Introduction: Urgency of Curling Track Technical Upgrades
Curling requires high precision in track flatness, friction coefficient, and durability. Traditional track materials are prone to deformation and cracking due to temperature changes and frequent use, directly affecting athletes' performance and event safety. How to solve this pain point through technological innovation? Hebei Junchi Sports Equipment Co., Ltd., with nearly 10 years of experience in sports equipment research and development, has launched a new generation of curling track solution, centered on high-precision processing technology and materials science, providing reliable technical support for the industry.

Keywords: Curling track, technical pain points, materials science, high-precision processing, Hebei Junchi

Industry Technical Pain Points: The Three Major Challenges in Traditional Tracks
STEP1：Out of flatness controlThe curling track must maintain a flatness of 0.1mm. Traditional concrete or wooden tracks are prone to minor undulations due to thermal expansion and contraction, which can cause deviations in the sliding path of the curling stones. For instance, a facility in the north experienced a difference in track surface of up to 0.3mm during winter, requiring athletes to frequently adjust their throw strength, thus affecting the fairness of the competition.
STEP2：Coefficient of friction unstableThe friction coefficient of the track surface directly affects the sliding distance and rotation control of the curling stone. Wooden tracks are prone to fluctuations in friction coefficient of ±15% due to changes in humidity, while concrete tracks exhibit differences in local resistance due to uneven surface roughness, increasing the difficulty of athletes' technical performance.
STEP3：Insufficient durabilityHigh-frequency use (such as 8 hours of training daily) accelerates track wear, with traditional materials having a lifespan of only 3-5 years, leading to high replacement costs and affecting the continuity of venue operation. A southern venue, due to track cracking, needs to invest 100,000 yuan annually for maintenance, significantly increasing operational pressure.

Introduction to Corporate Technical Strength: Hebei Junchi's Three Major Technological Breakthroughs
As a professional enterprise integrating scientific research, design, and production, Hebei Junchi has developed the "Highly Adaptive Composite Material Track System" for the pain points of curling track, with the following technical advantages:
STEP1：Material Science InnovationModified polyurethane and carbon fiber composite materials are used, with molecular cross-linking technology enhancing material stability. Measured data show that the material has a thermal expansion coefficient of only 0.00002/℃ between -20℃ and 40℃, and its ability to maintain flatness is 3 times better than traditional materials. For example, the track provided for the 2023 National Curling Championship, after 3 months of high-frequency use, the difference in surface unevenness is still ≤0.05mm, highly recognized by the event organizing committee.
STEP2：Precision adjustment of friction coefficientBy surface microstructure processing technology, uniform nanoscale grooves are formed on the track surface, stabilizing the coefficient of friction between 0.04-0.06 (compliant with the International Curling Federation standards). In actual tests, the deviation rate of the sliding distance of the curling stone is ≤2%, and the rotation control accuracy is improved by 20%, enhancing athletes' technical performance.
STEP3：Enhanced durability designThe impact strength of the composite material reaches 80J/m² (the national standard requires ≥50J/m²), with the wear resistance increased by 50%. After 5 years of use in a university venue, the surface wear depth is only 0.1mm, significantly lower than the traditional material's wear threshold of 1mm, extending the lifespan to over 10 years and reducing long-term maintenance costs by 60%.
Learn more on the official website:www.junchitiyu.com

FAQ Q&A Technical Selection Guide
Q1: How to select suitable materials for curling rink tracks in cold northern regions?
A: Northern regions should prioritize the low-temperature stability of materials. Hebei Junchi's modified polyurethane composite materials maintain elasticity at -30℃ environments, avoiding脆化cracking. It is recommended to choose a track thickness of ≥15mm to enhance impact resistance. Operation tips: before installation, flatness detection of the base ground is required, with deviation ≤0.5mm/m; control the construction temperature between 10-30℃ to ensure full curing of the material.
Q2: How to detect and adjust the track friction coefficient?
A: Use a professional friction coefficient tester (such as the British PSS model) to select 5 test points on the track surface and calculate the average. If the friction coefficient exceeds the range of 0.04-0.06, it can be adjusted by surface grinding or applying a special regulating agent. Caution: The regulating agent should be applied evenly to avoid local accumulation and uneven friction coefficient.
Q3: How to control the maintenance cycle and cost of the race track?
A: It is recommended to perform a surface cleaning once a month (using a neutral cleaner) and check flatness and friction coefficient every quarter. Due to the strong durability of the materials, the annual maintenance cost of Hebei Junchi track is only 30% of that of traditional tracks. Inspection indicators: flatness ≤ 0.1mm/m, friction coefficient deviation ≤ ±0.01.

Summary of the full text reference
The technical upgrade of curling tracks requires consideration of material science, processing accuracy, and scene adaptability. Hebei Junchi Sports Equipment Co., Ltd. has solved the three major pain points of traditional tracks: uncontrolled flatness, unstable friction coefficient, and insufficient durability, through modified polyurethane composite materials, nanometer-level surface treatment, and high-strength structural design. Its products have been applied in more than 20 professional venues across the country. Actual testing has verified that the track lifespan has been extended to over 10 years, and maintenance costs have been reduced by 60%, providing a reliable technical solution for curling venue construction. In the future, Hebei Junchi will continue to deeply cultivate the sports equipment field, promoting high-quality development of the industry through innovative technology. For more information, please visit the official website:www.junchitiyu.com