality control is impressive.”

“Sustainable and Safe”

“Rpower’s stone wool insulation products not only perform excellently but also focus on worker safety and environmental sustainability. A reliable mineral wool supplier for the energy sector.”

“Outstanding Value”

“We chose Rpower because they offer wholesale rock wool with superior quality and competitive pricing. Their insulation material solutions exceeded our expectations.”

Blogs

How to Install Pipe Insulation: Step-by-Step Guide

Learn how to install pipe insulation step by step, using Rockwool for energy efficiency, noise reduction, and long-lasting protection.

How to Verify Insulation Materials Meet CAN/ULC and ASTM Standards

Verify insulation meets CAN/ULC and ASTM standards with clear steps, sizing guidance, and tips for choosing reliable manufacturers.

R-Value Explained: How to Calculate and Evaluate Insulation Efficiency

R-value explained—what it is, how to calculate insulation efficiency, and the right R-values for different regions and exterior walls.

Frequently Asked Questions

How do you guarantee product and service quality?

All our processes strictly adhere to ISO 9001 standards. If a product fails to operate as described, and the problem is confirmed to be caused by us, we will replace it with the same product. Furthermore, our electrical insulation team is ready to assist you.

What are the performance characteristics of your rock wool products?

Thermal conductivity as low as 0.033 W/mk. R-value up to 15 at a thickness of 90 mm.

How do you guarantee product performance?

Our rock wool fibers have a diameter of 5-6 microns and are produced on customized production lines to ensure product performance. We also periodically send our products for third-party testing (SGS, etc.) to ensure performance stability.

What if we can't find the product we need on your website or in your product categories?
Do you manufacture products according to specific customer requirements?

Yes, we can provide customized services for customers with specific requirements. You can send your detailed requirements via email, and we will confirm whether production is possible. You can also send us samples, and we can develop new models specifically for you.

Can I buy 1-2 samples for testing before placing a bulk order?

Yes, we are happy to send samples for you to test the quality and performance. We believe you will be very satisfied with the products you receive. Furthermore, with our excellent service and highly competitive prices, we believe we will become your preferred insulation material supplier. Samples are free; you only need to pay the shipping cost, which will be refunded after order confirmation.

How to order and pay?

After clarifying your needs and determining the most suitable product for you, we will send you a proforma invoice. You can pay by wire transfer (TT)!

What if we find that your bank account is different from before?

Please do not make payment and confirm with us again before arranging payment. (Bank details will be listed on each page of the proforma invoice). We will notify you of the new account information via fax, email, and video call, and will notify you immediately after the account change.

What is your minimum order quantity?

The minimum order quantity varies for different products. Generally, our minimum order quantity (MOQ) is 200 square meters. Please feel free to contact us to confirm the MOQ for specific products.

What about the delivery date?

If we have the products you need in stock, we will complete production within 5-7 working days after receiving your full prepayment.

What are the shipping methods?

We usually use sea freight. To save costs, you can choose your designated freight forwarder or our partner freight forwarder. Please remember that we are located near Shanghai Port, China’s largest seaport, which means we have convenient sea freight access. We can also load goods at other ports in China according to your needs.

Why can you load more than 70 cubic meters of rock wool blankets?

We can compress insulation blankets, so we can load more than 70 cubic meters of material. The insulation blankets can be restored to their original shape after unpacking (within 90 days of production).

What is your company's policy if we wish to distribute your company's rock wool insulation products in the local market?

We have different policies for different target markets. Please feel free to contact us to discuss and find the most suitable preferential policy for you. Furthermore, you are welcome to visit our factory for exchange and learning!

Leading Custom Thermal Insulation Inorganic Material Manufacturer

COOPERATIVE PARTNER