Guangdong Qian Shi Brothers Technology Co., Ltd.

18 Years of Export Experience Silicone Rubber Heater Supports, Custom Shapes, Cutouts, and 3D Fitting CE/RoHS/ISO 9001 Certified

Hydraulic pump heating
Vacuum tube insulation
Gas pipe preheating
Large silo insulation
Dish Antenna Insulation
Drum heating insulation
Bridge heating insulation
New energy battery heating
Medical device insulation

Submit drawings and specifications

Please provide drawings in either hand-drawn or digital format, Include Dimensions? Voltage? Power? Other requirements？

Send Inquiry

What other information do we need to confirm?

1. Do you need holes drilled?

3. Do you need an adhesive backing?

5. Do you need a plug?

7. What is the required cable length?

2. Indicate the drilling locations

4. Do you want a thermostat?

6. Plug specifications?(European/UK, etc.)

Proposal Confirmation and Quotation

Once we receive all the necessary information, we will provide preliminary design drawings and a detailed quote within 24 hours.

Confirm sample

Samples will be ready within 5–7 days after the order is confirmed.

Mass production

Once the sample has been approved, the production lead time for bulk orders is 7 to 25 days, depending on the complexity of the custom product. The finished products will be shipped after passing quality inspection and being confirmed.

    “Whether you are in the United States, Germany, France, Turkey, or any other country, our engineering team stands ready to provide you with assistance whenever you truly need it.”
    Our boss also serves as our company's most accomplished engineer and director. He has dedicated decades to the specialized research and development of our silicone rubber heating pads. Whenever an intractable issue arises, our Director personally flies to the client's location to assist in resolving it. This photo was taken when our boss was visiting a Turkish client.
    Silicone Rubber Heater Professional Knowledge Endorsement：
    How to Calculate the Power Density of Silicone Rubber Heating Sheets?
    Power density is a core parameter that directly determines the heating efficiency, temperature uniformity and service life of silicone rubber heating sheets. The accurate calculation formula is:
    Power Density (W/cm²) = Total Rated Power (W) / Effective Heating Area (cm²)
    For conventional industrial applications, the recommended power density range is 0.6-1.2 W/cm², ensuring stable heating without local overheating. For high-speed heating or special high-temperature scenarios, the power density can be optimized to 1.2-2.0 W/cm² with upgraded insulation and heat conduction materials. Our professional R&D team calculates the optimal power density based on actual application scenarios, ambient temperature, heat dissipation conditions and installation methods, avoiding performance failures caused by unreasonable parameter matching and ensuring long-term stable operation of the product.
    3M Double-Sided Tape Selection Guide: How to Achieve Firmer Bonding?
    Reasonable selection and correct application of 3M double-sided tape are the keys to ensuring the firm installation and efficient heat conduction of silicone rubber heating sheets. Here is the targeted selection guide:
    Normal temperature & dry environment: Choose 3M 9448/9080 double-sided tape, with excellent initial adhesion, suitable for indoor conventional equipment installation.
    High temperature & humid environment: Adopt 3M 9473LE/VHB 5952 tape, featuring high temperature resistance, shear resistance and moisture resistance, perfect for outdoor and harsh industrial working conditions.
    Rough & uneven bonding surface: Select 3M VHB foam tape series, with strong conformability to eliminate air gaps and enhance bonding fastness.
    Bonding tips: Fully clean the surface to remove oil, dust and water; apply uniform pressure for 10-30 seconds after pasting; do not stretch the tape during pasting; let it stand for 1-2 hours to reach full bonding strength.
    Case Study: Anti-Freezing Solution in -40°C Extreme Cold Environment：
    Aiming at the anti-freezing and heat preservation needs of outdoor equipment, wind power facilities, special pipelines and aerospace supporting equipment in -40°C extreme cold environment, we provide a customized reliable anti-freezing solution:
    We adopt ultra-low temperature resistant silicone rubber substrate, which keeps good flexibility and insulation performance without hardening or cracking at -40°C. Optimize the internal circuit layout, properly increase the power density to realize rapid heating start, and match high-efficiency heat conduction structure to reduce heat loss. Equipped with additional insulation and wind-proof auxiliary design, it effectively blocks external cold air intrusion.
    Practical application results show that the equipped equipment can start normally in -40°C extreme cold environment, the internal temperature is stably maintained above the freezing point, the heating sheet has no performance attenuation, and it can operate stably for a long time under extreme cold and vibration conditions, fully meeting the anti-freezing protection needs of special scenarios.